Question

---- was a mammal like reptile with snail like structure on its back

Answer 1

The synapsids are reptiles with snail-like skin and were like a mammal.

They are paraphyletic grade but generally termed as non-mammals.

They could erect themselves and had hairs too.

They usually looked like lizards of today being much more significant and gradually got extinct.

They are also called mammal-like reptiles.