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BugGuide is a National Moth Week Partner. How to add your National Moth Week 2021 photos. July 17-25.

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

National Moth Week 2020 photos of insects and people.

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

Discussion, 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

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

Previous events


Genus Psilochorus

Spider - Psilochorus desert spider mar 10 - Psilochorus Cellar spider ID - Psilochorus P. apicalis female with egg sac - Psilochorus apicalis - female Psilochorus utahensis - male - female Psilochorus utahensis - male P. californiae male - Psilochorus californiae - male P. apicalis male - Psilochorus apicalis - male
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Chelicerata (Chelicerates)
Class Arachnida (Arachnids)
Order Araneae (Spiders)
Infraorder Araneomorphae (True Spiders)
No Taxon (Synspermiata)
Family Pholcidae (Cellar Spiders)
Genus Psilochorus
19 species in the US / Canada
More specific ranges will be added when time allows.

P. acanthus - USA
P. apicalis - USA
P. bantus - USA
P. californiae - USA, Mexico
P. coloradensis - USA
P. concolor - USA
P. hesperus - USA
P. hooki - USA
P. imitatus - USA
P. inyo - USA
P. pallidulus - USA, Mexico
P. papago - USA, Mexico
P. pullulus - USA, Canada
P. redemptus - USA, Mexico
P. rockefelleri - USA (Canada, introduced)
P. simoni - USA
P. texanus - USA, Mexico
P. topanga - USA
P. utahensis - USA
Print References
Internet References
~ - Spiders From the Southwestern United States with Descriptions of New Species, Gertsch, 1935.