Palaeonisciformes


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Palaeonisciformes

[¦pāl·ē·ō‚nis·ə′fȯr·mēz]
(paleontology)
A large extinct order of chondrostean fishes including the earliest known and most primitive ray-finned forms.
References in periodicals archive ?
The fossils, as a rule, were preserved as scales and loose teeth of the Palaeonisciformes and Coelacanthimorpha, dispersed and fragmented among the matrix (Fig.
When Gross (1968) established the new taxon Andreolepis hedei he found that most of the morphological, histological, and morphogenetical characteristics matched with those of Devonian Palaeonisciformes.
After Janvier, this order might precede the Palaeonisciformes in the evolution of the class.