Both existing mammals and extinct mammal-like groups are

Name: Both existing mammals and extinct mammal-like groups are
Brand: Quizplus
Rating: 4.7 (50 reviews)

Question

Quizplus · Accepted Answer

Mammals and mammal-like groups are all part of the Synapsid subclass of animals, which includes organisms that descended from the last common ancestor of mammals and related extinct groups. Archosaurs and sauropsids are reptilian groups, while anapsids are a type of amniote that lacked temporal openings in their skulls. Pleiosaurs were a group of extinct marine reptiles.

Both Existing Mammals and Extinct Mammal-Like Groups Are