Otolith description

Otolith small, hour-glass shaped. Dorsal margin entire to lobed; ventral margin strongly lobed. Sulcus groove heterosulcoid; opening ostio-caudal. Colliculum homomorph, two colliculi almost equal. Collum broad and bridge-like. Crista superior present; crista inferior absent. Rostrum and pseudo-rostrum knob-like as the result of a notch-like excisura and pseudo-excisura. Antirostrum and pseudo-antirostrum poorly defined.

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