tetrapods
Antonyms
Examples
Also, paraphyletic groups are involved in evolutionary transitions, the development of the first tetrapods from their ancestors for example.
A second, dorsal aorta carries oxygenated blood from the gills to the rest of the body, and is homologous with the descending aorta of tetrapods.
Amniotes acquired new niches at a faster rate than before the collapse and at a much faster rate than primitive tetrapods.
In bony fish and tetrapods the external opening into the inner ear has been lost.
Even snakes, whose limbs have become vestigial or lost entirely, are nevertheless tetrapods.
However, tetrapods are descendants of the nearest common ancestor of Actinopterygii and Sarcopterygii, and tetrapods are not in Osteichthyes defined in this way, so the group is paraphyletic.