Genus: Cubanichthys, Cuban Killifish Pupfish, Killifishes

CUBANICHTHYS

KILLIFISHES

Body moderately deep and chubby; head flattened, but with an enlarged crest on back of skull; snout short and blunt; front nostril not tubular; covering of eye not continuous with skin of head; mouth wide, oblique, at front, protrusible; teeth 1-pointed; dorsal fin short based, 11 rays (2 rudimentary), at mid-body, its origin well before anal fin origin; anal fin with all rays branched, 8-13; dorsal and anal fins enlarged in males; pectoral fin short, 18 rays, low on side; pelvics small, 6-7 rays, on belly well behind pectoral base; tail fin bluntly rounded; body with large, smooth scales, 24-26 scales in lateral series; head scaly; no enlarged scale just behind upper corner of operculum; body striped; lateral line reduced to a series of pits along side of body.

This genus contains 2 species, 1 from Cuba and 1 from Jamaica, both in freshwater.