Sinclair: typotheria of the santa cruz beds. 
83 
Measurements. 
Skull, maximum length ...... 
“ greatest width across arches just anterior to 
glenoid fossa ....... 
Skull, interorbital width ...... 
“ least width of brain case .... 
“ height of occiput ...... 
“ width of occiput ...... 
Palate, length from alveolus of U to palato-narial 
border, along median line ..... 
Palate, width at Ml ...... 
Mandible, approximate length including Iy 
“ depth at Py . 
“ “ “ posterior margin of My 
“ “ below condyle ..... 
Upper dentition, length U-Ml .... 
“ “ “ Pi-Mi on alveolar border . 
“ “ “ M-— M-^- “ “ “ 
Ii, width at alveolar border ..... 
II, antero-posterior diameter ..... 
“ transverse “ . 
I-, antero-posterior “ 
“ transverse “ 
C, antero-posterior “ 
“ transverse “ 
P-, antero-posterior “ 
“ transverse “ 
P-, antero-posterior “ 
“ transverse “ 
P-, antero-posterior “ on triturating surface 
“ transverse “ “ “ “ 
PI, antero-pOsterior “ “ “ “ 
“ transverse “ “ “ “ 
Ml, antero-posterior “ “ “ 
“ transverse “ “ “ “ 
Ml, antero-posterior “ “ “ “ 
“ transverse “ “ “ “ 
Ml, antero-posterior “ “ “ “ 
“ transverse “ “ “ “ 
Lower dentition, length Iy-M 3 . . . . 
“ “ “ Py-My on alveolar border . 
“ “ “ My-My “ 
Iy, width of crown at alveolar border 
7 (( a u ( < t( (( 
± 2 , * 
No. 
I 5i54 2 - 
.118 
.070 
•037 
.0275 
.021 
.045 
.0675 
.0245 
.104 
.0165 
.0255 
.055 
.062 
.041 
.0225 
.008 
.002 
.0019 
.0018 
.0016 
.0021 
.0022 
.003 
.0025 
.0041 
.0034 
.006 
.004 
.0065 
.0042 
.008 
.005 
.007 
.0049 
.0079 
.0044 
•0595 
.0386 
.023 
.005 
.0044 
