Dibranchia


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Dibranchia

[dī′braŋ·kē·ə]
(invertebrate zoology)
A subclass of the Cephalopoda containing all living cephalopods except Nautilus ; members possess two gills and, when present, an internal shell.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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