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


Genus Trachelas

Clubionid - Sac Spider - Trachelas tranquillus - female Spider - Trachelas - female Trachelas spider again?  This time in a willow leaf. - Trachelas unknown spider sp. (?Trachelidae)(?Trachelas tranquillus) - Trachelas tranquillus Black spider building something - Trachelas Spider - Trachelas? - Trachelas 4366 - Trachelas pacificus   - Trachelas tranquillus
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Chelicerata (Chelicerates)
Class Arachnida (Arachnids)
Order Araneae (Spiders)
Infraorder Araneomorphae (True Spiders)
No Taxon (Entelegynae)
Family Trachelidae
Genus Trachelas
Synonyms and other taxonomic changes
Placed in family Trachelidae in 2014, though I am unsure how much agreement there is on that change.
8 species in the U.S.
Ranges are from Platnick and Shadab, 1974. (1)

T. huachucanus - Arizona, New Mexico.
T. mexicanus - Utah and Colorado south through Arizona, New Mexico, and Texas.
T. organatus - Arizona, Sonora, and Baja California.
T. pacificus - Range is Western North America from California and Nevada south to northern Baja California. This is the only species listed for CA by Steve Lew's site.
T. similis - Southeastern United States south to Costa Rica.
T. sinuosus - Southern Georgia and Florida.
T. tranquillus - New England south to Georgia and Alabama and west to Kansas and Minnesota. Also found in Ontario and Nova Scotia, Canada.
T. volutus - Southeastern United States.
See Also
Print References - Platnick and Shadab, 1974, A revision of the bispinosus and bicolor groups of the spider genus Trachelas (Araneae, Clubionidae) in North and Central America and the West Indies.
Works Cited
1.A revision of the tranquillus and speciosus groups of the spider genus Trachelas in North and Central America
Platnick, Norman I.; Shadab, Mohammad Umar. . 1974. American Museum novitates ; no. 2553.