Distinguished by the following characteristics: dark spot in rear end of first dorsal fin. Scales on the back of first dorsal fin, no scales on breast (Ref. 35388); fins: Dl VI, D2 1/8 - 9 (8: 1, 9:4), A 1/9, P 16 - 17 (16: 1,17: 4), C 15 principle rays (12 branched rays), V I/5+5/I; scales: abraded, breast naked (no scale pockets); narrow attachment of the branchiostegal membrane on the isthmus; lateral line system: anterior section of row i and supralabial section of row d in

single series; longitudinal suborbital row b anteriorly ending below anterior third to half

of eye; suborbital transversal rows c2 and c4 penetrating through longitudinal row d, last

row c passing row d; male specimen shows the characteristic colouration with a

black spot in the rear of Dl and 11 dark vertical striae on the sides, pigmented breast and

ventral disc (Ref. 86376).