D1 IV/44; D2 absent; P1 15; P2 I/5; A 32. Body color dark blue above and silvery white below; three rows of dark spots immediately above and below lateral line. Dorsal and caudal fin color dusky. Body highly compressed and disc like with sharp breast; mouth protrudes upwards with minute teeth; dorsal and anal fins very long and low, the rays are short; first two rays of ventral fin fused and elongate; scales small, barely visible.