Appeared when_____
Late Triassic
_____ bones are absent in skull
Tabular
_____ are large and separated by ——
Occipital condyles
Grove
A well developed ______ between the _____ and _____ bones
Jaw articulation
Dentary
Squamosal
The _____ of the orbit is _____
Medial wall
Orbit
The cheek teeth are _______ and includes _____ and _____
Double rooted
Premolars
Molars
Precise _____ (contact) of _____
Occlusion
Cheek teeth
The possess a _____ type of dentition
Diphyodont
_____ is reduced
Mandibular symphysis
Closely joined
Derived features of soft tissues include
Manage glands with nipples
Viviparity
Separate anal and urogenital opening
Digastricus muscle lowers the jaw