Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes

Upcoming Events

Discussion of 2018 gathering

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

Photos of insects and people from the 2013 gathering in Arizona, July 25-28

Photos of insects and people from the 2012 gathering in Alabama

Photos of insects and people from the 2011 gathering in Iowa

Photos from the 2010 Workshop in Grinnell, Iowa

Photos from the 2009 gathering in Washington


Subclass Acari - Mites and Ticks

Phylum Arthropoda - Arthropods
Subphylum Chelicerata - Chelicerates
Class Arachnida - Arachnids
Subclass Acari - Mites and Ticks

Superorder Acariformes
Order Astigmata - Astigs
Suborder Psoroptidia
Superfamily Analgoidea
Family Avenzoariidae
Genus Pandionacarus
Species fuscus - Osprey Wing Mite
Family Epidermoptidae
Family Freyanidae
Genus Freyana
Family Psoroptidae
Genus Otodectes
Species cynotis - Ear Mite
Suborder Acaridia
Superfamily Acaroidea
Family Acaridae
Genus Boletoglyphus
Species ornatus - Boletoglyphus ornatus
Genus Histiogaster
Genus Sancassania
Species anomala - Sancassania anomala
Genus Tyrophagus
No Taxon Sancassania or Rhizoglyphus
Superfamily Glycyphagoidea
Superfamily Hemisarcoptoidea
Family Algophagidae
Genus Fusohericia
Species lawrencei - Fusohericia lawrencei
Family Chaetodactylidae
Genus Chaetodactylus
Species claudus - Chaetodactylus claudus
Species krombeini - Chaetodactylus krombeini
Family Winterschmidtiidae
Genus Kennethiella
Species trisetosa - Kennethiella trisetosa
Genus Saproglyphus
Genus Vidia
Superfamily Histiostomatoidea
Order Endeostigmata - Endeostigs
Family Nanorchestidae
Family Alycidae
Order Oribatida - Oribatids
Suborder Brachypylina
Superfamily Ameronothroidea
Superfamily Carabodoidea
Family Carabodidae
Genus Carabodes
Superfamily Cepheoidea
Family Cepheidae
Superfamily Cymbaeremoidea
Superfamily Damaeoidea
Family Damaeidae
Genus Damaeus
Genus Belba
Superfamily Eremaeoidea
Superfamily Gustavioidea
Family Liacaridae
Genus Adoristes
Genus Xenillus
Superfamily Gymnodamaeoidea
Superfamily Hermannielloidea
Superfamily Hydrozetoidea
Family Hydrozetidae
Genus Hydrozetes
Superfamily Licneremaeoidea
Family Scutoverticidae
Genus Exochocepheus
Species eremitus - Exochocepheus eremitus
Superfamily Neoliodoidea
Family Neoliodidae
Superfamily Plateremaeioidea
Family Plateremaeidae
Genus Allodamaeus
Species ewingi - Allodamaeus ewingi
Suborder Desmonomata
Family Camisiidae
Genus Camisia
Family Hermanniidae
Genus Hermannia
Suborder Enarthronota
Family Brachychthoniidae
Family Hypochthoniidae
Genus Hypochthonius
Species rufulus - Hypochthonius rufulus
Family Nothridae
Genus Nothrus
Family Cosmochthoniidae - cosmochthoniids
Genus Cosmochthonius
Genus Gozmanyina
Species majestus - Gozmanyina majestus
Suborder Mixonomata
Superfamily Euphthiracaroidea
Superfamily Lohmannoidea
Family Lohmanniidae
Superfamily Phthiracaroidea
Suborder Poronota
Superfamily Achipterioidea
Superfamily Ceratozetoidea
Family Euzetidae
Genus Euzetes
Superfamily Galumnoidea
Family Galumnidae
Genus Galumna
Superfamily Oripodoidea
Family Haplozetidae
Family Mochlozetidae
Genus Mochloribatula
Species texana - Mochloribatula texana
Family Oribatulidae
Genus Zygoribatula
Genus Lucoppia
Species burrowsii - Lucoppia burrowsii
Family Scheloribatidae
Superfamily Phenopelopoidea
No Taxon nearctic taxa -- tmp
Order Trombidiformes
Suborder Sphaerolichida
Suborder Prostigmata - prostigs
Infraorder Eupodina
Superfamily Eupodoidea
Family Cocceupodidae
Genus Linopodes
Family Eupodidae
Family Penthaleidae - Earth Mites
Genus Penthaleus - Blue Oat Mites
Species major - winter grain mites
Family Rhagidiidae
Superfamily Bdelloidea
Family Cunaxidae - Predatory Mites
Subfamily Cunaxoidinae
Subfamily Cunaxinae
Family Bdellidae - Snout Mites
Subfamily Bdellinae
Genus Bdella
Subfamily Cytinae
Genus Cyta
Subfamily Odontoscirinae
Genus Bdellodes
Genus Neomolgus
Species littoralis - Neomolgus littoralis
Subfamily Spinibdellinae
Superfamily Tydeoidea
Family Ereynetidae
Family Tydeidae
Superfamily Halacaroidea
Infraorder Labidostommatina
Infraorder Eleutherengona
No Taxon Heterostigmata
Superfamily Tarsonemoidea
Family Tarsonemidae
Genus Polyphagotarsonemus
Species latus - Broad Mite
No Taxon Raphignathina
Superfamily Raphignathoidea
Family Camerobiidae
Family Stigmaeidae
Genus Zetzellia
Species mali - Yellow Predatory Mite
Genus Eustigmaeus
Superfamily Cheyletoidea
Family Cheyletidae
Family Demodecidae - Follicle mites
Genus Demodex - Follicle mites
Species canis - Demodex canis
Superfamily Tetranychoidea
Family Tetranychidae - Spider Mites
Subfamily Tetranychinae
Genus Oligonychus
Species ununguis - Spruce Spider Mite
Genus Panonychus
Species ulmi - European red mite
Genus Tetranychus
Species urticae - Twospotted Spider Mite
Subfamily Bryobiinae
Genus Bryobia
Genus Petrobia
Species harti - Petrobia harti
Family Tenuipalpidae
Superfamily Eriophyoidea
Family Eriophyidae
Genus Acalitus
Species ruelliae - Acalitus ruelliae
Species brevitarsus - Acalitus brevitarsus
Genus Aceria
Species baccharices - Aceria baccharices
Species baccharipha - Baccharis Leaf Blister Mite
Species campestricola - Aceria campestricola
Species caryae - Pecan Leaf Roll Mite
Species caulis - Aceria caulis
Species celtis - Aceria celtis
Species cephalanthi - Aceria cephalanthi
Species chondrillae - Skeletonweed Gall Mite
Species erinea - Walnut Erineum Mite
Species ferruginea - Aceria ferruginea
Species fraxini - Aceria fraxini
Species fraxiniflora - Ash Flower Gall Mite
Species lantanae - Aceria lantanae
Species mackiei - Aceria mackiei
Species negundi - Aceria negundi
Species nyssae - Aceria nyssae
Species parapopuli - Poplar Bud Gall Mite
Species parulmi - Elm Fingergall Mite
Species theospyri - Aceria theospyri
Species triplacis - Aceria triplacis
Genus Aculops
Species ailanthii - Aculops ailanthii
Species cannabicola - Hemp Russet Mite
Species rhois - Poison Ivy Leaf Gall Mite
Genus Aculus
Genus Eriophyes
Species cerasicrumena - Eriophyes cerasicrumena
Species emarginatae - Eriophyes emarginatae
Species mali - Apple Leaf Blister Mite
Species neoessigi - Cottonwood Catkingall Mite
Species tiliae - Eriophyes tiliae
Genus Phytoptus
Species laevis - Alder Beadgall Mite
Genus Vasates
Species quadripedes - Maple Bladdergall Mite
Species aceriscrumena - Maple Spindlegall Mite
Infraorder Anystina
No Taxon Anystae
Superfamily Adamystoidea
Family Adamystidae
Superfamily Anystoidea
Family Anystidae - Whirligig Mites
Subfamily Anystinae
Genus Anystis - Whirligig Mites
Species baccarum - Whirligig Mite
Family Erythracaridae
Family Pseudocheylidae
Family Teneriffiidae
Superfamily Caeculoidea
Family Caeculidae
Superfamily Pterygosomatoidea
No Taxon Parasitengona - velvet mites (including chiggers) & water mites
No Taxon Unidentified Larvae on Host
No Taxon Trombidiina - short-legged velvet mites & water mites
Superfamily Trombidioidea - velvet mites and chiggers
Family Johnstonianidae
Family Microtrombidiidae - micro velvet mites
Subfamily Eutrombidiinae
Subfamily Microtrombidiinae
Subfamily Valgothrombiinae
Family Neothrombiidae
Family Neotrombidiidae
Genus Neotrombidium
Species beeri - Neotrombidium beeri
Family Podothrombidiidae - podothrombidiids
Family Trombiculidae - chiggers
Family Trombidiidae - true velvet mites
Genus Trombidium
Genus Dinothrombium - giant velvet mites
Genus Allothrombium
No Taxon Unidentified Larvae on Host
No Taxon Hydrachnidia - Water Mites
Superfamily Arrenuroidea
Family Arrenuridae
Genus Arrenurus
Family Mideopsidae
Genus Mideopsis
Superfamily Eylaoidea
Family Limnocharidae
Genus Limnochares
Species americana - Limnochares americana
Genus Rhyncholimnochares
Family Eylaidae
Genus Eylais
Superfamily Hydrachnoidea
Family Hydrachnidae
Genus Hydrachna
Superfamily Hydryphantoidea
Superfamily Hygrobatoidea
Family Hygrobatidae
Genus Hygrobates
Family Limnesiidae
Genus Limnesia
Family Pionidae
Genus Piona
Family Unionicolidae
Genus Koenikea
Genus Unionicola
Genus Neumania
Superfamily Lebertioidea
Family Lebertiidae
Genus Estelloxus
Genus Lebertia
Family Oxidae
Genus Oxus
Genus Frontipoda
Family Sperchontidae
Family Torrenticolidae - torrent mites
No Taxon Erythraeina - long-legged velvet mites
Superfamily Calyptostomatoidea
Superfamily Erythraeoidea - long-legged velvet mites
Family Erythraeidae
Subfamily Abrolophinae
Genus Abrolophus
Subfamily Balaustiinae
Genus Balaustium - sidewalk mites
Subfamily Callidosomatinae
Subfamily Erythraeinae - long-legged erythraeids
Genus Augustsonella
Genus Curteria
Genus Erythraeus
Species tonsus - Erythraeus tonsus
Genus Erythraxus
Genus Lasioerythraeus
Genus Paraphanolophus
Genus Tepoztlana
Subfamily Leptinae
Genus Leptus
Family Smarididae
Genus Clypeosoma
No Taxon Unidentified Larvae on Host
Superorder Parasitiformes
Order Opilioacarida
Superfamily Opilioacaroidea
Family Opilioacaridae
Genus Opilioacarus
Species texanus - Opilioacarus texanus
Order Mesostigmata - mesostigs
Suborder Sejina
Family Uropodellidae
Genus Uropodella
Family Sejidae
Genus Sejus
Suborder Arctacarina
Suborder Parasitina
Suborder Epicriina
Superfamily Epicrioidea
Family Epicriidae
Family Zerconidae
Genus Prozercon
Suborder Uropodina
Superfamily Uropodoidea
Family Dinychidae
Genus Dinychus
Family Polyaspididae
Genus Polyaspis
Family Trachytidae
Genus Trachytes
Genus Polyaspinus
Family Trachyuropodidae
Family Trematuridae
Family Uropodidae
Suborder Antennophorina
Superfamily Antennophoroidea
Superfamily Megisthanoidea
Family Megisthanidae
Genus Megisthanus
Species floridanus - Megisthanus floridanus
Superfamily Celaenopsoidea
Family Euzerconidae
Family Diplogyniidae
Genus Lobogynioides
Genus Neolobogynium
Species americana - Neolobogynium americana
Suborder Dermanyssina
Superfamily Dermanyssoidea
Family Laelapidae
Genus Ololaelaps
Family Macronyssidae
Genus Ornithonyssus
Species bacoti - Tropical Rat Mite
Species sylviarum - Northern Fowl Mite
Family Varroidae
Genus Varroa
Species destructor - Varroa destructor
Superfamily Ascoidea
Family Ameroseiidae
Genus Ameroseius
Family Ascidae
Genus Platyseius
Superfamily Veigaioidea
Family Veigaiidae
Genus Veigaia
Superfamily Eviphidoidea
Family Macrochelidae
Genus Glyptholaspis
Genus Macrocheles
Species penicilliger - Macrocheles penicilliger
Superfamily Phytoseioidea
Family Blattisociidae
Genus Cheiroseius
Genus Lasioseius
Family Phytoseiidae
Genus Amblyseius
Species swirskii - Amblyseius swirskii
Species andersoni - Amblyseius andersoni
Genus Neoseiulus
Genus Typhlodromus
Species occidentalis - Western predatory mite
Family Podocinidae
Genus Podocinum
Superfamily Rhodacaroidea
No Taxon images that D.E. Walter was unable to ID further []
No Taxon further unidentifiable nymphs, per D.E. Walter [tmp. page]
Order Ixodida - Ticks
Family Argasidae - Soft Ticks
Genus Argas
Genus Carios
Species kelleyi - Carios kelleyi
Genus Ornithodoros
Species turicata - Ornithodoros turicata
Genus Otobius
Species megnini - spinose ear tick
Family Ixodidae - Hard Ticks
Genus Amblyomma
Species americanum - Lone Star Tick
Species cajennense - Amblyomma cajennense
Species dissimile - Iguana Tick
Species maculatum - Gulf Coast Tick
Species triste - Amblyomma triste
Species tuberculatum - Gopher Tortoise Tick
Genus Dermacentor
Species albipictus - Dermacentor albipictus
Species andersoni - Rocky Mountain Wood Tick
Species occidentalis - Pacific Coast Tick
Species variabilis - American Dog Tick
Genus Haemaphysalis
Species leporispalustris - Haemaphysalis leporispalustris
Genus Ixodes
Species banksi - Ixodes banksi
Species dentatus - Ixodes dentatus
Species marxi - Squirrel Tick
Species kingi - Ixodes kingi
Species pacificus - Western Black-legged Tick
Species scapularis - Black-legged Tick
Genus Rhipicephalus
Species sanguineus - Brown Dog Tick