Otolith description

Otolith large, ovate to fusiform. Dorsal margin domed and lobed/irregular; ventral margin slightly rounded and irregular; posterior margin bluntly rounded. Distal surface flat; proximal surface convex. Sulcus groove moderate, heterosulcoid; opening ostial. Colliculum homomorph. Crista superior well developed and ridge-like; crista inferior well developed under cauda. Rostrum moderate, broad and sharply rounded. Excisura moderate; notch shallow; angle wide. Dorsal area depression large and oval. Ventral area depression abent. Primordium central.

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