SINCLAIR : TYPOTHERIA OF THE SANTA CRUZ BEDS. 
35 
No. 
No. 
No. 
No. 
15,828. 
9565 - 
15, 59 8 - 
915.9 
Skull, least width of brain case 
“ height of occiput .... 
“ width of occiput .... 
.0175 
.021 
.0425 
•0155 
.020 
.044 
.017 
Palate, length ..... 
.070 
.067 * 
.0615 
“ width at Mi .... 
Mandible, length including Iy 
.0245 
.100 
.021 * 
. IOI 
.0235 
“ depth below Py 
.0176 
.016 
.0166 
“ “ “ posterior margin of 

.0293 
.027 
.0255 
Upper dentition, length Ii-Mi 
.063 
.060 
•0575 
.058 
“ “ “ Pi-Mi on alveolar 
border ...... 
.045 
.042 
.0405 
•0395 
Upper dentition, length Mi-Mi on alveolar 
border ...... 
.0245 
.023 
.0225 
.021 
P-, width ...... 
.0056 
.0067 
.007 
“ greatest transverse diameter 
.0034 
.0026 
.0023 
Ii, width ...... 
.005 
.0055 
.005 
.005 
“ greatest transverse diameter 
.0027 
.0024 
.002 
.002 
Ii, width ...... 
.0055 
.0055 
•0053 
.0052 
“ greatest transverse diameter 
.0027 
.0026 
.0023 
.002 
C, width ...... 
.005 
.005 
.005 
.005 
“ greatest transverse diameter 
.003 
.0022 
.0022 
.002 
Pi, antero-posterior diameter just above 
triturating surface .... 
.005 
.005 
.005 
.004 
“ transverse diameter in same plane 
.003 
.0027 
.0028 
.0025 
Pi, antero-posterior diameter just above trit- 
urating surface ..... 
.0058 
.0055 
.0053 
.0045 
“ greatest transverse diameter in same plane. 
.004 
■0037 
•0035 
.0035 
Pi, antero-posterior diameter just above trit- 
urating surface ..... 
.0065 
.006 
.006 
.0055 
“ transverse diameter in same plane 
.0045 
.0045 
.004 
.004 
Pi, antero-posterior diameter on triturating 
surface externally .... 
.006 
.006 
.0055 
.0048 
“ transverse diameter at widest part 
.005 
.0045 
.0045 
.0045 
Mi, antero-posterior diameter on triturating 
surface externally .... 
.0088 
.008 
.008 
.0075 
“ transverse diameter at widest part 
.0058 
.005 
.0054 
.0052 
Mi, antero-posterior diameter on triturating 
surface externally .... 
.0085 
.0073 
.0073 
.0065 
“ transverse diameter at widest part 
.005 
.005 
.0045 
.0048 
Mi, antero-posterior diameter on triturating 
surface externally .... 
.008 
.0075 
.0066 
.0065 
“ transverse diameter at widest part 
.0045 
.0045 
.004 
.004 
* Approximate. 
