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单词 craniate
释义

craniate

/ˈkreɪnɪət /
Zoology
noun
An animal that possesses a skull. Compare with vertebrate.
  • Subphylum Craniata, phylum Chordata; used instead of Vertebrata in some classification schemes.
The immediate outgroup of craniates, the Cephalochordata, show strong asymmetry during development....
  • Thus, there exist two competing theories about the interrelationships of craniates, i.e., animals with a skull.
  • Unfortunately, there are few quantitative data on the relative sizes of major brain divisions in most craniates.
adjective
Relating to the craniates.How can changes in an ancestral ontogeny be reconstructed, since the ancestors of most craniate radiations are extinct?...
  • The relationships between hagfishes, lampreys, and jawed vertebrates are one of the still-unresolved problems in craniate phylogeny.
  • After the publication of the first computer-generated phylogenies of the major craniate groups, the discussion has become quite difficult.

Origin

Late 19th century: from modern Latin craniatus, from medieval Latin cranium (see cranium).

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更新时间:2024/12/23 4:07:17