Unionicola (Heversatax) unguiculata Walter, 1929

Records from the study area: Kerala—“ Unionicola kantaka “ Cook (1967), “ U. kantaka “ John & Inasu (2005); West Bengal—Lundblad (1969); “ U. kantaka “ Prasad (1974).

Remarks: Lundblad (1969) synonymized Unionicola kantaka Cook, 1967 with U. unguiculata .

Habitat: Ponds.

Distribution: India, Sri Lanka.