crossopterygian
Meanings
adj
- Of or pertaining to the Crossopterygii, an infraclass of bony fish.
noun
- One of the Crossopterygii.
Word forms
Etymology
From Crossopterygia + -an, Greek krossoí “tassels, fringe” + -o- + pterýgion “little wing or fin,” equivalent to pteryg- (stem of pterýx) “wing, fin” + -ion + -an.
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