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Usofila
U. pacifica, adult female
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Arthropoda
Subphylum:	Chelicerata
Class:	Arachnida
Order:	Araneae
Infraorder:	Araneomorphae
Family:	Telemidae
Genus:	Usofila Keyserling, 1891
Type species
U. gracilis Keyserling, 1891
Species
4, see text

Usofila is a genus of American long-legged cave spiders that was first described by Eugen von Keyserling in 1891. Originally placed with the Ochyroceratidae, it was transferred to the Telemidae in 1973.

Species

As of September 2019 it contains four species, found in the United States:

• Usofila flava Chamberlin & Ivie, 1942 – USA
• Usofila gracilis Keyserling, 1891 (type) – USA
• Usofila oregona Chamberlin & Ivie, 1942 – USA
• Usofila pacifica (Banks, 1894) – USA

Formerly included

• Usofila pecki Brignoli, 1980 = Telemofila pecki

See also

• List of Telemidae species
• Telema

References

1. ^ "Gen. Usofila Keyserling, 1891". World Spider Catalog Version 20.0. Natural History Museum Bern. 2019. doi:10.24436/2. Retrieved 2019-10-14.
2. Keyserling, E. (1891). Die Spinnen Amerikas. Brasilianische Spinnen. Nürnberg 3. pp. 1–278.
3. Brignoli, P. M. (1973). "I Telemidae, una famiglia di ragni nuova per il continente americano (Araneae)". Fragmenta Entomologica. 8: 248.

• v
• t
• e

• Telemidae genera
• Spiders of the United States
• Taxa named by Eugen von Keyserling
• Telemidae
• Araneomorphae stubs