Orsonwelles torosus (Simon 1900)

Orsonwelles torosus is a species of linyphiid spider endemic to Kauai in the Hawaiian Islands. It was described in 1900 by the French naturalist Eugène Simon based on a specimen collected in the 1890s, but has not been collected since, and is presumed extinct.

References

• Hormiga, Gustavo (2002). "Orsonwelles, a new genus of giant linyphiid spiders (Araneae) from the Hawaiian Islands" (PDF). Invertebrate Systematics. 16 (3): 369–448. doi:10.1071/IT01026.