subclass Crossopterygii meaning
UK US
subclass Crossopterygii (noun): fishes having paired fins resembling limbs and regarded as ancestral to amphibians.
Definition of subclass Crossopterygii
- fishes having paired fins resembling limbs and regarded as ancestral to amphibians
Synonyms: Crossopterygii
Type of: class
More about subclass Crossopterygii on Wikipedia.