This species is characterized by the following: vertebrae 11-12 + 27-29 = 39-41, dorsal fin rays 64-70, anal fin rays 44-49; body with scales; eye 1.8-2.6 % SL, sharp spine on ventral maxilla positioned behind rear tip of eye; otolith with pointed posterior tip and weak postdorsal angle, it is elongate, length to height ratio 2.1-2.2, sulcus with separated colliculi (Ref. 57886); large, broad single pair of (outer) pseudoclaspers, inwardly connected to isthmus with ligament, and has 2 supporters, the anterior inclined, short, joined at base to massive and long posterior supporter (Ref. 76869).