Diagnosis: Distinguished by the following characteristics: pelvic fins lacking frenum; little or no membrane uniting medial most pelvic rays; first dorsal fin height moderate, its margin usually convex, occasionally straight, with a black stripe inframarginally and numerous small, white spots posteriorly on fin, no elongate spines; second dorsal fin with single, dusky stripe mesially; dorsal fins not connected by membrane; first dorsal fin with 11-16 spines; longitudinal scale count 64-100; head width 14.3-22.6% of standard length; pelvic fin length 11.3-15.2% of standard length; length of anal fin base 14.0-19.4% of standard length; length of second dorsal-fin base 17.6-23.7% of standard length; total D2 elements 10-13; total anal fin elements 9-12; TRDB 18-26 (Ref. 5218).

Description: First dorsal fin with 10-17 spines, second dorsal fin with 1 spine and 10 soft rays; anal fin with 1 spine and 8-11 soft rays; pectoral fin with 11-14 rays; first dorsal fin and second dorsal fin contiguous (Ref. 2798, 5218).

Colouration: Dusky; both dorsal fins with white margin and black stripe below (Ref. 2798).