Holocephali
plural noun
Hol·o·ceph·a·li
| \ ¦hälō¦sefəˌlī, ¦hōl- \
Definition of Holocephali
: a subclass of Chondrichthyes that is sometimes made a separate class, includes the recent chimaeras and certain chiefly extinct related fishes some of which date from Devonian time, and is distinguished by a cartilaginous skeleton, gill clefts covered by a fold of skin, high compressed head with small narrow mouth and the dentition reduced to broad flat plates, and a body tapering off into a long tail
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“Holocephali.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Holocephali. Accessed 27 Oct. 2021.
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