Crossopterygii

Translingual

Etymology

From Ancient Greek κροσσός (krossós, “fringe”) + πτέρυξ (ptérux, “fin”).

Proper noun

Crossopterygii

  1. A taxonomic subclass within the superclass Sarcopterygii – comprising the lobe-finned or tassel-finned bony fish including the Coelacanthiformes and Rhipidistia that have existed since the Devonian but are now largely extinct.
  2. A division of fishes coextensive with Choanichthyes or comprising Choanichthyes together with Cladistia.

References
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