Question

What came before Dinosaurs?

Answer 1

Dinosaur:

1. Dinosaurs are a group of reptiles of the clade Dinosauria.
2. Dinosaurs appeared first during the Triassic period, 245 million years ago.
3. A group of reptiles called synapsids came before dinosaurs i.e. 298 million years ago.

Synapsids:

1. Synapsids lasted for 47 million years.
2. Synapsids were terrestrial vertebrates.
3. Synapsids were mammal-like and are now extinct.
4. Synapsids are extinct reptiles ancestral to mammals.
5. Examples: Dimetrodon, Moschops, etc.