Josa (spider) explained

Josa is a genus of South American anyphaenid sac spiders first described by Eugen von Keyserling in 1891.^[1] It is a senior synonym of "Gayenella", "Haptisus", "Olbophthalmus",^[2] and "Pelayo".^[3]

Species

it contains fifteen species:^[4]

• Josa analis (Simon, 1897)—Venezuela
• Josa andesiana (Berland, 1913)—Ecuador
• Josa bryantae (Caporiacco, 1955)—Venezuela
• Josa calilegua Ramírez, 2003—Argentina
• Josa chazaliae (Simon, 1897)—Colombia
• Josa gounellei (Simon, 1897)—Brazil
• Josa keyserlingi (L. Koch, 1866)—Colombia, Brazil
• Josa laeta (O. Pickard-Cambridge, 1896)—Costa Rica
• Josa lojensis (Berland, 1913)—Ecuador
• Josa lutea (Keyserling, 1878)—Colombia, Ecuador
• Josa maura (Simon, 1897)—Venezuela
• Josa nigrifrons (Simon, 1897)—Mexico to Bolivia
• Josa personata (Simon, 1897)—Ecuador
• Josa riveti (Berland, 1913)—Ecuador, Bolivia
• Josa simoni (Berland, 1913)—Ecuador

Notes and References

1. Book: Keyserling, E. . 1891 . Die Spinnen Amerikas. Brasilianische Spinnen . Nuremberg . Verlag von Bauer & Raspe (E. Küster) . 16 March 2021.
2. Ramírez . M. J. . 2003 . The spider subfamily Amaurobioidinae (Araneae, Anyphaenidae): a phylogenetic revision at the generic level . Bulletin of the American Museum of Natural History . 277 . 1–262. 10.1206/0003-0090(2003)277<0001:TSSAAA>2.0.CO;2 . 2246/445 . 84027902 .
3. Brescovit . A. D. . 1993 . Lepajan, um gênero novo de aranhas neotropicais e sinonímia de Pelayo Pickard-Cambridge com Josa Keyserling (Araneae, Anyphaenidae) . pt . Revista Brasileira de Entomologia . 37 . 10.1590/S0101-81751996000500001 . 129. free .
4. Web site: Gen. Josa Keyserling, 1891 . World Spider Catalog . 2019-04-02 . Natural History Museum Bern .