''Cheiracanthiidae'' is a family of

araneomorph The Araneomorphae (also called the Labidognatha) are an infraorder of spiders. They are distinguishable by chelicerae (fangs) that point diagonally forward and cross in a pinching action, in contrast to the Mygalomorphae (tarantulas and their ...

spiders first described by Vladimir Wagner in 1887. The synonym Eutichuridae was used for a long time, but Cheiracanthiidae has priority. The largest genus currently recognized as belonging to this family is '' Cheiracanthium'', which has previously been placed in both the

Clubionidae The sac spiders of the family Clubionidae have a very confusing taxonomic history. Once, this family was a large catch-all taxon for a disparate collection of spiders, similar only in that they had eight eyes arranged in two rows and conical anter ...

and the

Miturgidae Miturgidae is a family of araneomorph spiders that includes nearly 170 species in 29 genera worldwide. First described by Eugène Simon in 1886, it has been substantially revised, and includes the previous family Zoridae as a synonym, and exclud ...

Taxonomy

It was recognized as a synonym of "Eutichuridae" in 2009, but was in danger of becoming obsolete until it was resurrected in 2011. The group was originally described as the subfamily Eutichurinae of the family

by Pekka T. Lehtinen in 1967. The

monophyly In cladistics for a group of organisms, monophyly is the condition of being a clade—that is, a group of taxa composed only of a common ancestor (or more precisely an ancestral population) and all of its lineal descendants. Monophyletic gro ...

of the group is described as "reasonably uncontroversial", but it has been placed in either the Miturgidae or the

. An analysis by Martín J. Ramírez in 2014 suggested that it was better considered as a separate family.

Genera

, the

World Spider Catalog The World Spider Catalog (WSC) is an online searchable database concerned with spider taxonomy. It aims to list all accepted families, genera and species, as well as provide access to the related taxonomic literature. The WSC began as a series of ...

accepts the following genera: *'' Calamoneta'' Deeleman-Reinhold, 2001 — Indonesia *'' Calamopus'' Deeleman-Reinhold, 2001 — Thailand, Indonesia *'' Cheiracanthium'' C. L. Koch, 1839 — Europe, Asia, Africa, Oceania, Argentina *'' Cheiramiona'' Lotz & Dippenaar-Schoeman, 1999 — Africa, Egypt *'' Ericaella'' Bonaldo, 1994 — Brazil, Panama, Peru *'' Eutichurus'' Simon, 1897 — South America, India, Central America *'' Eutittha'' Thorell, 1878 — Asia, Australia *'' Lessertina'' Lawrence, 1942 — South Africa *'' Macerio'' Simon, 1897 — Chile, Argentina *'' Radulphius'' Keyserling, 1891 — Brazil *'' Sinocanthium'' Yu & Li, 2020 — China *'' Strotarchus'' Simon, 1888 — Pakistan, Costa Rica, North America, Brazil *'' Summacanthium'' Deeleman-Reinhold, 2001 — Indonesia *'' Tecution'' Benoit, 1977 — St. Helena

References

Araneomorphae families {{Cheiracanthiidae-stub