class Placodermi

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Noun1.class Placodermi - extinct group of bony-plated fishes with primitive jaws
Placodermi
Craniata, subphylum Craniata, subphylum Vertebrata, Vertebrata - fishes; amphibians; reptiles; birds; mammals
placoderm - fish-like vertebrate with bony plates on head and upper body; dominant in seas and rivers during the Devonian; considered the earliest vertebrate with jaws
class - (biology) a taxonomic group containing one or more orders
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
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References in periodicals archive
Class PLACODERMI M'Coy, 1848 Order ARTHRODIRA Woodward, 1891 Family DUNKLEOSTEIDAE Stensio, 1963 Genus Dunkleosteus Lehman, 1956
A large Late Devonian arthrodire (Vertebrata, Placodermi) from Poland
A new actinolepid arthrodire (Class Placodermi) from the Lower Devonian Sevy Dolomite, East-Central Nevada.
Discovery of the arthrodire genus Actinolepis (class Placodermi) in the Middle Devonian of Scotland.
A new lower Devonian arthrodire (Placodermi) from the NW Siberian Platform/Uus alam-Devoni artrodiir (Placodermi) Siberi Platvormi loodeosast
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