Meaning of ichthyopterygium | Babel Free

Definitions

fish fin.

comparative, obsolete

Examples

“As already stated, they are used more like⟳ limbs for walking than fins for swimming, but this physiological resemblance to the limbs of the higher animals is not borne out by a morphological one; the fin is an ichthyopterygium, and shows no tendency towards modification in the direction of a cheiropterygium.”

“[…]whether the tetrapod limb be derived from an ichthyopterygium like⟳ that of the shark, or an archipterygium like⟳ that of Ceratodus, or a reduced archipterygium like⟳ that of Eusthenopteron[…]”

“The various adaptations of the ichthyopterygium to locomotion have⟳ little bearing on the question⟳ of homology.”

CEFR level