Crossopterygian
Crossopterygian tanım:
Kelime: cros·sop·ter·yg·ianSöyleniş: "kro-"säp-t&-'ri-j(E-)&n
İşlev: noun
Kökeni: New Latin Crossopterygii, subclass name, from Greek krossoi fringe pterygion, diminutive of pteryg-, pteryx wing, fin; akin to Greek pteron wing -- more at FEATHER
: any of a subclass (Crossopterygii) of 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