Appeared in the ______
Permian
Arose with the pelycosaurs from ______
Synapsids
The ___ became enlarged as the _____
Temporal opening,
As the temporal shield reduced/became lost
______also enlarged in the mouth part
Upper canines for predation
The girdles became modified and they had a more______
Upright limb posture
The ____ in the pelvic girdle became deep
Deep acetabulum
The ___ became in line with the _____
Jaw joint
Occipital
_____ became ___ in the leg part
Feet shortened
The ____ _____ formed within the ______
External Auditory meatus
Squamosal