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Acanthodiformes

Acanthodiformes

[ə‚kan·thō·də′fȯr‚mēz]
(paleontology)
An order of extinct fishes in the class Acanthodii having scales of acellular bone and dentine, one dorsal fin, and no teeth.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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References in periodicals archive
Scales of this type are characteristic not only of various genera, but of families belonging to the order Acanthodiformes; their features do not permit a precise identification.
New finds of fishes in the lower uppermost Famennian (Upper Devonian) of Central Russia and habitats of the Khovanshchinian vertebrate assemblages
(Acanthodiformes, Cheiracanthidae), on kirjeldatud isoleeritud soomuste pohjal.
The Middle Devonian acanthodian assemblage of the Karksi outcrop in Estonia
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