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

小囊形成于半规管背石器官腹且在第五后脑特殊节状结构后的一个上皮囊。

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

摘石是头足类生态的重信息载体，掌握其形态特征是渔业生究的基础。

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.

本究以纽氏副盲鳗为材料, 检视存在于其内的石是否可能成为为盲鳗定龄的依据。