MATHEWS PLAMOOTTIL AND NELSON P. ABRAHAM
Mystus indicus, a new species of the family Bagridae, is described from Kuttoor of Manimala River in Kerala, India. It is distinguished from its congeners by the following combination of characters: snout longer; median groove on head appear as double cephalic fontanels; occipital process reaches to basal bone of dorsal fin, on both sides of occipital process a thick layer of flesh present, which conceals the former from side view; rayed dorsal base prominently swollen on both sides. Mystus heoki, new species, differs from its relative species in having a markedly elongate body, shorter head and smaller eyes; occipital process short and it never reach basal bone of dorsal fin and the former is not visible as it is concealed under a thick layer of flesh; adipose dorsal fin small, its base short, and it is located fairly away from rayed dorsal fin. The new species of fishes are described and compared with related species.