Climatiiformes
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Climatiiformes
[‚klī·mə‚tī·ə′fȯr‚mēz] (paleontology)
An order of extinct fishes in the class Acanthodii having two dorsal fins and large plates on the head and ventral shoulder.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.