1 -pterygii | Definition of -pterygii
-p·​te·​ryg·​ii | \ ptəˈrijēˌī\

Definition of -pterygii

: winged ones : finned ones in taxonomic names ChrondropterygiiNeopterygiiPleuropterygii

History and Etymology for -pterygii

New Latin, from Greek pteryg-, pteryx wing, fin

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