The orbito-sphenoids diverge only posteriorly, otherwise they are practically unpaired and form the median interorbital septum, which is very large in correlation with the extraordinary size of the eyeballs. [Please select]
0
; internarial area slightly depressed; top of head slightly convex; interorbital distance 3. [Please select]
0
; internarial area not depressed; top of head slightly convex; interorbital distance 4. [Please select]
0
_--Size small (see measurements); sagittal crest present but low; interorbital region relatively broad; teeth essentially as in _L. [Please select]
The broad interorbital flanges result in a relatively broad external interorbital distance. [Please select]
0
_--The interorbital region is more constricted in most species of the subgenus _Neotamias_ than in the subgenus _Eutamias_ and the genus _Tamias_. [Please select]
Do you have a better example in your mind? Please submit your sentence!