An overview and a key to the species of Aphelocheirus of India are given. Aphelocheirus (Aphelocheirus) thirumalaii sp. nov. from Gorumara National Park of Jalpaiguri district, West Bengal, is described. With this new species, eight other species of benthic water bugs (Aphelocheiridae) are reported from India. A distribution map of all known Indian species is also provided.

Aspidimerus birmanicus (Gorham, 1895), Cryptogonus nepalensis bhuta¬nensis Bielawski, 1979, Henosepilachna processa Li et Cook, 1961, Sticholotis punctata Crotch, 1874, and Synona consanguinea Poorani Ślipiński et Booth, 2008 are reported for the first time from India. The diagnosis, illustrations and the map of distribution of these species are also provided.

Abstract. Larva, pupa and female imago of Paramerina ampliseta n. sp.

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