Oziotelphusa is a genus of freshwater crabs in the family Gecarcinucidae. Its members are found in Sri Lanka and southern India (throughout Kerala and Tamil Nadu and in the southern part of Karnataka). The genus was formerly placed within family Parathelphusidae, but now it is accepted that Parathelphusidae is the junior synonym of Gecarcinucidae.
The genus Oziotelphusa contains fifteen species, all of which are included on the IUCN Red List (LC: least concern; VU: vulnerable; EN: endangered; CR: critically endangered; DD: data deficient):
Species Authority Year Distribution IUCN status Notes Oziotelphusa aurantia 1799 (Tamil Nadu) known only from the type specimen Oziotelphusa biloba Bahir & Yeo 2005 (Kerala) Kodagara and Koratti villages Oziotelphusa bouvieri 1904 (Tamil Nadu) only known from type locality Oziotelphusa ceylonensis 1960 nine localities Oziotelphusa dakuna Bahir & Yeo 2005 only known from 1 or 2 locations Oziotelphusa gallicola Bahir & Yeo 2005 around Galle Oziotelphusa hippocastanum 1887 Oziotelphusa intuta Bahir & Yeo 2005 only known from type locality Oziotelphusa kerala Bahir & Yeo 2005 (Kerala) known only from the type specimen Oziotelphusa kodagoda Bahir & Yeo 2005 only known from type locality Oziotelphusa mineriyaensis Bott 1970 two localities: Minneriya and Anuradhapura Oziotelphusa populosa Bahir & Yeo 2005 two localities Oziotelphusa ritigala Bahir & Yeo 2005 two localities: Ritigala and Mundel Oziotelphusa stricta Ng & Tay 2001 Oziotelphusa wagrakarowensis 1904 (Karnataka)
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