1. (noun) extinct mammal-like reptiles found inhabiting all continents from the mid Permian to late Triassic

• therapsida

1. (noun) extinct mammal-like reptiles found inhabiting all continents from the mid Permian to late Triassic

• animal order

1. (noun) extinct mammal-like reptiles found inhabiting all continents from the mid Permian to late Triassic

• chronoperates
• genus chronoperates
• cynodontia
• division cynodontia
• dicynodontia
• division dicynodontia
• protomammal
• therapsid

1. (noun) extinct mammal-like reptiles found inhabiting all continents from the mid Permian to late Triassic

• subclass synapsida
• synapsida