circumorbital sulcus

circumorbital sulcus
the groove in the epidermis surrounding the orbit that facilitates rotation of the eye in its socket. Present in many fishes but absent in Lepidogalaxias salamandroides (Lepidogalaxidae) which has an immobile eye

Dictionary of ichthyology. 2009.

Игры ⚽ Поможем решить контрольную работу

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”