1) Animal order 2) Order therapsida 
Therapsida is a group of synapsids, and includes mammals and their ancestors. Many of the traits today seen as unique to mammals had their origin within early therapsids, including an erect posture. The earliest fossil attributed to Therapsida is Tetraceratops insignis from the Lower Permian. Therapsids evolved from pelycosaurs (specifically sphen...
[n] - extinct mammal-like reptiles found inhabiting all continents from the mid Permian to late Triassic
Therapsida The extinct mammal-like reptiles found inhabiting all continents from the mid Permian to late Triassic.
order Therapsida noun extinct mammal-like reptiles found inhabiting all continents from the mid Permian to late Triassic