''Bothriocyrtum'' is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

mygalomorph The Mygalomorphae, or mygalomorphs, are an infraorder of spiders, and comprise one of three major groups of living spiders with over 3000 species, found on all continents except Antarctica. Many members are known as trapdoor spiders due to the ...

spiders in the family

Halonoproctidae Halonoproctidae is a family of mygalomorph spiders, split off from the family Ctenizidae in 2018. Species in the family are widely distributed in North and Central America, Australasia, Asia, southern Europe and North Africa. One species is recor ...

, first described by

Eugène Simon Eugène Louis Simon (; 30 April 1848 – 17 November 1924) was a French naturalist who worked particularly on insects and spiders, but also on birds and plants. He is by far the most prolific spider taxonomist in history, describing over 4, ...

in 1891. They are native to Mexico, Taiwan, and the southern United States. It was separated from ''

Cyrtocarenum ''Cyrtocarenum'' is a genus of Balkan trapdoor spiders first described by Anton Ausserer in 1871. it contains only two species found in Greece and Turkey Turkey ( tr, Türkiye ), officially the Republic of Türkiye ( tr, Türkiye Cumh ...

'' in 1891 for several reasons, including an increased width of separation and a distinctly different arrangement of the eyes. it contains only three species: ''B. californicum'', ''B. fabrile'', and ''B. tractabile''.

References

External links

*
Bothriocyrtum
' at

BugGuide BugGuide (or BugGuide.net) is a website and online community of naturalists, both amateur and professional, who share observations of arthropods such as insects, spiders, and other related creatures. The website consists of informational guide p ...

Halonoproctidae Mygalomorphae genera Taxa named by Eugène Simon {{Mygalomorphae-stub