A new speciesOmmatobrephus bengalensis from a common snakeNatrix stolata (Linn.) has been described.O. lobatum najii Mehra, 1931,O. nicolli Gupta, 1954 andO. chauhani Dwivedi, 1967 are considered synonyms toO. lobatum Mehra, 1928. A key to the valid species of the genusOmmatobrephus Nicoll, 1914 is also given.