Placoderm
Definition, Meaning & Examples
Part of speech noun
Quick meaning: Placoderm is a noun meaning (paleontology) Pertaining to the paraphyletic class †Placodermi.
Meaning
(paleontology) Pertaining to the paraphyletic class †Placodermi.
More Meanings
- (paleontology) A member of an extinct paraphyletic class (†Placodermi) of jawed fish with armored heads and thoraces; the group lived during the Silurian and Devonian periods.
Example Sentences
Out to sea are placoderms – heavily armoured fish, some of them more than six metres (twenty feet) long and equipped with massive, powerful jaws.
Research published recently on placoderm fish fossils from Scottish Devonian lakes (around 365 myo) found evidence for how this extinct group of animals copulated.
Word Forms
- placoderms
Related Words
Related dictionary entries include placoidian, ostracoderm, platycephalid, dinichthyid, placoid, scleroderm.
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Sources & Attribution
FreeDictionaryAPI.com / Wiktionary · Original source · CC BY-SA 4.0
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