Matskási István (szerk.): A Magyar Természettudományi Múzeum évkönyve 90. (Budapest 1998)

Makhan, D.: Three new genera and two new species of Hydrochidae from different parts of the World (Coleoptera)

Figs 1-3. 1 = Deepakius amrishi sp. n., holotype male, habitus (total length is 3.3 mm); 2 = Amrishius lacustris (NIETNER), habitus (total length is 2.5 mm); 3 = Rishwanius soesilae. (MAKHAN), habitus (total length is 2.4 mm)