Sub·oc'u·lar adjective [ Prefix sub + ocular : confer Latin subocularis .] (Anat.) Situated under, or on the ventral side of, the eye. Found on http://www.encyclo.co.uk/webster/S/225
scales just below the eye and above the Supralabial scales, in between the lip and the eye, as in TransPecos Rat Snake. Not present in all snakes. Found on http://www.kingsnake.com/articles/Glossary.html