Descriptions of ten new species of freshwater crabs (Crustacea: Brachyura: Parathelphusidae: Ceylonthelphusa, Mahatha, Perbrinckia) from Sri Lanka.
A revision of the genus Oziotelphusa Müller, 1887 (Crustacea: Decapoda: Parathelphusidae), with descriptions of eight new species.
A review of the barbs of the Puntius filamentosus group (Teleostei: Cyprinidae) of southern India and Sri Lanka.