Meaning Of The Word Placoderm
What's the definition of Placoderm? Find Placoderm meanings, definitions and more at the Real Dictionary online.
Placoderm Meaning
| Placoderm Definition |
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What's The Definition Of Placoderm?
placoderm in American English
noun: any of various extinct jawed fishes of the class Placodermi, dominant in seas and rivers during the Devonian Period and characterized by bony armored plates on the head and upper trunk placoderm in British English noun: any extinct bony-plated fishlike vertebrate of the class Placodermi, of Silurian to Permian times: thought to have been the earliest vertebrates with jaws |
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