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Placodermi

(Class)

Overview

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A class of jawed primitive fish, around from the Silurian to Carboniferous, with archaic jaw suspension and dermal plates on the head and thorax in primitive forms.

Taxonomy

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The Class Placodermi is a member of the Phylum Chordata. Here is the complete "parentage" of Placodermi:

The Class Placodermi is further organized into finer groupings including:

Families

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Actinolepidae

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Asterosteidae

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Holonematidae

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Homostiidae

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Macropetalichthyidae

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Phlyctaeniidae

Phlyctaeniidae is an extinct family of placoderm fishes that lived during the Devonian period, mainly in Norway and North America. [more]

Ptyctodontidae

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At least 3 species and subspecies belong to the Family Ptyctodontidae.

More info about the Family Ptyctodontidae may be found here.

Sources

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Last Revised: August 25, 2014
2014/08/25 13:11:52