Sentences with phrase «tetrapod digits»

Not exact matches

Pederpes (350 million years ago): This Scottish find is the earliest with five functional digits, a pattern that would dominate later tetrapods.

Although these species had evolved stronger limbs with defined digits, they still weren't truly tetrapods.

The researchers conclude that, although fish possess the Hox regulatory toolkit to produce digits, this potential is not utilized as it is in tetrapods.

Lobe - finned ancestors of the lungfishes as well as tetrapods could have evolved hindlimb propulsion and the ability to walk on the substrate at the bottom of a lake or marsh millions of years before limbs with digits and land - dwelling animals appeared.

«It's tempting to attribute alternating impressions to something like the footfalls of an early tetrapod with digits, and yet here we've got good evidence that living lungfish can leave similar sequences of similar gait,» said Coates, PhD, professor of Organismal Biology and Anatomy.