Holocephali 全头亚纲
holocephali[ noun ]
chimaeras and extinct forms
<noun.animal>
Holocephali \Hol`o*ceph"a*li\, n. pl. [NL., from Gr. "o`los
whole + kefalh` head.] (Zo["o]l.)
An order of elasmobranch fishes, including, among living
species, only the chim[ae]ras; -- called also {Holocephala}.
See {Chim[ae]ra}; also Illustration in Appendix.