jawless vertebrate


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jawless vertebrate

[′jȯ·ləs ′vərd·ə·brət]
(vertebrate zoology)
The common name for members of the Agnatha.
References in periodicals archive ?
Paired fins of jawless vertebrates and their homologies across the agnathan-gnathostome transition.
Between jawless vertebrates -- called agnathans -- and vertebrates with jaws-called gnathosomes-only three genes of the 12 genes the team looked at appeared to be used differently, Medeiros said.
A more rigorous test of monophyly would involve a much larger sampling from among other jawless vertebrates, and a much larger number of characters.
New Silurian and Devonian 'fork-tailed' thelodonts are jawless vertebrates with stomachs and deep bodies.