Otic vesicle An epithelial sac behind the fifth rhombomere forming the semicircular canals dorsally and the otolith organs ventrally.

耳小囊形成管背面与耳石器官腹面且在第五后脑特殊节状结构后面一个上皮囊。

Statolith in the cephalopod is an important source of ecological information, and mastering the morphologic features of the statolith is fundamental to fisheries biology.

摘要耳石是头足类生态重要信息载体，掌握形态特征是渔业生物学研究基础。

In the present work, we examined the statoconia in the inner ear of the hagfish Paramyxine nelsoni intense to explore it auseful index in hagfish’s age determination.

本研究以纽氏副盲鳗为材料, 检视存在内耳耳石是否可能成为为盲鳗定龄。