Hydrodroma monticola (Piersig, 1906)
New records: India, Assam State, Basistha stream, 8.xii.2009, leg. Bordoloi, 0/1/0 (1/0/0 mounted).
Records from the study area: Kerala—“ Diplodontus despiciens monticolus “ Walter (1928); Karnataka, Tamil Nadu, Maharashtra—Cook (1967); West Bengal, Maharashtra—Lundblad (1969); Prasad (1974).
Habitat: Ponds, lakes, pools of streams.
Distribution: India, Malaysia, Indonesia, Australia.