holocephalan

WORDNET DICTIONARY

holocephalan(n = noun.animal) holocephalian - fish with high compressed head and a body tapering off into a long tail;

is a kind of cartilaginous fish, chondrichthian

is a member of holocephali, subclass holocephali

has particulars: chimaera

holocephalan, n.

A member of the Holocephali, fish with high compressed heads and a bodies tapering off into a long tail. See also Hoocephali. [WordNet 1.5]