#devonianperiods — Public Fediverse posts
Live and recent posts from across the Fediverse tagged #devonianperiods, aggregated by home.social.
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#Placoderms (from Ancient Greek πλάξ [plax, plakos] 'plate' and δέρμα [derma] 'skin')[1] are vertebrate animals of the class Placodermi, an extinct group of prehistoric fish known from Paleozoic fossils during the Silurian and the #Devonianperiods.