nasal aperture On the neurocranium, an aperture in the anteroventral surface or floor of each nasal capsule, through which the nostril directs water into and out of the nasal organ.

• 鼻穴在脑颅上，前腹的表面或每个鼻囊底部中的一个小孔，经过鼻孔可直接地让水进出鼻器。