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cephalochordate

[sef-uh-loh-kawr-deyt] /ˌsɛf ə loʊˈkɔr deɪt/
adjective
1.
belonging or pertaining to the Cephalochordata.
noun
2.
any chordate animal of the subphylum Cephalochordata, having fishlike characters but lacking a spinal column, comprising the lancelets.
Origin
< Neo-Latin Cephalochordata; see cephalo-, chordate
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for cephalochordate

cephalochordate

/ˌsɛfələʊˈkɔːdeɪt/
noun
1.
any chordate animal of the subphylum Cephalochordata, having a fishlike body and no vertebral column; a lancelet
adjective
2.
of, relating to, or belonging to the Cephalochordata
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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cephalochordate in Science
cephalochordate
  (sěf'ə-lə-kôr'dāt')   
A member of the subphylum Cephalochordata of the phylum Chordata, whose only living species are the lancelets. See more at lancelet. Compare hemichordate.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Encyclopedia Article for cephalochordate

lancelet

any member of the subphylum Cephalochordata of the phylum Chordata. Small, fishlike marine invertebrates, they probably are the closest living relatives of the vertebrates. There are about 20 species in two families, each with a single genus. Branchiostoma was formerly called Amphioxus, a name that is retained as an informal term. The other genus is Epigonichthys, also called Asymmetron. The genus Asymmetron is sometimes retained for some species

Learn more about lancelet with a free trial on Britannica.com
Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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