Author: Compagno, 1973
Diagnostic Features:
Body slender. Head and snout bell-shaped in dorsoventral view; preoral snout length about equal to mouth width; anterior nasal flaps small, ending well in front of mouth; internarial space 1.8 to 1.9 times the nostril width; inside of mouth and edges of gill bars without papillae. First dorsal origin slightly anterior to or over free rear tips of pectorals, base closer to pectoral bases than pelvic bases; anal origin posterior to second dorsal origin, caudal fin broad, not tapelike, and short, dorsal margin about 19 to 21% of total length. No colour pattern, brownish-grey above, light below.
Remarks:
Treatment of this genus follows Compagno (1973, 1979).