Xenopterygii

plural noun

Xe·​nop·​te·​ryg·​ii

zə̇ˌnäptəˈrijēˌī,

(ˌ)zeˌn-

: an order of bony fishes that is coextensive with the family Gobiesocidae

Word History

Etymology

New Latin, from xen- + -pterygii

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