CROSSOPTERYGIAN


Meaning of CROSSOPTERYGIAN in English

Pronunciation: ˌ kro ̇ - ˌ säp-t ə - ' ri-j( ē -) ə n

Function: noun

Etymology: New Latin Crossopterygii, subclass name, from Greek krossoi fringe + pterygion, diminutive of pteryg-, pteryx wing, fin; akin to Greek pteron wing ― more at FEATHER

Date: 1861

: any of a subclass (Crossopterygii) of bony fishes (as a coelacanth) that have paired fins suggesting limbs, that may be ancestral to the terrestrial vertebrates, and that are mostly extinct ― called also lobe-fin

– crossopterygian adjective

Merriam Webster Collegiate English Dictionary.      Merriam Webster - Энциклопедический словарь английского языка.