Definitions
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun Plural form of
crossopterygian .
Etymologies
Sorry, no etymologies found.
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Examples
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Moreover, we have no fossil evidence of the evolution of the crossopterygians from other fish.
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If crossopterygians really did evolve into amphibians, tremendous changes must have taken place.
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Two large gaps thus exist in the fossil record between ordinary Devonian fish 325 million years ago and amphibians; one between ordinary fish and crossopterygians, and an even larger gap between these lobe-finned fish and amphibians.
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