Hesperocranum
''Hesperocranum'' is a genus of spiders in the family Liocranidae Liocranidae is a family of araneomorph spiders first described by Eugène Simon in 1897. They are one of several groups called "sac spiders". The holarctic genus '' Agroeca'' is the best-known, but it also includes various genera of more obscure s .... It was first described in 1991 by Ubick & Platnick. , it contains only one species, ''Hesperocranum rothi'', found in the U.S. References Liocranidae Monotypic Araneomorphae genera Spiders of the United States {{liocranidae-stub ...
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Liocranidae
Liocranidae is a family of araneomorph spiders first described by Eugène Simon in 1897. They are one of several groups called "sac spiders". The holarctic genus ''Agroeca'' is the best-known, but it also includes various genera of more obscure spiders that still lack a diagnosis. Two species in the North American genus ''Neoanagraphis'' are found in the extremely dry conditions in the Mojave, Sonoran and Chihuahuan deserts. Females live in animal burrows while males wander and are the ones most often caught in pitfall traps. Genera , the World Spider Catalog accepts the following genera: *''Agraecina'' Simon, 1932 — Europe, Africa, Kazakhstan *''Agroeca'' Westring, 1861 — Asia, Europe, Africa, South America, North America *''Andromma'' Simon, 1893 — Africa *''Apostenus'' Westring, 1851 — Africa, United States, Europe *''Arabelia'' Bosselaers, 2009 — Greece, Turkey *''Argistes'' Simon, 1897 — Sri Lanka *''Coryssiphus'' Simon, 1903 — South Africa *''Cteniogaster ...
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