Usofila


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.
All species are found in the United States, with U. pacifica extending to Canada and Alaska.

Species

, this genus includes four species:Usofila flava Chamberlin & Ivie, 1942 – United StatesUsofila gracilis Keyserling, 1891 – United States Usofila oregona Chamberlin & Ivie, 1942 – United StatesUsofila pacifica – Alaska, Canada, United States
;Formerly included