Crossopterygii

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Translingual

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Etymology

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

Proper noun

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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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