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

Photos of insects and people from the 2022 BugGuide gathering in New Mexico, July 20-24

National Moth Week was July 23-31, 2022! See moth submissions.

Photos of insects and people from the Spring 2021 gathering in Louisiana, April 28-May 2

Photos of insects and people from the 2019 gathering in Louisiana, July 25-27

Photos of insects and people from the 2018 gathering in Virginia, July 27-29

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

Previous events



Phylum Arthropoda - Arthropods
Subphylum Chelicerata - Chelicerates
Class Arachnida - Arachnids
Order Araneae - Spiders
Infraorder Araneomorphae - True Spiders
No Taxon Synspermiata

Family Caponiidae
Genus Orthonops
Species gertschi - Orthonops gertschi
Species icenoglei - Orthonops icenoglei
Species lapanus - Orthonops lapanus
Species zebra - Orthonops zebra
Genus Tarsonops
Species systematicus - Tarsonops systematicus
Family Diguetidae
Genus Diguetia - Desertshrub Spiders
Species albolineata - Diguetia albolineata
Species canities - Diguetia canities
Species signata - Diguetia signata
Species mojavea - Diguetia mojavea
Family Dysderidae
Genus Dysdera
Species crocata - Woodlouse Hunter
Family Oonopidae - Goblin Spiders
Genus Escaphiella
Species hespera - Escaphiella hespera
Genus Heteroonops
Species spinimanus - Heteroonops spinimanus
Genus Opopaea
Species deserticola - Opopaea deserticola
Genus Orchestina
Species quasimodo - Orchestina quasimodo
Genus Tapinesthis
Species inermis - Tapinesthis inermis
Family Pholcidae - Cellar Spiders
Genus Artema
Species atlanta - Artema atlanta
Genus Crossopriza
Species lyoni - Crossopriza lyoni
No Taxon accidental adventives
Genus Holocnemus
Species pluchei - Marbled Cellar Spider
Genus Micropholcus
Species fauroti - Micropholcus fauroti
Genus Modisimus
Species culicinus - Modisimus culicinus
Species texanus - Modisimus texanus
Genus Pholcophora
Species americana - Pholcophora americana
Genus Pholcus
Species manueli - Pholcus manueli
Species opilionoides - Pholcus opilionoides
Species phalangioides - Longbodied Cellar Spider
No Taxon possibile crypticolens
Genus Physocyclus
Species enaulus - Physocyclus enaulus
Species californicus - Physocyclus californicus
Species globosus - Physocyclus globosus
Genus Psilochorus
Species apicalis - Psilochorus apicalis
Species californiae - Psilochorus californiae
Species hesperus - Psilochorus hesperus
Species imitatus - Psilochorus imitatus
Species papago - Psilochorus papago
Species rockefelleri - Psilochorus rockefelleri
Species simoni - Psilochorus simoni
Species utahensis - Psilochorus utahensis
Genus Smeringopus
Species pallidus - Smeringopus pallidus
Genus Spermophora
Species senoculata - Shortbodied Cellar Spider
Family Plectreuridae
Genus Kibramoa
Species madrona - Kibramoa madrona
Genus Plectreurys
Species tristis - Plectreurys tristis
No Taxon Life Cycle
Family Scytodidae - Spitting Spiders
Genus Dictis
Species striatipes - Dictis striatipes
Genus Scytodes
Species alayoi - Scytodes alayoi
Species atlacoya - Scytodes atlacoya
No Taxon molting
Species dorothea - Scytodes dorothea
Species fusca - Scytodes fusca
Species globula - Chilean Tiger Spider
Species longipes - Scytodes longipes
Species thoracica - Scytodes thoracica
Species univittata - Scytodes univittata
Species zapatana - Scytodes zapatana
No Taxon velutina/dorothea
Family Segestriidae - Tube Web Spiders
Genus Ariadna
Species pilifera - Ariadna pilifera
Species bicolor - Ariadna bicolor
Genus Citharoceps
Species fidicina - Citharoceps fidicina
Genus Segestria
Species pacifica - Segestria pacifica
Family Sicariidae
Genus Loxosceles - Brown Spiders
Species apachea - Apache Recluse
Species arizonica - Arizona Recluse
Species blanda - Big Bend Recluse
Species deserta - Desert Recluse
Species devia - Texas Recluse
Species reclusa - Brown Recluse
Species rufescens - Mediterranean Recluse
Family Telemidae
Genus Usofila
Species flava - Usofila flava
Species pacifica - Usofila pacifica
Family Trogloraptoridae
Genus Trogloraptor
Species marchingtoni - Trogloraptor marchingtoni