I. | ̷ ̷ ̷ ̷| ̷ ̷ ̷ ̷lən adjective
or hol·o·ce·pha·li·an |hälōsə|fālēən, |hōl-
Etymology: New Latin Holocephali + English -an or -ian
: of or relating to the subclass Holocephali
II. noun
or holocephalian “
( -s )
: a fish of the subclass Holocephali