jawless vertebrate


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Synonyms for jawless vertebrate

eel-shaped vertebrate without jaws or paired appendages including the cyclostomes and some extinct forms

References in periodicals archive ?
The Furcacaudi formes: a new order of jawless vertebrates with thelodont scales, based on articulated Silurian and Devonian fossils from northern Canada.
Paired fins of jawless vertebrates and their homologies across the agnathan-gnathostome transition.
Phylogeny of the Pteraspidiformes (Heterostraci), Silurian-Devonian jawless vertebrates.
Phylogenetic relationships of the 'higher heterostracans' (Heterostraci: Pteraspidiformes and Cyathaspididae), extinct jawless vertebrates.
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.