''Calisoga'' is a genus of spiders in the family

Nemesiidae Nemesiidae, also known as funnel-web trapdoor spiders, is a family of mygalomorph spiders first described by Eugène Simon in 1889, and raised to family status in 1985. Before becoming its own family, it was considered part of "Dipluridae". Desc ...

, first described in 1937 by

Ralph Vary Chamberlin Ralph Vary Chamberlin (January 3, 1879October 31, 1967) was an American biologist, ethnographer, and historian from Salt Lake City, Utah. He was a faculty member of the University of Utah for over 25 years, where he helped establish the School ...

. , it contains five species, all in the USA.

References

Nemesiidae Mygalomorphae genera Spiders of the United States {{Nemesiidae-stub