Otolith description

Otolith oval/oblong. Dorsal margin rounded and crenate; ventral margin approximately straight and entire; posterior margin irregular. Distal surface concave; proximal surface slightly convex. Sulcus groove heterosulcoid; opening ostial. Ostium four times longer than cauda. Colliculum heteromorph. Collum present but indistinct. Crista superior and inferior somewhat ridge-like but poorly developed. Rostrum short broad and rounded. Antirostrum small and sharply rounded. Excisura moderate; notch small; angle acute. Dorsal area and ventral area depression absent.

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