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Family Linyphiidae - Sheetweb and Dwarf Spiders

Spider? - Megalepthyphantes nebulosus Dwarf Spider? - Grammonota pictilis - male Another habitus image (BG:523255) - Agyneta micaria - male Adult male - Tachygyna vancouverana - male Dwarf - Erigone - male Small Spider - Pityohyphantes - male Tenuiphantes tenuis - female Unknown - female
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Chelicerata (Chelicerates)
Class Arachnida (Arachnids)
Order Araneae (Spiders)
Infraorder Araneomorphae (True Spiders)
No Taxon (Entelegynae)
Family Linyphiidae (Sheetweb and Dwarf Spiders)
Identification
In separating Theridiidae from Linyphiidae (1)
1. Legs
    Theridiidae have first legs usually longest, third legs shortest. Also fourth legs usually with comb macrosetae (indistinct in Dipoena & Euryopis). Legs have no thick setae and no femoral macrosetae.
    Linyphiidae have legs long & thin with macrosetae. (Hairs on males somewhat reduced.) They have long sensory hairs on the first three legs, sometimes on all four legs.

2. Abdomen
    Theridiidae have abdomen usually round, rarely elongate.
    Linyphiidae abdomen usually oval or elongated.
Range
This section currently under construction. More specific range information and improved formatting will be added as time permits.
* deonotes type species

Acanthoneta Eskov & Marusik, 1992
Acanthoneta aggressa (Chamberlin & Ivie, 1943) * | m f | - USA, Canada; UT(2)
Acanthoneta furcata (Emerton, 1913) | m f | - USA; UT, WA, WY (3)

Agnyphantes Hull, 1932
Agnyphantes arboreus (Emerton, 1915) | m f | - USA, Canada; AK, WA, WY, BC, AL(4)

Agyneta Hull, 1911
Agyneta allosubtilis Loksa, 1965 - North America, Russia (European to Far East), Mongolia
Agyneta amersaxatilis Saaristo & Koponen, 1998 - USA, Canada, Russia
Agyneta angulata (Emerton, 1882) - USA, Canada
Agyneta aquila Dupérré, 2013 - Canada
Agyneta barfoot Dupérré, 2013 - USA
Agyneta barrowsi (Chamberlin & Ivie, 1944) - USA, Canada
Agyneta brevipes (Keyserling, 1886) - USA
Agyneta bronx Dupérré, 2013 - USA
Agyneta bucklei Dupérré, 2013 - USA, Canada
Agyneta catalina Dupérré, 2013 - USA
Agyneta chiricahua Dupérré, 2013 - USA
Agyneta crawfordi Dupérré, 2013 - USA
Agyneta crista Dupérré, 2013 - USA
Agyneta danielbelangeri Dupérré, 2013 - USA, Canada
Agyneta darrelli Dupérré, 2013 - USA, Canada
Agyneta decora (O. Pickard-Cambridge, 1871) * - USA (Alaska), Western Canada, Europe
Agyneta decorata (Chamberlin & Ivie, 1944) - USA
Agyneta delphina Dupérré, 2013 - USA
Agyneta dynica Saaristo & Koponen, 1998 - USA, Canada
Agyneta emertoni (Roewer, 1942) - Canada
Agyneta erinacea Dupérré, 2013 - USA
Agyneta evadens (Chamberlin, 1925) - USA, Canada
Agyneta fabra (Keyserling, 1886) - USA, Canada
Agyneta fillmorana (Chamberlin, 1919) - USA, Canada
Agyneta flax Dupérré, 2013 - USA
Agyneta flibuscrocus Dupérré, 2013 - USA
Agyneta floridana (Banks, 1896) - USA
Agyneta fratrella (Chamberlin, 1919) - USA
Agyneta gagnei (Gertsch, 1973) - Hawaii
Agyneta girardi Dupérré, 2013 - USA, Canada
Agyneta grandcanyon Dupérré, 2013 - USA
Agyneta hedini Paquin & Dupérré, 2009 - USA
Agyneta issaqueena Dupérré, 2013 - USA
Agyneta jacksoni (Braendegaard, 1937) - USA, Canada, Greenland
Agyneta ledfordi Dupérré, 2013 - USA
Agyneta leucophora (Chamberlin & Ivie, 1944) - USA
Agyneta llanoensis (Gertsch & Davis, 1936) - USA
Agyneta longipes (Chamberlin & Ivie, 1944) - USA
Agyneta lophophor (Chamberlin & Ivie, 1933) - USA, Canada
Agyneta manni (Crawford & Edwards, 1989) - USA
Agyneta maritima (Emerton, 1919) - Russia, Mongolia, Canada, USA (Alaska)
Agyneta micaria (Emerton, 1882) - USA, Canada
Agyneta miniata Dupérré, 2013 - USA
Agyneta minorata (Chamberlin & Ivie, 1944) - USA
Agyneta mollis (O. Pickard-Cambridge, 1871) - USA (Alaska), Canada, Europe, Morocco, Caucasus, Russia (Siberia), China, Japan
Agyneta nigripes (Simon, 1884) - Canada, Greenland, Europe, Russia, Pakistan
Agyneta okefenokee Dupérré, 2013 - USA
Agyneta olivacea (Emerton, 1882) - North America, Europe, Russia (Siberia to Far East), Mongolia
Agyneta ordinaria (Chamberlin & Ivie, 1947) - USA, Canada
Agyneta panthera Dupérré, 2013 - USA
Agyneta paquini Dupérré, 2013 - USA
Agyneta parva (Banks, 1896) - USA
Agyneta perspicua Dupérré, 2013 - USA, Canada
Agyneta picta (Chamberlin & Ivie, 1944) - USA
Agyneta pistrix Dupérré, 2013 - USA
Agyneta platnicki Dupérré, 2013 - USA
Agyneta protrudens (Chamberlin & Ivie, 1933) - USA, Canada
Agyneta regina (Chamberlin & Ivie, 1944) - USA
Agyneta sandia Dupérré, 2013 - USA
Agyneta semipallida (Chamberlin & Ivie, 1944) - USA
Agyneta serrata (Emerton, 1909) - USA, Canada
Agyneta sheffordiana Dupérré & Paquin, 2007 - Canada
Agyneta simplex (Emerton, 1926) - USA, Canada
Agyneta spicula Dupérré, 2013 - USA
Agyneta tuberculata Dupérré, 2013 - USA
Agyneta unimaculata (Banks, 1892) - USA, Canada
Agyneta uta (Chamberlin, 1920) - USA
Agyneta vinki Dupérré, 2013 - USA
Agyneta watertoni Dupérré, 2013 - Canada
Agyneta yukona Dupérré, 2013 - Canada

Allomengea dentisetis (Grube, 1861) - North America, Russia (Sibiria to Far East), Kyrgyzstan, China, Mongolia, Japan; AK(5), AB(6), SK(7)
Allomengea scopigera (Grube, 1859) * - North America, Europe, Caucasus, Russia (Sibiria to Far East), Central Asia, Mongolia
Allomengea vidua (L. Koch, 1879) - Canada, Europe, Russia (Siberia)

Anacornia Chamberlin & Ivie, 1933
Anacornia microps Chamberlin & Ivie, 1933 * - USA; UT(8)
Anacornia proceps Chamberlin, 1949 - USA; UT(9)

Anibontes Chamberlin, 1924
Anibontes longipes Chamberlin & Ivie, 1944 - USA; GA(10)
Anibontes mimus Chamberlin, 1924 * - USA; LA(11), NC(12), southeastern USA(13)

Annapolis Millidge, 1984
Annapolis mossi (Muma, 1945) * - USA

Anthrobia Tellkampf, 1844
Anthrobia acuminata (Emerton, 1913) - USA
Anthrobia coylei Miller, 2005 - USA
Anthrobia monmouthia Tellkampf, 1844 * - USA
Anthrobia whiteleyae Miller, 2005 - USA

Aphileta Hull, 1920
Aphileta microtarsa (Emerton, 1882) - USA
Aphileta misera (O. Pickard-Cambridge, 1882) * - North America, Europe, Russia (Sibiria to Far East)

Arcterigone Eskov & Marusik, 1994
Arcterigone pilifrons (L. Koch, 1879) * - Russia, Canada; Holarctic, Palearctic; Northwester Territories; True Love Inlet, Devon Island; Baily Point, Melville Island(14)

Arcuphantes Chamberlin & Ivie, 1943
Arcuphantes arcuatulus (Roewer, 1942) - USA, Canada
Arcuphantes cavaticus Chamberlin & Ivie, 1943 - USA
Arcuphantes curvomarginatus Ma, Marusik & Tu, 2016 - USA
Arcuphantes decoratus Chamberlin & Ivie, 1943 - USA
Arcuphantes dentatus Ma, Marusik & Tu, 2016 - USA
Arcuphantes fragilis Chamberlin & Ivie, 1943 * - USA
Arcuphantes pictilis Chamberlin & Ivie, 1943 - USA
Arcuphantes potteri Chamberlin & Ivie, 1943 - USA
Arcuphantes sylvaticus Chamberlin & Ivie, 1943 - USA

Baryphyma Simon, 1884
Baryphyma gowerense (Locket, 1965) - North America, Ireland, Britain, Scandinavia, Poland, Russia (European)
Baryphyma trifrons (O. Pickard-Cambridge, 1863) - North America, Europe, Caucasus, Russia (European to Far East)

Bathyphantes Menge, 1866
Bathyphantes alameda Ivie, 1969 - USA, Canada
Bathyphantes alascensis (Banks, 1900) - USA, Canada
Bathyphantes alboventris (Banks, 1892) - USA, Canada
Bathyphantes bishopi Ivie, 1969 - USA
Bathyphantes brevipes (Emerton, 1917) - USA, Canada
Bathyphantes brevis (Emerton, 1911) - USA, Canada
Bathyphantes canadensis (Emerton, 1882) - Russia, Canada, USA
Bathyphantes chico Ivie, 1969 - USA
Bathyphantes diasosnemis Fage, 1929 - USA
Bathyphantes eumenis (L. Koch, 1879) - USA (Alaska), Canada, Europe, Russia (European to Far East), China
Bathyphantes gracilis (Blackwall, 1841) * - North America, Europe, Northern Africa, Turkey, Caucasus, Russia (European to Far East), Kazakhstan, China, Korea, Japan
Bathyphantes gulkana Ivie, 1969 - Russia, USA (Alaska), Canada
Bathyphantes iviei Holm, 1970 - USA (Alaska)
Bathyphantes keeni (Emerton, 1917) - Canada, USA
Bathyphantes latescens (Chamberlin, 1919) - USA
Bathyphantes malkini Ivie, 1969 - USA, Canada
Bathyphantes orica Ivie, 1969 - USA, Canada
Bathyphantes pallidus (Banks, 1892) - USA, Canada
Bathyphantes pogonias Kulczyński, 1885 - Russia, USA (Alaska)
Bathyphantes reprobus (Kulczyński, 1916) - North America, Northern Europe, Russia (European to Far East)
Bathyphantes umiatus Ivie, 1969 - USA (Alaska)
Bathyphantes waneta Ivie, 1969 - USA, Canada
Bathyphantes weyeri (Emerton, 1875) - USA
Bathyphantes yukon Ivie, 1969 - USA (Alaska)

Blestia Millidge, 1993
Blestia sarcocuon (Crosby & Bishop, 1927) * - USA

Carorita Duffey & Merrett, 1963
Carorita limnaea (Crosby & Bishop, 1927) * - North America, Europe, Russia (European to Far East), China

Caviphantes Oi, 1960
Caviphantes saxetorum (Hull, 1916) - USA, Europe

Centromerita Dahl, 1912
Centromerita bicolor (Blackwall, 1833) * - USA, Canada, Europe

Centromerus Dahl, 1886
Centromerus cornupalpis (O. Pickard-Cambridge, 1875) - USA, Canada
Centromerus denticulatus (Emerton, 1909) - USA
Centromerus furcatus (Emerton, 1882) - USA, Canada
Centromerus latidens (Emerton, 1882) - USA, Canada
Centromerus longibulbus (Emerton, 1882) - USA
Centromerus persolutus (O. Pickard-Cambridge, 1875) - USA, Canada
Centromerus sylvaticus (Blackwall, 1841) - North America, Europe, Turkey, Russia (European to Far East), China, Korea, Japan
Centromerus tennapex (Barrows, 1940) - USA

Ceraticelus Simon, 1884
Ceraticelus agathus Chamberlin, 1949 - USA
Ceraticelus albus (Fox, 1891) - USA
Ceraticelus alticeps (Fox, 1891) - USA
Ceraticelus artemisiae Prentice & Redak, 2009 - USA
Ceraticelus atriceps (O. Pickard-Cambridge, 1874) - USA
Ceraticelus berthoudi Dondale, 1958 - USA
Ceraticelus bryantae Kaston, 1945 - USA
Ceraticelus bulbosus (Emerton, 1882) - North America, Europe, Russia (Far East)
Ceraticelus carinatus (Emerton, 1911) - USA
Ceraticelus crassiceps Chamberlin & Ivie, 1939 - USA
Ceraticelus creolus Chamberlin, 1925 - USA
Ceraticelus emertoni (O. Pickard-Cambridge, 1874) - USA
Ceraticelus fastidiosus Crosby & Bishop, 1925 - USA
Ceraticelus fissiceps (O. Pickard-Cambridge, 1874) * - USA, Canada
Ceraticelus innominabilis Crosby, 1905 - USA (Alaska)
Ceraticelus laetabilis (O. Pickard-Cambridge, 1874) - USA, Canada
Ceraticelus laetabilis pisga Chamberlin, 1949 - USA
Ceraticelus laetus (O. Pickard-Cambridge, 1874) - USA, Canada
Ceraticelus laticeps (Emerton, 1894) - USA, Canada
Ceraticelus laticeps bucephalus Chamberlin & Ivie, 1944 - USA
Ceraticelus limnologicus Crosby & Bishop, 1925 - USA
Ceraticelus micropalpis (Emerton, 1882) - USA
Ceraticelus minutus (Emerton, 1882) - USA, Canada
Ceraticelus paludigena Crosby & Bishop, 1925 - USA, Hispaniola
Ceraticelus paschalis Crosby & Bishop, 1925 - USA
Ceraticelus phylax Ivie & Barrows, 1935 - USA
Ceraticelus pygmaeus (Emerton, 1882) - USA
Ceraticelus rowensis Levi & Levi, 1955 - Canada
Ceraticelus savannus Chamberlin & Ivie, 1944 - USA
Ceraticelus silus Dondale, 1958 - USA (Alaska)
Ceraticelus similis (Banks, 1892) - USA
Ceraticelus subniger Chamberlin, 1949 - USA
Ceraticelus tibialis (Fox, 1891) - USA

Ceratinella Emerton, 1882
Ceratinella acerea Chamberlin & Ivie, 1933 | | USA
Ceratinella alaskae Chamberlin & Ivie, 1947 | | Russia, Canada, USA
Ceratinella brunnea Emerton, 1882 | | USA, Canada
Ceratinella buna Chamberlin, 1949 | | USA
Ceratinella diversa Chamberlin, 1949 | | USA
Ceratinella hemetha Chamberlin, 1949 | | USA
Ceratinella holocerea Chamberlin, 1949 | | USA
Ceratinella kenaba Chamberlin, 1949 | | USA
Ceratinella ornatula (Crosby & Bishop, 1925) | | USA, Canada, Greenland
Ceratinella ornatula alaskana Chamberlin, 1949 | | USA (Alaska)
Ceratinella parvula (Fox, 1891) | | USA
Ceratinella playa Cokendolpher, Torrence, Smith & Dupérré, 2007 | | USA
Ceratinella tigana Chamberlin, 1949 | | USA (Alaska)
Ceratinella tosior Chamberlin, 1949 | | USA

Ceratinops Banks, 1905
Ceratinops annulipes (Banks, 1892) * | | USA
Ceratinops carolinus (Banks, 1911) | | USA
Ceratinops crenatus (Emerton, 1882) | | USA
Ceratinops inflatus (Emerton, 1923) | | USA
Ceratinops latus (Emerton, 1882) | | USA
Ceratinops littoralis (Emerton, 1913) | | USA
Ceratinops obscurus (Chamberlin & Ivie, 1939) | | USA
Ceratinops rugosus (Emerton, 1909) | | USA
Ceratinops sylvaticus (Emerton, 1913) | | USA, Canada
Ceratinops uintanus Chamberlin, 1949 | | USA

Ceratinopsidis Bishop & Crosby, 1930
Ceratinopsidis formosa (Banks, 1892) * | | USA

Ceratinopsis Emerton, 1882
Ceratinopsis atolma Chamberlin, 1925 | | USA
Ceratinopsis auriculata Emerton, 1909 | | USA, Canada
Ceratinopsis bicolor Banks, 1896 | | USA
Ceratinopsis bona Chamberlin & Ivie, 1944 | | USA
Ceratinopsis crosbyi Chamberlin, 1949 | | USA
Ceratinopsis delicata Chamberlin & Ivie, 1939 | | USA
Ceratinopsis disparata (Dondale, 1959) | | USA
Ceratinopsis georgiana Chamberlin & Ivie, 1944 | | USA
Ceratinopsis gosibia Chamberlin, 1949 | | USA
Ceratinopsis interpres (O. Pickard-Cambridge, 1874) * | | USA
Ceratinopsis interventa Chamberlin, 1949 | | USA
Ceratinopsis labradorensis Emerton, 1925 | | Canada
Ceratinopsis laticeps Emerton, 1882 | | USA
Ceratinopsis nigriceps Emerton, 1882 | | USA, Canada
Ceratinopsis nigripalpis Emerton, 1882 | | USA, Canada
Ceratinopsis oregonicola Chamberlin, 1949 | | USA
Ceratinopsis palomara Chamberlin, 1949 | | USA
Ceratinopsis secuta Chamberlin, 1949 | | USA
Ceratinopsis sutoris Bishop & Crosby, 1930 | | USA, Canada
Ceratinopsis swanea Chamberlin & Ivie, 1944 | | USA
Ceratinopsis sylvania Chamberlin & Ivie, 1944 | | USA
Ceratinopsis watsinga Chamberlin, 1949 | | USA
Ceratinopsis xanthippe (Keyserling, 1886) | | USA
Ceratinopsis yola Chamberlin & Ivie, 1939 | | USA

Cheniseo Bishop & Crosby, 1935
Cheniseo fabulosa Bishop & Crosby, 1935 * | | USA
Cheniseo faceta Bishop & Crosby, 1935 | | USA
Cheniseo recurvata (Banks, 1900) | | USA (Alaska)
Cheniseo sphagnicultor Bishop & Crosby, 1935 | | USA, Canada

Cnephalocotes Simon, 1884
Cnephalocotes obscurus (Blackwall, 1834) * | | Canada, Europe, Russia (European to Far East)
Cnephalocotes simpliciceps Simon, 1900 | | Hawaii

Collinsia O. Pickard-Cambridge, 1913
Collinsia borea (L. Koch, 1879) | | Russia, USA (Alaska)
Collinsia clypiella (Chamberlin, 1920) | | USA
Collinsia holmgreni (Thorell, 1871) | | USA (Alaska), Canada, Northern Europe, Russia (European to Far East), China  
Collinsia ksenia (Crosby & Bishop, 1928) | | USA, Canada
Collinsia oatimpa (Chamberlin, 1949) | | USA
Collinsia oxypaederotipus (Crosby, 1905) | | USA
Collinsia palmeni Hackman, 1954 | | Canada
Collinsia perplexa (Keyserling, 1886) | | USA
Collinsia pertinens (O. Pickard-Cambridge, 1875) | | USA
Collinsia plumosa (Emerton, 1882) | | USA, Canada
Collinsia probata (O. Pickard-Cambridge, 1874) | | USA
Collinsia spetsbergensis (Thorell, 1871) | | USA (Alaska), Canada, Northern Europe, Russia (European to Far East)
Collinsia stylifera (Chamberlin, 1949) | | USA, Canada
Collinsia thulensis (Jackson, 1934) | | USA (Alaska), Canada, Greenland, Spitsbergen

Coloncus Chamberlin, 1949
Coloncus americanus (Chamberlin & Ivie, 1944) | | USA
Coloncus cascadeus Chamberlin, 1949 | | USA
Coloncus ocala Chamberlin, 1949 | | USA
Coloncus pius Chamberlin, 1949 * | | USA
Coloncus siou Chamberlin, 1949 | | USA, Canada

Coreorgonal Bishop & Crosby, 1935
Coreorgonal bicornis (Emerton, 1923) * | | USA, Canada
Coreorgonal monoceros (Keyserling, 1884) | | USA
Coreorgonal petulcus (Millidge, 1981) | | USA

Dactylopisthes Simon, 1884
Dactylopisthes video (Chamberlin & Ivie, 1947) | | Russia, Mongolia, USA (Alaska), Canada

Dicymbium Menge, 1868
Dicymbium elongatum (Emerton, 1882) | | USA, Canada

Diplocentria Hull, 1911
Diplocentria bidentata (Emerton, 1882) * | | North America, Europe, Russia (European to Far East), China
Diplocentria hiberna (Barrows, 1945) | | USA
Diplocentria perplexa (Chamberlin & Ivie, 1939) | | USA, Canada
Diplocentria rectangulata (Emerton, 1915) | | North America, Europe, Russia (European to Far East),
Diplocentria retinax (Crosby & Bishop, 1936) | | USA, Canada

Diplocephalus Bertkau, 1883
Diplocephalus barbiger (Roewer, 1955) | | USA (Alaska), Canada, Greenland, Russia (European to Far East)
Diplocephalus cristatus (Blackwall, 1833) | | Europe to Middle Siberia and Kazakhstan. Introduced to North America, Falkland Is., New Zealand
Diplocephalus subrostratus (O. Pickard-Cambridge, 1873) | | North America, Greenland, Russia (European to Far East), Mongolia

Diplostyla Emerton, 1882
Diplostyla concolor (Wider, 1834) * | | North America, Europe, Turkey, Caucasus, Russia (Sibiria)

Disembolus Chamberlin & Ivie, 1933
Disembolus alpha (Chamberlin, 1949) | | USA
Disembolus amoenus Millidge, 1981 | | USA
Disembolus anguineus Millidge, 1981 | | USA
Disembolus bairdi Edwards, 1999 | | USA
Disembolus beta Millidge, 1981 | | USA
Disembolus concinnus Millidge, 1981 | | USA
Disembolus convolutus Millidge, 1981 | | USA
Disembolus corneliae (Chamberlin & Ivie, 1944) | | USA
Disembolus galeatus Millidge, 1981 | | USA
Disembolus hyalinus Millidge, 1981 | | Canada
Disembolus implexus Millidge, 1981 | | USA
Disembolus implicatus Millidge, 1981 | | USA
Disembolus kesimbus (Chamberlin, 1949) | | USA
Disembolus lacteus Millidge, 1981 | | USA
Disembolus lacunatus Millidge, 1981 | | USA
Disembolus phanus (Chamberlin, 1949) | | USA
Disembolus procerus Millidge, 1981 | | USA
Disembolus sacerdotalis (Crosby & Bishop, 1933) | | USA, Canada
Disembolus sinuosus Millidge, 1981 | | USA
Disembolus solanus Millidge, 1981 | | USA
Disembolus stridulans Chamberlin & Ivie, 1933 * | | USA
Disembolus torquatus Millidge, 1981 | | USA
Disembolus vicinus Millidge, 1981 | | USA
Disembolus zygethus Chamberlin, 1949 | | USA

Dismodicus Simon, 1884
Dismodicus alticeps Chamberlin & Ivie, 1947 | | Russia, Canada, USA
Dismodicus decemoculatus (Emerton, 1882) | | USA, Canada, Greenland
Dismodicus modicus Chamberlin & Ivie, 1947 | | USA (Alaska)

Drapetisca Menge, 1866
Drapetisca alteranda Chamberlin, 1909 | | USA
Drapetisca oteroana Gertsch, 1951 | | USA

Entelecara Simon, 1884
Entelecara acuminata (Wider, 1834) * | | USA, Europe, Russia (Sibiria), Central Asia
Entelecara media Kulczyński, 1887 | | North America, Europe, Russia (European to Far East), Kazakhstan
Entelecara sombra (Chamberlin & Ivie, 1947) | | Canada, USA

Epiceraticelus Crosby & Bishop, 1931
Epiceraticelus fluvialis Crosby & Bishop, 1931 * | | USA

Eridantes Crosby & Bishop, 1933
Eridantes diodontos Prentice & Redak, 2013 | | USA, Mexico
Eridantes erigonoides (Emerton, 1882) * | | USA
Eridantes utibilis Crosby & Bishop, 1933 | | USA, Canada

Erigone Audouin, 1826
Erigone albescens Banks, 1898 | | USA
Erigone aletris Crosby & Bishop, 1928 | | USA, Canada. Introduced to Britain, Italy
Erigone allani Chamberlin & Ivie, 1947 | | USA (Alaska)
Erigone alsaida Crosby & Bishop, 1928 | | USA
Erigone angela Chamberlin & Ivie, 1939 | | USA
Erigone arctica (White, 1852) | | North America, Europe, Russia (European to Far East)
Erigone arctophylacis Crosby & Bishop, 1928 | | USA, Canada
Erigone aspura Chamberlin & Ivie, 1939 | | USA (Alaska)
Erigone atra Blackwall, 1833 | | North America, Europe, Russia (European to Far East), Central Asia, China, Mongolia, Korea, Japan
Erigone autumnalis Emerton, 1882 | | North and Central America. Introduced to Azores, Europe, United Arab Emirates, New Caledonia
Erigone barrowsi Crosby & Bishop, 1928 | | USA, Mexico
Erigone benes Chamberlin & Ivie, 1939 | | USA
Erigone blaesa Crosby & Bishop, 1928 | | USA, Canada
Erigone canthognatha Chamberlin & Ivie, 1935 | | USA
Erigone coloradensis Keyserling, 1886 | | USA, Canada
Erigone cristatopalpus Simon, 1884 | | North America, Europe, Russia (Sibiria to Far East), Central Asia, Mongolia
Erigone crosbyi Schenkel, 1950 | | USA
Erigone denticulata Chamberlin & Ivie, 1939 | | USA
Erigone dentigera O. Pickard-Cambridge, 1874 | | North America, Europe, Caucasus, Russia (Far East)
Erigone dentosa O. Pickard-Cambridge, 1894 | | USA to Guatemala. Introduced to Belgium
Erigone ephala Crosby & Bishop, 1928 | | USA, Canada
Erigone hydrophytae Ivie & Barrows, 1935 | | USA
Erigone hypenema Crosby & Bishop, 1928
Erigone infernalis Keyserling, 1886 | | USA
Erigone matanuskae Chamberlin & Ivie, 1947 | | USA (Alaska)
Erigone ostiaria Crosby & Bishop, 1928 | | USA
Erigone paradisicola Crosby & Bishop, 1928 | | USA
Erigone personata Gertsch & Davis, 1936 | | USA
Erigone praecursa Chamberlin & Ivie, 1939 | | USA
Erigone psychrophila Thorell, 1871 | | North America, Northern Europe, Russia (European to Far East)
Erigone reducta Schenkel, 1950 | | USA
Erigone stygia Gertsch, 1973 | | Hawaii
Erigone tanana Chamberlin & Ivie, 1947 | | USA (Alaska)
Erigone tirolensis L. Koch, 1872 | | North America, Europe, Russia (European to Far East)
Erigone tristis (Banks, 1892) | | USA
Erigone uintana Chamberlin & Ivie, 1935 | | USA
Erigone whitneyana Chamberlin & Ivie, 1935 | | USA
Erigone whymperi O. Pickard-Cambridge, 1877 | | Canada, Greenland, Faeroes, Russia, Mongolia
Erigone whymperi minor Jackson, 1933 | | Canada

Erigonella Dahl, 1901
Erigonella groenlandica Strand, 1905 | j | Canada

Esophyllas Prentice & Redak, 2012
Esophyllas synankylis Prentice & Redak, 2012 | | USA
Esophyllas vetteri Prentice & Redak, 2012 * | | USA

Estrandia Blauvelt, 1936
Estrandia grandaeva (Keyserling, 1886) * | | North America, Northern Europe, Russia (European to Far East), China, Japan

Eulaira Chamberlin & Ivie, 1933
Eulaira altura Chamberlin & Ivie, 1945 | | USA
Eulaira arctoa Holm, 1960 | | USA (Alaska)
Eulaira chelata Chamberlin & Ivie, 1939 | | USA
Eulaira dela Chamberlin & Ivie, 1933 * | | USA
Eulaira delana Chamberlin & Ivie, 1939 | | USA
Eulaira kaiba Chamberlin, 1949 | | USA
Eulaira mana Chamberlin & Ivie, 1935 | | USA
Eulaira obscura Chamberlin & Ivie, 1945 | | USA
Eulaira schediana Chamberlin & Ivie, 1933 | | USA
Eulaira schediana nigrescens Chamberlin & Ivie, 1945 | | USA
Eulaira simplex (Chamberlin, 1919) | | USA
Eulaira suspecta Gertsch & Mulaik, 1936 | | USA
Eulaira thumbia Chamberlin & Ivie, 1945 | | USA
Eulaira wioma Chamberlin, 1949 | | USA

Floricomus Crosby & Bishop, 1925
Floricomus bishopi Ivie & Barrows, 1935 | | USA
Floricomus crosbyi Ivie & Barrows, 1935 | | USA
Floricomus littoralis Chamberlin & Ivie, 1935 | | USA
Floricomus mulaiki Gertsch & Davis, 1936 | | USA
Floricomus nasutus (Emerton, 1911) | | USA
Floricomus nigriceps (Banks, 1906) | | USA
Floricomus ornatulus Gertsch & Ivie, 1936 | | USA
Floricomus plumalis (Crosby, 1905) | | USA
Floricomus praedesignatus Bishop & Crosby, 1935 | | USA, Canada
Floricomus pythonicus Crosby & Bishop, 1925 | | USA
Floricomus rostratus (Emerton, 1882) * | | USA
Floricomus setosus Chamberlin & Ivie, 1944 | | USA
Floricomus tallulae Chamberlin & Ivie, 1944 | | USA

Florinda O. Pickard-Cambridge, 1896
Florinda coccinea (Hentz, 1850) * | | USA, Mexico, Caribbean

Frederickus Paquin, Dupérré, Buckle & Crawford, 2008
Frederickus coylei Paquin, Dupérré, Buckle & Crawford, 2008 * | | USA, Canada
Frederickus wilburi (Levi & Levi, 1955) | | USA, Canada

Frontinella F. O. Pickard-Cambridge, 1902
Frontinella huachuca Gertsch & Davis, 1946 | | USA, Mexico
Frontinella pyramitela (Walckenaer, 1841) | | North, Central America

Glyphesis Simon, 1926
Glyphesis idahoanus (Chamberlin, 1949) | | USA
Glyphesis scopulifer (Emerton, 1882) | | USA, Canada

Gnathonargus Bishop & Crosby, 1935
Gnathonargus unicorn (Banks, 1892) * | | USA

Gnathonarium Karsch, 1881
Gnathonarium suppositum (Kulczyński, 1885) | | Russia, USA (Alaska), Canada
Gnathonarium taczanowskii (O. Pickard-Cambridge, 1873) | | Russia, Kazakhstan, Mongolia, China, Alaska, Canada

Gnathonaroides Bishop & Crosby, 1938
Gnathonaroides pedalis (Emerton, 1923) * | | USA, Canada

Gonatium Menge, 1868
Gonatium crassipalpum Bryant, 1933 | | USA, Canada

Goneatara Bishop & Crosby, 1935
Goneatara eranistes (Crosby & Bishop, 1927) | | USA
Goneatara nasutus (Barrows, 1943) | | USA
Goneatara platyrhinus (Crosby & Bishop, 1927) * | | USA
Goneatara plausibilis Bishop & Crosby, 1935 | | USA

Gongylidiellum Simon, 1884
Gongylidiellum minutum (Banks, 1892) | | USA
Gongylidiellum tennesseense Petrunkevitch, 1925 | | USA

Grammonota Emerton, 1882
Grammonota angusta Dondale, 1959 | | USA, Canada
Grammonota barnesi Dondale, 1959 | | USA
Grammonota capitata Emerton, 1924 | | USA
Grammonota chamberlini Ivie & Barrows, 1935 | | USA
Grammonota coloradensis Dondale, 1959 | | USA
Grammonota gentilis Banks, 1898 | | North America
Grammonota gigas (Banks, 1896) | | USA
Grammonota inornata Emerton, 1882 | | USA, Canada
Grammonota inusiata Bishop & Crosby, 1933 | | USA
Grammonota kincaidi (Banks, 1906) | | USA
Grammonota maculata Banks, 1896 | | USA, Costa Rica
Grammonota maritima Emerton, 1925 | | Canada
Grammonota nigrifrons Gertsch & Mulaik, 1936 | | USA
Grammonota ornata (O. Pickard-Cambridge, 1875) | | USA, Canada
Grammonota pallipes Banks, 1895 | | USA
Grammonota pictilis (O. Pickard-Cambridge, 1875) * | | USA, Canada
Grammonota salicicola Chamberlin, 1949 | | USA
Grammonota semipallida Emerton, 1919 | | Canada
Grammonota subarctica Dondale, 1959 | | USA (Alaska)
Grammonota suspiciosa Gertsch & Mulaik, 1936 | | USA
Grammonota texana (Banks, 1899) | | USA
Grammonota trivittata Banks, 1895 | | USA
Grammonota trivittata georgiana Chamberlin & Ivie, 1944 | | USA
Grammonota vittata Barrows, 1919 | | USA
Grammonota zephyra Dondale, 1959 | | USA

Graphomoa Chamberlin, 1924
Graphomoa theridioides Chamberlin, 1924 * | | USA

Helophora Menge, 1866
Helophora insignis (Blackwall, 1841) * | | North America, Europe, Caucasus, Russia (European to Far East), China
Helophora orinoma (Chamberlin, 1919) | | USA
Helophora reducta (Keyserling, 1886) | | USA
Helophora tunagyna Chamberlin & Ivie, 1943 | | USA

Hilaira Simon, 1884
Hilaira canaliculata (Emerton, 1915) | | Russia, USA, Canada
Hilaira gertschi Holm, 1960 | | Russia (Siberia, Wrangel Is.), USA (Alaska)
Hilaira herniosa (Thorell, 1875) | | North America, Europe, Turkey, Russia (European to Far East), Mongolia, Japan
Hilaira incondita (L. Koch, 1879) | | Russia (Europe, Siberia), Canada
Hilaira nubigena Hull, 1911 | | Northern Europe, Russia (Siberia, Far East), USA (Alaska)
Hilaira proletaria (L. Koch, 1879) | | Russia (Europe, Siberia), USA (Alaska)
Hilaira sibirica Eskov, 1987 | | Russia, Mongolia, Canada
Hilaira vexatrix (O. Pickard-Cambridge, 1877) | | Russia (Siberia to Far East), North America, Greenland

Horcotes Crosby & Bishop, 1933
Horcotes quadricristatus (Emerton, 1882) * | | USA
Horcotes strandi (Sytshevskaja, 1935) | | Finland, Russia, Canada
Horcotes uncinatus Barrows, 1945 | | USA
Hybauchenidium Holm, 1973
Hybauchenidium aquilonare (L. Koch, 1879) * | | Russia (Europe, Siberia), USA (Alaska), Canada
Hybauchenidium cymbadentatum (Crosby & Bishop, 1935) | | USA
Hybauchenidium ferrumequinum (Grube, 1861) | | Sweden, Finland, Russia, Canada
Hybauchenidium gibbosum (Sørensen, 1898) | | Russia, Canada, USA, Greenland

Hypomma Dahl, 1886
Hypomma marxi (Keyserling, 1886) | | USA
Hypomma nordlandicum Chamberlin & Ivie, 1947 | | USA (Alaska)
Hypomma subarcticum Chamberlin & Ivie, 1947 | | USA (Alaska)

Hypselistes Simon, 1894
Hypselistes florens (O. Pickard-Cambridge, 1875) * | | USA, Canada
Hypselistes florens bulbiceps Chamberlin & Ivie, 1935 | | USA

Idionella Banks, 1893
Idionella anomala (Gertsch & Ivie, 1936) | | USA
Idionella deserta (Gertsch & Ivie, 1936) | | USA
Idionella formosa (Banks, 1892) * | | USA
Idionella formosa pista (Chamberlin, 1949) | | USA
Idionella nesiotes (Crosby, 1924) | | USA, Mexico
Idionella rugosa (Crosby, 1905) | | USA
Idionella sclerata (Ivie & Barrows, 1935) | | USA, Mexico
Idionella titivillitium (Crosby & Bishop, 1925) | | USA
Idionella tugana (Chamberlin, 1949) | | USA

Improphantes Saaristo & Tanasevitch, 1996
Improphantes complicatus (Emerton, 1882) | | North America, Europe, Russia (European to Far East)

Incestophantes Tanasevitch, 1992
Incestophantes duplicatus (Emerton, 1913) | | USA, Canada
Incestophantes lamprus (Chamberlin, 1920) | | USA, Canada
Incestophantes mercedes (Chamberlin & Ivie, 1943) | | USA
Incestophantes washingtoni (Zorsch, 1937) | | USA, Canada

Islandiana Braendegaard, 1932
Islandiana cavealis Ivie, 1965 | | USA
Islandiana coconino Ivie, 1965 | | USA
Islandiana cristata Eskov, 1987 | | Russia (Europe, Siberia), USA (Alaska), Canada
Islandiana falsifica (Keyserling, 1886) * | | North America, Northern Europe, Russia Siberia to Far East)
Islandiana flaveola (Banks, 1892) | | USA, Canada
Islandiana flavoides Ivie, 1965 | | USA
Islandiana holmi Ivie, 1965 | | USA
Islandiana lasalana (Chamberlin & Ivie, 1935) | | USA
Islandiana longisetosa (Emerton, 1882) | | USA, Canada
Islandiana mimbres Ivie, 1965 | | USA
Islandiana muma Ivie, 1965 | | USA
Islandiana princeps Braendegaard, 1932 | | USA, Canada, Greenland, Iceland
Islandiana speophila Ivie, 1965 | | USA
Islandiana unicornis Ivie, 1965 | | USA

Ivielum Eskov, 1988
Ivielum sibiricum Eskov, 1988 * | | Russia, Mongolia, Canada

Kaestneria Wiehle, 1956
Kaestneria pullata (O. Pickard-Cambridge, 1863) | | North America, Europe, Russia (European to Far East), China, Mongolia, Japan
Kaestneria rufula (Hackman, 1954) | | USA, Canada

Lepthyphantes Menge, 1866
Lepthyphantes aldersoni Levi & Levi, 1955 | | Canada
Lepthyphantes alpinus (Emerton, 1882) | | Russia ( Far East), North America
Lepthyphantes arcticus (Keyserling, 1886) | | USA (Alaska)
Lepthyphantes chamberlini Schenkel, 1950 | | USA, Canada
Lepthyphantes furcillifer Chamberlin & Ivie, 1933 | | USA
Lepthyphantes intricatus (Emerton, 1911) | | USA, Canada
Lepthyphantes leprosus (Ohlert, 1865) | | North America, Europe to eastern Russia. Introduced to Chile
Lepthyphantes maculatus (Banks, 1900) | | USA
Lepthyphantes rainieri Emerton, 1926 | | Canada
Lepthyphantes rubescens Emerton, 1926 | | Canada
Lepthyphantes tamara Chamberlin & Ivie, 1943 | | USA
Lepthyphantes turbatrix (O. Pickard-Cambridge, 1877) | | North America, Greenland
Lepthyphantes umbratilis (Keyserling, 1886) | | USA

Leptorhoptrum Kulczyński, 1894
Leptorhoptrum robustum (Westring, 1851) * | | North America, Europe, Russia (European to Far East), Japan

Linyphantes Chamberlin & Ivie, 1942
Linyphantes aeronauticus (Petrunkevitch, 1929) * | | USA
Linyphantes aliso Chamberlin & Ivie, 1942 | | USA
Linyphantes anacortes Chamberlin & Ivie, 1942 | | USA
Linyphantes delmarus Chamberlin & Ivie, 1942 | | USA
Linyphantes distinctus Chamberlin & Ivie, 1942 | | USA
Linyphantes eureka Chamberlin & Ivie, 1942 | | USA
Linyphantes laguna Chamberlin & Ivie, 1942 | | USA
Linyphantes microps Chamberlin & Ivie, 1942 | | USA
Linyphantes natches Chamberlin & Ivie, 1942 | | USA
Linyphantes nehalem Chamberlin & Ivie, 1942 | | USA
Linyphantes nigrescens Chamberlin & Ivie, 1942 | | USA
Linyphantes obscurus Chamberlin & Ivie, 1942 | | USA
Linyphantes orcinus (Emerton, 1917) | | USA, Canada
Linyphantes pacificus Chamberlin & Ivie, 1942 | | USA
Linyphantes pacificus (Banks, 1906) | | USA
Linyphantes pualla Chamberlin & Ivie, 1942 | | USA, Canada
Linyphantes santinez Chamberlin & Ivie, 1942 | | USA
Linyphantes santinez verdugo Chamberlin & Ivie, 1942 | | USA
Linyphantes victoria Chamberlin & Ivie, 1942 | | Canada

Linyphia Latreille, 1804
Linyphia adstricta (Keyserling, 1886) | | USA
Linyphia catalina Gertsch, 1951 | | USA
Linyphia emertoni Thorell, 1875 | | Canada
Linyphia neophita Hentz, 1850 | | USA
Linyphia orophila Thorell, 1877 | | USA
Linyphia rita Gertsch, 1951 | | USA
Linyphia tauphora Chamberlin, 1928 | | USA
Linyphia textrix Walckenaer, 1841 | | USA
Linyphia triangularis (Clerck, 1757) * | | Europe, Caucasus to Iran, Russia to China. Introduced to USA

Lophomma Menge, 1868
Lophomma depressum (Emerton, 1882) | m | USA
Lophomma vaccinii (Emerton, 1926) | m f | USA, Russia

Macrargus Dahl, 1886
Macrargus multesimus (O. Pickard-Cambridge, 1875) | m f | North America, Europe, Russia (European to Far East), China, Mongolia

Maro O. Pickard-Cambridge, 1906
Maro amplus Dondale & Buckle, 2001 | m | Canada, USA
Maro nearcticus Dondale & Buckle, 2001 | m f | Canada, USA, Mexico

Masikia Millidge, 1984
Masikia indistincta (Kulczyński, 1908) * | m f | Russia (Europe, Siberia), USA (Alaska), Canada
Masikia relicta (Chamberlin, 1949) | f | USA

Maso Simon, 1884
Maso alticeps (Emerton, 1909) | m f | USA
Maso navajo Chamberlin, 1949 | f | USA
Maso politus Banks, 1896 | m f | USA
Maso sundevalli (Westring, 1851) * | m f | North America, Europe, Turkey, Caucasus, Russia (European to Far East), China, Mongolia, Japan

Masoncus Chamberlin, 1949
Masoncus arienus Chamberlin, 1949 * | m f | USA
Masoncus conspectus (Gertsch & Davis, 1936) | m f | USA
Masoncus dux Chamberlin, 1949 | f | Canada
Masoncus pogonophilus Cushing, 1995 | m f | USA

Masonetta Chamberlin & Ivie, 1939
Masonetta floridana (Ivie & Barrows, 1935) * | m f | USA


Mecynargus Kulczyński, 1894
Mecynargus borealis (Jackson, 1930) | m f | Canada, Northern Europe, Russia (Sibiria)
Mecynargus monticola (Holm, 1943) | m f | Sweden, Finland, Russia, Mongolia, Canada
Mecynargus paetulus (O. Pickard-Cambridge, 1875) | m f | USA (Alaska), Canada, Europe, Russia (European to Far East)
Mecynargus sphagnicola (Holm, 1939) | m f | Greenland, Scandinavia, Russia, Mongolia, Canada
Mecynargus tungusicus (Eskov, 1981) | m f | Russia, Kyrgyzstan, China, Canada

Megalepthyphantes Wunderlich, 1994
Megalepthyphantes nebulosus (Sundevall, 1830) * | m f | North America, Europe, Turkey, Caucasus, Russia (European to Far East)

Mermessus O. Pickard-Cambridge, 1899
Mermessus agressus (Gertsch & Davis, 1937) | m f | USA, Mexico
Mermessus albulus (Zorsch & Crosby, 1934) | m f | USA
Mermessus antraeus (Crosby, 1926) | m f | USA, Mexico
Mermessus augustae (Crosby & Bishop, 1933) | m | USA
Mermessus augustalis (Crosby & Bishop, 1933) | m f | USA, Canada
Mermessus brevidentatus (Emerton, 1909) | m f | USA
Mermessus bryantae (Ivie & Barrows, 1935) | m f | North America, Cuba, Venezuela. Introduced to Azores
Mermessus coahuilanus (Gertsch & Davis, 1940) | m f | USA, Mexico
Mermessus contortus (Emerton, 1882) | m f | USA
Mermessus denticulatus (Banks, 1898) | m f | Canada to Peru, Caribbean. Introduced to Europe, North Africa
Mermessus dentiger O. Pickard-Cambridge, 1899 * | m f | USA to Guatemala, Caribbean
Mermessus entomologicus (Emerton, 1911) | m f | USA, Canada
Mermessus floridus (Millidge, 1987) | m | USA
Mermessus fradeorum (Berland, 1932) | m f | North America. Introduced to Azores, South Africa, Saudi Arabia, China, New Zealand
Mermessus holdus (Chamberlin & Ivie, 1939) | f | USA, Canada
Mermessus index (Emerton, 1914) | m f | USA, Canada
Mermessus indicabilis (Crosby & Bishop, 1928) | m f | USA
Mermessus inornatus (Ivie & Barrows, 1935) | m f | USA
Mermessus jona (Bishop & Crosby, 1938) | m f | USA, Canada
Mermessus lindrothi (Holm, 1960) | m f | USA (Alaska)
Mermessus maculatus (Banks, 1892) | m f | Russia (Commander )Is.), Canada to Guatemala
Mermessus maderus (Millidge, 1987) | m f | USA
Mermessus major (Millidge, 1987) | m f | USA
Mermessus mediocris (Millidge, 1987) | m f | USA, Canada
Mermessus mniarus (Crosby & Bishop, 1928) | m f | USA
Mermessus modicus (Millidge, 1987) | m f | USA
Mermessus paludosus (Millidge, 1987) | f | Canada
Mermessus paulus (Millidge, 1987) | f | USA
Mermessus socius (Chamberlin, 1949) | m f | USA
Mermessus sodalis (Millidge, 1987) | f | USA
Mermessus solitus (Millidge, 1987) | f | USA
Mermessus taibo (Chamberlin & Ivie, 1933) | m f | USA, Canada
Mermessus tenuipalpis (Emerton, 1911) | m f | USA
Mermessus tibialis (Millidge, 1987) | m f | USA
Mermessus tridentatus (Emerton, 1882) | m f | USA, Canada, Puerto Rico
Mermessus trilobatus (Emerton, 1882) | m f | North America. Introduced to Azores, Europe
Mermessus undulatus (Emerton, 1914) | m f | USA, Canada

Metopobactrus Simon, 1884
Metopobactrus pacificus Emerton, 1923 | m | USA
Metopobactrus prominulus (O. Pickard-Cambridge, 1873) | m f | Canada, Europe, Turkey, Caucasus, Russia (European to Far East), Japan

Micrargus Dahl, 1886
Micrargus aleuticus Holm, 1960 | m f | USA (Alaska)
Micrargus longitarsus (Emerton, 1882) | m f | USA, Canada

Microctenonyx Dahl, 1886
Microctenonyx subitaneus (O. Pickard-Cambridge, 1875) * | m f | Europe, Macaronesia, North Africa to Kyrgystan. Introduced to USA, South Africa, Australia, New Zealand

Microlinyphia Gerhardt, 1928
Microlinyphia dana (Chamberlin & Ivie, 1943) | m f | USA, Canada
Microlinyphia impigra (O. Pickard-Cambridge, 1871) | m f | North America, Europe, Caucasus, Russia (European to Far East), China
Microlinyphia mandibulata (Emerton, 1882) | m f | USA
Microlinyphia mandibulata punctata (Chamberlin & Ivie, 1943) | m f | USA, Canada
Microlinyphia pusilla (Sundevall, 1830) * | m f | North America, Europe, North Africa, Turkey, Caucasus, Russia (European to Far East), China, Mongolia, Japan

Microneta Menge, 1869
Microneta flaveola Banks, 1892 | m | USA
Microneta orines Chamberlin & Ivie, 1933 | f | USA
Microneta viaria (Blackwall, 1841) * | m f | North America, Europe, Turkey, North Africa, Caucasus, Russia (European to Far East), China, Mongolia, Korea, Japan

Montilaira Chamberlin, 1921
Montilaira uta (Chamberlin, 1919) * | m f | USA

Mythoplastoides Crosby & Bishop, 1933
Mythoplastoides erectus (Emerton, 1915) | m f | USA
Mythoplastoides exiguus (Banks, 1892) * | m f | USA

Neodietrichia Özdikmen, 2008
Neodietrichia hesperia (Crosby & Bishop, 1933) * | m f | USA, Canada

Neriene Blackwall, 1833
Neriene clathrata (Sundevall, 1830) * | m f | North America, Europe, North Africa, Caucasus, Russia (European to Far East), China, Korea, Japan
Neriene coosa (Gertsch, 1951) | m f | Russia, USA
Neriene digna (Keyserling, 1886) | m f | USA, Canada
Neriene litigiosa (Keyserling, 1886) | m f | North America. Introduced to China
Neriene radiata (Walckenaer, 1841) | m f | North America, Europe, Turkey, Caucasus, Russia (European to Far East), China, Korea, Japan
Neriene redacta Chamberlin, 1925 | m f | USA
Neriene variabilis (Banks, 1892) | m f | USA

Nesioneta Millidge, 1991
Nesioneta lepida Millidge, 1991 * | m f | Marshall Is., Caroline Is., Hawaii

Oaphantes Chamberlin & Ivie, 1943
Oaphantes pallidulus (Banks, 1904) * | m f | USA

Oedothorax Bertkau, in Förster & Bertkau, 1883
Oedothorax alascensis (Banks, 1900) | m f | USA (Alaska)
Oedothorax banksi Strand, 1906 | f | USA (Alaska)
Oedothorax brevipalpus (Banks, 1901) | m | USA
Oedothorax cascadeus Chamberlin, 1949 | f | USA
Oedothorax howardi Petrunkevitch, 1925 | f | USA
Oedothorax limatus Crosby, 1905 | f | USA
Oedothorax maximus (Emerton, 1882) | m | USA
Oedothorax montifer (Emerton, 1882) | m f | USA
Oedothorax seminolus Ivie & Barrows, 1935 | f | USA
Oedothorax trilobatus (Banks, 1896) | m f | USA, Canada, Russia

Oreoneta Kulczyński, 1894
Oreoneta arctica (Holm, 1960) | m f | Russia (mainland, Kurile Is.), USA (Alaska)
Oreoneta banffkluane Saaristo & Marusik, 2004 | m f | Canada
Oreoneta beringiana Saaristo & Marusik, 2004 | m f | Russia (mainland, Kurile Is.), USA (Alaska), Canada
Oreoneta brunnea (Emerton, 1882) | m f | USA, Canada
Oreoneta eskimopoint Saaristo & Marusik, 2004 | m f | USA, Canada
Oreoneta fortyukon Saaristo & Marusik, 2004 | m f | USA (Alaska), Canada
Oreoneta garrina (Chamberlin, 1949) | m f | USA, Canada
Oreoneta herschel Saaristo & Marusik, 2004 | m f | Canada
Oreoneta leviceps (L. Koch, 1879) | m f | Russia (Europe, Siberia), USA (Alaska), Canada
Oreoneta magaputo Saaristo & Marusik, 2004 | m f | Russia, Canada
Oreoneta repeater Saaristo & Marusik, 2004 | f | Canada
Oreoneta sepe Saaristo & Marusik, 2004 | f | Canada
Oreoneta vogelae Saaristo & Marusik, 2004 | m f | USA
Oreoneta wyomingia Saaristo & Marusik, 2004 | m f | USA, Canada

Oreonetides Strand, 1901
Oreonetides beattyi Paquin, Dupérré, Buckle & Lewis, 2009 | m f | USA
Oreonetides filicatus (Crosby, 1937) | m f | Canada, USA
Oreonetides flavescens (Crosby, 1937) | m f | USA, Canada
Oreonetides flavus (Emerton, 1915) | m f | USA, Canada
Oreonetides rectangulatus (Emerton, 1913) | m f | USA
Oreonetides rotundus (Emerton, 1913) | m f | USA, Canada
Oreonetides vaginatus (Thorell, 1872) * | m f | North America, Europe, Russia (European to Far East), Japan

Oreophantes Eskov, 1984
Oreophantes recurvatus (Emerton, 1913) * | m f | USA, Canada

Origanates Crosby & Bishop, 1933
Origanates rostratus (Emerton, 1882) * | m f | USA

Orsonwelles Hormiga, 2002
Orsonwelles ambersonorum Hormiga, 2002 | m f | Hawaii
Orsonwelles arcanus Hormiga, 2002 | m f | Hawaii
Orsonwelles bellum Hormiga, 2002 | f | Hawaii
Orsonwelles calx Hormiga, 2002 | m f | Hawaii
Orsonwelles falstaffius Hormiga, 2002 | m f | Hawaii
Orsonwelles graphicus (Simon, 1900) | m f | Hawaii
Orsonwelles iudicium Hormiga, 2002 | m f | Hawaii
Orsonwelles macbeth Hormiga, 2002 | m f | Hawaii
Orsonwelles malus Hormiga, 2002 | m f | Hawaii
Orsonwelles othello Hormiga, 2002 | m f | Hawaii
Orsonwelles polites Hormiga, 2002 * | m f | Hawaii
Orsonwelles torosus (Simon, 1900) | m f | Hawaii
Orsonwelles ventus Hormiga, 2002 | m f | Hawaii

Oryphantes Hull, 1932
Oryphantes aliquantulus Dupérré & Paquin, 2007 | m f | USA, Canada

Pacifiphantes Eskov & Marusik, 1994
Pacifiphantes magnificus (Chamberlin & Ivie, 1943) | m f | USA, Canada

Paracornicularia Crosby & Bishop, 1931
Paracornicularia bicapillata Crosby & Bishop, 1931 * | m f | USA

Pelecopsidis Bishop & Crosby, 1935
Pelecopsidis frontalis (Banks, 1904) * | m f | USA
Pelecopsis bishopi Kaston, 1945 | m f | USA
Pelecopsis mengei (Simon, 1884) | m f | North America, Europe, Russia (European to Far East), Japan
Pelecopsis moesta (Banks, 1892) | m f | USA
Pelecopsis sculpta (Emerton, 1917) | m f | Canada
Pelecopsis sculpta digna Chamberlin & Ivie, 1939 | m f | USA
Pelecopsis unimaculata (Banks, 1892) | f | USA

Perregrinus Tanasevitch, 1992
Perregrinus deformis (Tanasevitch, 1982) * | m f | Russia, Mongolia, China, Canada

Perro Tanasevitch, 1992
Perro polaris (Eskov, 1986) | m f | Russia, Canada

Phanetta Keyserling, 1886
Phanetta subterranea (Emerton, 1875) * | m f | USA

Phlattothrata Crosby & Bishop, 1933
Phlattothrata flagellata (Emerton, 1911) * | m f | USA
Phlattothrata parva (Kulczyński, 1926) | m f | Russia (Siberia to Far East), North America

Pityohyphantes Simon, 1929
Pityohyphantes alticeps Chamberlin & Ivie, 1943 | m | USA
Pityohyphantes brachygynus Chamberlin & Ivie, 1942 | f | USA
Pityohyphantes costatus (Hentz, 1850) | m f | USA
Pityohyphantes costatus annulipes (Banks, 1892) | ? | North America
Pityohyphantes cristatus Chamberlin & Ivie, 1942 | m f | USA
Pityohyphantes cristatus coloradensis Chamberlin & Ivie, 1942 | m f | USA
Pityohyphantes hesperus (Chamberlin, 1920) | m f | USA
Pityohyphantes kamela Chamberlin & Ivie, 1943 | m f | USA
Pityohyphantes limitaneus (Emerton, 1915) | m f | USA, Canada
Pityohyphantes lomondensis Chamberlin & Ivie, 1941 | f | USA
Pityohyphantes minidoka Chamberlin & Ivie, 1943 | m f | USA
Pityohyphantes navajo Chamberlin & Ivie, 1942 | m | USA
Pityohyphantes pallidus Chamberlin & Ivie, 1942 | m | USA
Pityohyphantes rubrofasciatus (Keyserling, 1886) | m f | USA, Canada
Pityohyphantes subarcticus Chamberlin & Ivie, 1943 | m f | Canada, USA (Alaska)
Pityohyphantes tacoma Chamberlin & Ivie, 1942 | m | USA

Pocadicnemis Simon, 1884
Pocadicnemis americana Millidge, 1976 | m f | USA, Canada, Greenland
Pocadicnemis occidentalis Millidge, 1976 | m f | USA
Pocadicnemis pumila (Blackwall, 1841) * | m f | North America, Europe, Turkey, Caucasus, Russia (European to Far East), Japan

Poeciloneta Kulczyński, 1894
Poeciloneta bellona Chamberlin & Ivie, 1943 | m f | USA
Poeciloneta bihamata (Emerton, 1882) | m f | USA
Poeciloneta calcaratus (Emerton, 1909) | m f | Canada, USA
Poeciloneta canionis Chamberlin & Ivie, 1943 | f | USA
Poeciloneta fructuosa (Keyserling, 1886) | m f | USA
Poeciloneta lyrica (Zorsch, 1937) | m f | North America
Poeciloneta vakkhanka Tanasevitch, 1989 | m f | Russia, USA (Alaska), Canada
Poeciloneta variegata (Blackwall, 1841) * | m f | North America, Europe, Russia (European to Far East), China

Porrhomma Simon, 1884
Porrhomma boreale (Banks, 1899) | m f | Russia, Mongolia, USA (Alaska)
Porrhomma cavernicola (Keyserling, 1886) | m f | USA
Porrhomma convexum (Westring, 1851) * | m f | Canada, Europe, Caucasus, Russia (European)
Porrhomma gertschi Hackman, 1954 | m f | Canada
Porrhomma macrochelis (Emerton, 1917) | m f | Canada, USA (Alaska)
Porrhomma ocella Chamberlin & Ivie, 1943 | m f | USA
Porrhomma sodonta (Chamberlin, 1949) | f | USA
Porrhomma terrestre (Emerton, 1882) | m f | USA

Praestigia Millidge, 1954
Praestigia groenlandica Holm, 1967 | m f | Canada, Greenland
Praestigia kulczynskii Eskov, 1979 | m f | Russia, Japan, Canada
Praestigia sibirica Marusik, Gnelitsa & Koponen, 2008 | m f | Russia, USA (Alaska)

Priperia Simon, 1904
Priperia bicolor Simon, 1904 * | m | Hawaii

Procerocymbium Eskov, 1989
Procerocymbium dondalei Marusik & Koponen, 2001 | m | Canada

Saaristoa Millidge, 1978
Saaristoa sammamish (Levi & Levi, 1955) | m f | USA

Satilatlas Keyserling, 1886
Satilatlas arenarius (Emerton, 1911) | m f | USA, Canada
Satilatlas carens Millidge, 1981 | m f | Canada
Satilatlas gentilis Millidge, 1981 | m f | USA
Satilatlas gertschi Millidge, 1981 | m f | Canada
Satilatlas insolens Millidge, 1981 | m | USA
Satilatlas marxi matanuskae (Chamberlin, 1949) | f | USA (Alaska)
Satilatlas monticola Millidge, 1981 | m f | USA, Canada

Savignia Blackwall, 1833
Savignia birostra (Chamberlin & Ivie, 1947) | m f | Russia, China, USA (Alaska)

Sciastes Bishop & Crosby, 1938
Sciastes dubius (Hackman, 1954) | m f | Russia, Canada, USA
Sciastes hastatus Millidge, 1984 | m | USA, Canada
Sciastes mentasta (Chamberlin & Ivie, 1947) | m f | Canada, USA (Alaska)
Sciastes tenna Chamberlin, 1949 | f | USA
Sciastes truncatus (Emerton, 1882) * | m f | USA, Canada

Scirites Bishop & Crosby, 1938
Scirites finitimus Dupérré & Paquin, 2007 | m f | USA, Canada
Scirites pectinatus (Emerton, 1911) * | m f | USA, Canada

Scironis Bishop & Crosby, 1938
Scironis sima Chamberlin, 1949 | m | USA
Scironis tarsalis (Emerton, 1911) * | m f | USA

Scolopembolus Bishop & Crosby, 1938
Scolopembolus littoralis (Emerton, 1913) * | m | USA

Scotinotylus Simon, 1884
Scotinotylus alienus (Kulczyński, 1885) | m f | Russia, USA (Alaska), Canada
Scotinotylus allocotus Crawford & Edwards, 1989 | m f | USA
Scotinotylus alpinus (Banks, 1896) | m f | Russia, Mongolia, USA (Alaska), Canada, USA, Greenland
Scotinotylus ambiguus Millidge, 1981 | f | USA, Canada
Scotinotylus apache (Chamberlin, 1949) | f | USA
Scotinotylus autor (Chamberlin, 1949) | f | USA
Scotinotylus bicavatus Millidge, 1981 | m f | USA
Scotinotylus bodenburgi (Chamberlin & Ivie, 1947) | f | USA (Alaska)
Scotinotylus boreus Millidge, 1981 | f | Canada
Scotinotylus castoris (Chamberlin, 1949) | f | USA
Scotinotylus columbia (Chamberlin, 1949) | m f | Canada
Scotinotylus crinitis Millidge, 1981 | m f | USA
Scotinotylus dubiosus Millidge, 1981 | f | USA
Scotinotylus eutypus (Chamberlin, 1949) | m f | Russia (Sibiria), Japan, North America
Scotinotylus exsectoides Millidge, 1981 | f | Canada
Scotinotylus formicarius (Dondale & Redner, 1972) | m f | USA
Scotinotylus gracilis Millidge, 1981 | f | USA
Scotinotylus humilis Millidge, 1981 | m | USA
Scotinotylus kenus (Chamberlin, 1949) | m f | USA
Scotinotylus majesticus (Chamberlin & Ivie, 1947) | m f | Canada, USA
Scotinotylus montanus Millidge, 1981 | m f | USA
Scotinotylus pallidus (Emerton, 1882) | m f | USA, Canada
Scotinotylus patellatus (Emerton, 1917) | m f | Canada, USA
Scotinotylus pollucis Millidge, 1981 | m f | USA
Scotinotylus protervus (L. Koch, 1879) | m f | Russia, Kazakhstan, Mongolia, USA (Alaska), Canada
Scotinotylus provo (Chamberlin, 1949) | f | USA
Scotinotylus regalis Millidge, 1981 | m f | USA
Scotinotylus sacer (Crosby, 1929) | m f | Russia (Siberia), USA (Alaska), Canada, Greenland
Scotinotylus sacratus Millidge, 1981 | m f | USA
Scotinotylus sagittatus Millidge, 1981 | f | USA
Scotinotylus sanctus (Crosby, 1929) | m f | USA, Canada
Scotinotylus sintalutus Millidge, 1981 | f | Canada
Scotinotylus vernalis (Emerton, 1882) | m f | USA, Canada

Scylaceus Bishop & Crosby, 1938
Scylaceus pallidus (Emerton, 1882) * | m f | USA, Canada
Scylaceus selma (Chamberlin, 1949) | f | USA

Scyletria Bishop & Crosby, 1938
Scyletria inflata Bishop & Crosby, 1938 * | m f | USA, Canada

Semljicola Strand, 1906
Semljicola convexus (Holm, 1963) | m f | Russia, USA (Alaska), Canada
Semljicola lapponicus (Holm, 1939) | m f | Scandinavia, Russia, USA (Alaska)
Semljicola obtusus (Emerton, 1915) | m f | USA, Canada, Greenland

Silometopoides Eskov, 1990
Silometopoides pampia (Chamberlin, 1949) * | m f | Russia, Canada, Greenland
Silometopoides pingrensis (Crosby & Bishop, 1933) | m f | USA

Sisicottus Bishop & Crosby, 1938
Sisicottus aenigmaticus Miller, 1999 | f | USA
Sisicottus crossoclavis Miller, 1999 | m f | USA, Canada
Sisicottus cynthiae Miller, 1999 | m f | USA
Sisicottus montanus (Emerton, 1882) * | m f | USA, Canada
Sisicottus montigena Bishop & Crosby, 1938 | m f | USA
Sisicottus nesides (Chamberlin, 1921) | m f | USA, Canada
Sisicottus orites (Chamberlin, 1919) | m f | USA, Canada
Sisicottus panopeus Miller, 1999 | m f | USA, Canada, Russia (Kurile Is.)
Sisicottus quoylei Miller, 1999 | m f | USA, Canada

Sisicus Bishop & Crosby, 1938
Sisicus apertus (Holm, 1939) | m f | North America, Europe, Russia (Sibiria to Far East)
Sisicus penifusifer Bishop & Crosby, 1938 * | m f | USA, Canada
Sisicus volutasilex Dupérré & Paquin, 2007 | m f | Canada

Sisis Bishop & Crosby, 1938
Sisis plesius (Chamberlin, 1949) | m f | USA
Sisis rotundus (Emerton, 1925) * | m f | USA, Canada

Sisyrbe Bishop & Crosby, 1938
Sisyrbe rustica (Banks, 1892) * | m | USA

Sitalcas Bishop & Crosby, 1938
Sitalcas ruralis Bishop & Crosby, 1938 * | m f | USA

Smodix Bishop & Crosby, 1938
Smodix reticulata (Emerton, 1915) * | m f | USA, Canada

Soucron Crosby & Bishop, 1936
Soucron arenarium (Emerton, 1925) * | m f | USA, Canada

Souessa Crosby & Bishop, 1936
Souessa spinifera (O. Pickard-Cambridge, 1874) * | m f | USA

Souessoula Crosby & Bishop, 1936
Souessoula parva (Banks, 1899) * | m f | USA

Sougambus Crosby & Bishop, 1936
Sougambus bostoniensis (Emerton, 1882) * | m f | USA, Canada

Souidas Crosby & Bishop, 1936
Souidas tibialis (Emerton, 1882) * | m f | USA

Soulgas Crosby & Bishop, 1936
Soulgas corticarius (Emerton, 1909) * | m f | USA

Sphecozone O. Pickard-Cambridge, 1871
Sphecozone magnipalpis Millidge, 1993 | m | USA

Spirembolus Chamberlin, 1920
Spirembolus abnormis Millidge, 1980 | m f | USA, Canada
Spirembolus approximatus (Chamberlin, 1949) | m f | USA
Spirembolus bilobatus (Chamberlin & Ivie, 1945) | m f | USA
Spirembolus cheronus Chamberlin, 1949 | f | USA
Spirembolus chilkatensis (Chamberlin & Ivie, 1947) | f | USA
Spirembolus demonologicus (Crosby, 1925) | m f | USA
Spirembolus dispar Millidge, 1980 | m f | USA
Spirembolus elevatus Millidge, 1980 | m | USA
Spirembolus erratus Millidge, 1980 | m f | USA
Spirembolus falcatus Millidge, 1980 | m f | USA
Spirembolus fasciatus (Banks, 1904) | m f | USA
Spirembolus fuscus Millidge, 1980 | f | USA
Spirembolus hibernus Millidge, 1980 | m f | USA
Spirembolus humilis Millidge, 1980 | m f | USA
Spirembolus latebricola Millidge, 1980 | m f | USA
Spirembolus levis Millidge, 1980 | m f | USA, Mexico
Spirembolus maderus Chamberlin, 1949 | m f | USA
Spirembolus mendax Millidge, 1980 | m f | USA
Spirembolus mirus Millidge, 1980 | m | USA
Spirembolus monicus (Chamberlin, 1949) | m f | USA
Spirembolus monticolens (Chamberlin, 1919) * | m f | USA, Canada
Spirembolus montivagus Millidge, 1980 | m f | USA
Spirembolus mundus Chamberlin & Ivie, 1933 | m f | USA, Canada
Spirembolus novellus Millidge, 1980 | m f | USA
Spirembolus oreinoides Chamberlin, 1949 | f | USA, Canada
Spirembolus pachygnathus Chamberlin & Ivie, 1935 | m f | USA
Spirembolus pallidus Chamberlin & Ivie, 1935 | m f | USA
Spirembolus perjucundus Crosby, 1925 | m f | USA
Spirembolus phylax Chamberlin & Ivie, 1935 | m f | USA
Spirembolus praelongus Millidge, 1980 | m f | USA
Spirembolus prominens Millidge, 1980 | m f | USA, Canada
Spirembolus proximus Millidge, 1980 | m f | USA
Spirembolus pusillus Millidge, 1980 | m f | USA
Spirembolus redondo (Chamberlin & Ivie, 1945) | m f | USA
Spirembolus spirotubus (Banks, 1895) | m f | USA, Canada
Spirembolus synopticus Crosby, 1925 | m f | USA
Spirembolus tiogensis Millidge, 1980 | m | USA
Spirembolus tortuosus (Crosby, 1925) | m f | USA
Spirembolus vallicolens Chamberlin, 1920 | m f | USA
Spirembolus venustus Millidge, 1980 | f | USA
Spirembolus whitneyanus Chamberlin & Ivie, 1935 | m f | USA

Stemonyphantes Menge, 1866
Stemonyphantes blauveltae Gertsch, 1951 | m f | USA, Canada

Styloctetor Simon, 1884
Styloctetor compar (Westring, 1861) | m f | USA (Alaska), Canada, Europe, Russia (European to Far East)
Styloctetor purpurescens (Keyserling, 1886) | m f | USA, Canada

Subbekasha Millidge, 1984
Subbekasha flabellifera Millidge, 1984 * | f | Canada

Symmigma Crosby & Bishop, 1933
Symmigma minimum (Emerton, 1923) * | m f | USA

Tachygyna Chamberlin & Ivie, 1939
Tachygyna alia Millidge, 1984 | m | USA
Tachygyna cognata Millidge, 1984 | m f | USA
Tachygyna coosi Millidge, 1984 | f | USA
Tachygyna delecta Chamberlin & Ivie, 1939 | f | USA
Tachygyna exilis Millidge, 1984 | f | USA, Canada
Tachygyna haydeni Chamberlin & Ivie, 1939 | m f | USA, Canada
Tachygyna pallida Chamberlin & Ivie, 1939 | m f | USA, Canada
Tachygyna proba Millidge, 1984 | m f | USA, Canada
Tachygyna sonoma Millidge, 1984 | m f | USA
Tachygyna speciosa Millidge, 1984 | m f | USA
Tachygyna tuoba (Chamberlin & Ivie, 1933) | m f | USA
Tachygyna ursina (Bishop & Crosby, 1938) | m f | USA, Canada
Tachygyna vancouverana Chamberlin & Ivie, 1939 * | m f | USA, Canada
Tachygyna watona Chamberlin, 1949 | m f | USA

Tapinocyba Simon, 1884
Tapinocyba bicarinata (Emerton, 1913) | m f | USA
Tapinocyba dietrichi Crosby & Bishop, 1933 | m f | USA
Tapinocyba distincta (Banks, 1892) | f | USA
Tapinocyba emertoni Barrows & Ivie, 1942 | m | USA
Tapinocyba gamma Chamberlin, 1949 | f | USA
Tapinocyba hortensis (Emerton, 1924) | m f | USA
Tapinocyba lindrothi Hackman, 1954 | f | Canada
Tapinocyba minuta (Emerton, 1909) | m f | USA, Canada
Tapinocyba pontis Chamberlin, 1949 | f | USA
Tapinocyba prima Dupérré & Paquin, 2005 | m f | USA, Canada
Tapinocyba simplex (Emerton, 1882) | m f | USA
Tapinocyba sucra Chamberlin, 1949 | f | USA
Tapinocyba vermontis Chamberlin, 1949 | f | USA

Tapinopa Westring, 1851
Tapinopa bilineata Banks, 1893 | m f | USA
Tapinopa hentzi Gertsch, 1951 | f | USA

Tapinotorquis Dupérré & Paquin, 2007
Tapinotorquis yamaskensis Dupérré & Paquin, 2007 * | m f | USA, Canada

Taranucnus Simon, 1884
Taranucnus ornithes (Barrows, 1940) | m f | USA

Tarsiphantes Strand, 1905
Tarsiphantes latithorax Strand, 1905 * | m f | Russia (Europe, Siberia), Canada, Greenland

Tennesseellum Petrunkevitch, 1925
Tennesseellum formica (Emerton, 1882) * | m f | North America. Introduced to Marshall Is
Tennesseellum gollum Dupérré, 2013 | m f | USA

Tenuiphantes Saaristo & Tanasevitch, 1996
Tenuiphantes cracens (Zorsch, 1937) | m f | North America
Tenuiphantes sabulosus (Keyserling, 1886) | m f | North America
Tenuiphantes tenuis (Blackwall, 1852) * | m f | Europe, Macaronesia, Northern Africa, Turkey, Caucasus, Central Asia. Introduced to USA, Chile, Argentina, New Zealand
Tenuiphantes zebra (Emerton, 1882) | m f | North America
Tenuiphantes zelatus (Zorsch, 1937) | m | North America
Tenuiphantes zibus (Zorsch, 1937) | m | North America

Thaleria Tanasevitch, 1984
Thaleria leechi Eskov & Marusik, 1992 | m f | Russia, USA (Alaska)

Thyreosthenius Simon, 1884
Thyreosthenius parasiticus (Westring, 1851) | m f | North America, Europe, Caucasus, Russia (European to Far East)

Tibioplus Chamberlin & Ivie, 1947
Tibioplus diversus (L. Koch, 1879) * | m f | Scandinavia, Russia, Mongolia, USA (Alaska)

Tiso Simon, 1884
Tiso aestivus (L. Koch, 1872) | m f | Canada, Greenland, Europe, Russia (European to Far East), Mongolia, Japan

Tmeticus Menge, 1868
Tmeticus ornatus (Emerton, 1914) | m f | USA, Canada

Traematosisis Bishop & Crosby, 1938
Traematosisis bispinosus (Emerton, 1911) * | m f | USA

Tunagyna Chamberlin & Ivie, 1933
Tunagyna debilis (Banks, 1892) * | m f | Russia, Canada, USA

Tusukuru Eskov, 1993
Tusukuru hartlandianus (Emerton, 1913) | m f | USA

Tutaibo Chamberlin, 1916
Tutaibo anglicanus (Hentz, 1850) | m f | USA

Typhochrestus Simon, 1884
Typhochrestus pygmaeus (Sørensen, 1898) | m f | Canada, Greenland
Typhochrestus uintanus (Chamberlin & Ivie, 1939) | m f | USA

Vermontia Millidge, 1984
Vermontia thoracica (Emerton, 1913) * | m f | USA, Canada, Russia

Wabasso Millidge, 1984
Wabasso cacuminatus Millidge, 1984 | m f | Russia, Canada, USA
Wabasso quaestio (Chamberlin, 1949) * | m f | Canada, Greenland

Walckenaeria Blackwall, 1833
Walckenaeria anceps Millidge, 1983 | f | Canada
Walckenaeria aprilis Millidge, 1983 | f | USA
Walckenaeria arctica Millidge, 1983 | m f | USA, Canada
Walckenaeria atrotibialis (O. Pickard-Cambridge, 1878) | m f | North America, Europe, Turkey, Caucasus, Russia (Sibiria)
Walckenaeria auranticeps (Emerton, 1882) | m f | Russia, Canada, USA
Walckenaeria bifida Millidge, 1983 | m | USA
Walckenaeria blanda Millidge, 1983 | f | USA
Walckenaeria breviaria (Crosby & Bishop, 1931) | m | USA
Walckenaeria brevicornis (Emerton, 1882) | m f | USA
Walckenaeria capito (Westring, 1861) | m f | Canada, Europe, Caucasus, Russia (European to Far East), Korea
Walckenaeria carolina Millidge, 1983 | m f | USA
Walckenaeria castanea (Emerton, 1882) | m f | USA, Canada, Greenland
Walckenaeria clavicornis (Emerton, 1882) | m f | North America, Europe, Russia (European to Far East), China, Mongolia, Japan
Walckenaeria clavipalpis Millidge, 1983 | m f | USA, Canada
Walckenaeria columbia Millidge, 1983 | m f | USA, Canada
Walckenaeria communis (Emerton, 1882) | m f | USA, Canada
Walckenaeria cornuella (Chamberlin & Ivie, 1939) | m f | USA, Canada
Walckenaeria cuspidata brevicula (Crosby & Bishop, 1931) | m f | USA, Canada, Greenland
Walckenaeria digitata (Emerton, 1913) | m f | USA, Canada
Walckenaeria directa (O. Pickard-Cambridge, 1874) | m f | USA, Canada
Walckenaeria dixiana (Chamberlin & Ivie, 1944) | m f | USA
Walckenaeria dondalei Millidge, 1983 | m f | Canada
Walckenaeria emarginata Millidge, 1983 | m f | USA
Walckenaeria exigua Millidge, 1983 | m f | USA, Canada
Walckenaeria fallax Millidge, 1983 | m f | Canada
Walckenaeria floridiana Millidge, 1983 | m f | USA
Walckenaeria fraudatrix Millidge, 1983 | m f | Russia, Mongolia, USA (Alaska), Canada
Walckenaeria fusciceps Millidge, 1983 | f | Canada
Walckenaeria helenae Millidge, 1983 | m f | USA
Walckenaeria indirecta (O. Pickard-Cambridge, 1874) | m f | USA, Canada
Walckenaeria karpinskii (O. Pickard-Cambridge, 1873) | m f | North America, NE Europe, Russia (European to Far East), China, Mongolia
Walckenaeria kochi (O. Pickard-Cambridge, 1873) | m f | Canada, Europe, Russia (European part to Siberia)
Walckenaeria latens Millidge, 1983 | f | USA
Walckenaeria lepida (Kulczyński, 1885) | m f | North America, NE Europe, Russia (European to Far East)
Walckenaeria maesta Millidge, 1983 | m f | USA
Walckenaeria mesus (Chamberlin, 1949) | f | USA
Walckenaeria microspiralis Millidge, 1983 | m f | USA, Canada
Walckenaeria minuta (Emerton, 1882) | m f | USA
Walckenaeria monoceras (Chamberlin & Ivie, 1947) | m f | USA
Walckenaeria occidentalis Millidge, 1983 | m f | USA
Walckenaeria oregona Millidge, 1983 | m f | USA
Walckenaeria pallida (Emerton, 1882) | m f | USA, Canada
Walckenaeria palustris Millidge, 1983 | m f | Canada
Walckenaeria pellax Millidge, 1983 | m | USA, Canada
Walckenaeria perdita (Chamberlin, 1949) | f | USA
Walckenaeria pinocchio (Kaston, 1945) | m | USA, Canada
Walckenaeria placida (Banks, 1892) | f | USA
Walckenaeria prominens Millidge, 1983 | m | Canada
Walckenaeria puella Millidge, 1983 | f | USA
Walckenaeria pullata Millidge, 1983 | f | USA, Canada
Walckenaeria reclusa Millidge, 1983 | m f | USA
Walckenaeria redneri Millidge, 1983 | m f | USA, Canada
Walckenaeria saniuana (Chamberlin & Ivie, 1939) | m f | USA
Walckenaeria serrata Millidge, 1983 | m | USA
Walckenaeria solivaga Millidge, 1983 | f | USA
Walckenaeria spiralis (Emerton, 1882) | m f | Russia, Canada, USA
Walckenaeria subdirecta Millidge, 1983 | m f | USA, Canada
Walckenaeria subpallida Millidge, 1983 | m f | USA
Walckenaeria subspiralis Millidge, 1983 | m f | USA, Canada
Walckenaeria subvigilax Millidge, 1983 | m | USA
Walckenaeria tenella Millidge, 1983 | f | USA, Canada
Walckenaeria teres Millidge, 1983 | m | Canada
Walckenaeria thrinax (Chamberlin & Ivie, 1933) | m f | USA
Walckenaeria tibialis (Emerton, 1882) | m f | USA, Canada
Walckenaeria tricornis (Emerton, 1882) | m f | USA, Canada
Walckenaeria tumida (Crosby & Bishop, 1931) | m f | USA, Canada
Walckenaeria vigilax (Blackwall, 1853) | m f | North America, Europe, Caucasus, Russia (Sibiria)
Walckenaeria weber (Chamberlin, 1949) | f | USA

Wubana Chamberlin, 1919
Wubana atypica Chamberlin & Ivie, 1936 | m f | USA
Wubana drassoides (Emerton, 1882) * | m f | USA
Wubana ornata Chamberlin & Ivie, 1936 | m f | USA
Wubana pacifica (Banks, 1896) | m f | USA
Wubana reminiscens Chamberlin, 1949 | f | USA
Wubana suprema Chamberlin & Ivie, 1936 | m | USA
Wubana utahana Chamberlin & Ivie, 1936 | m f | USA

Zornella Jackson, 1932
Zornella armata (Banks, 1906) | m f | USA, Canada
Zornella cryptodon (Chamberlin, 1920) | m f | USA, Canada

Zygottus Chamberlin, 1949
Zygottus corvallis Chamberlin, 1949 * | m f | USA
Zygottus oregonus Chamberlin, 1949 | f | USA

* deonotes type species
Internet References
World Spider Catalog (2017). World Spider Catalog. Natural History Museum Bern, online at http://wsc.nmbe.ch, version 18.5, accessed on 12/20/2017.
Works Cited
1.Spiders of North America: An Identification Manual
D. Ubick, P. Paquin, P.E. Cushing and V. Roth (eds). 2005. American Arachnological Society.
2.New genera and species of North American linyphiid spiders
Chamberlin, R. V. & Ivie, W. . 1943. Bulletin of the University of Utah 33(10): 1-39.
3.On the mainly Siberian spider genera Wubanoides, Parawubanoides gen.n. and Poeciloneta (Aranei Linyphiidae)
Eskov, K. Y. & Marusik, Y. M. 1992. Arthropoda Selecta 1(1): 21-38.
4.The spider genus Lepthyphantes in the United States.
Zorsch, H. M. . 1937. American Midland Naturalist 18: 856-898.
5.The spiders of Alaska
Chamberlin, R. V. & Ivie, W. . 1947. Bulletin of the University of Utah 37(10): 1-103.
6.Adult female
7.Canadian spiders, II
Emerton, J. H. 1915. Transactions of the Connecticut Academy of Arts and Sciences 20: 145-160.
8.Spiders of the Raft River Mountains of Utah
Chamberlin, R. V. & Ivie, W. 1933. Bulletin of the University of Utah 23(4): 1-79.
9.On some American spiders of the family Erigonidae
Chamberlin, R. V. . 1949. Annals of the Entomological Society of America 41: 483-562.
10.Spiders of the Georgia region of North America
Ralph Chamberlin & Wilton Ivie. 1944. Bulletin of the University of Utah 35(9):1-267.
11.New North American spiders
Chamberlin, R. V. 1925. Proceedings of the California Academy of Sciences (4) 14: 105-142.
12.North American spiders of the genus Bathyphantes (Araneae, Linyphiidae)
Ivie, W. . 1969. American Museum Novitates 2364: 1-70.
13.Taxonomic revision of the spider genera Agyneta and Tennesseellum (Araneae, Linyphiidae) of North America north of Mexico with a
Nadine Dupérré. 2013. Zootaxa 3674(1):1-198.
14.Notes on Canadian arctic spiders (Araneida), mainly from Devon island, N.W.T.
Leech, R. E. & Ryan, J. K. . 1972. The Canadian Entomologist 104: 1787-1791.