Uraarachne is a genus of spiders in the family Thomisidae. It was first described in 1880 by Keyserling. , it contains 11 South American species.
Species it contains 11 species: Uraarachne brevipes (Simon, 1886) — Uruguay Uraarachne ceratophrys (Grismado & Achitte-Schmutzler, 2020) — Argentina Uraarachne cornuta (Simon, 1886) — Paraguay, Uruguay, Argentina Uraarachne kapiity (Grismado & Achitte-Schmutzler, 2020) — Paraguay, Argentina Uraarachne longa (Keyserling, 1880) — Brazil, Paraguay Uraarachne panthera (Grismado & Achitte-Schmutzler, 2020) — Argentina Uraarachne plana (Simon, 1895) — Paraguay, Argentina Uraarachne runcinioides (Simon, 1886) — Uruguay, Argentina Uraarachne toro (Grismado & Achitte-Schmutzler, 2020) — Argentina Uraarachne variegata (Mello-Leitão, 1941) — Paraguay, Argentina Uraarachne vittata (Caporiacco, 1954) — French Guiana
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