Crossopterygian (noun) Definition, Meaning & Examples

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noun
  1. any fish of the group Crossopterygii, extinct except for the coelacanth, regarded as being ancestral to amphibians and other land vertebrates.
adjective
  1. pertaining to or resembling a crossopterygian.
noun
  1. any bony fish of the subclass Crossopterygii, having fleshy limblike pectoral fins. The group, now mostly extinct, contains the ancestors of the amphibians
adjective
  1. of, relating to, or belonging to the Crossopterygii
    Crossopterygian (noun) Definition, Meaning & Examples

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