PATAGONIAN EXPEDITIONS : PALAEONTOLOGY. 
Mandible, length of symphysis .... 
No 
15,04-6. 
•0345 
No. 15,170 
.036 
“ depth of horizontal ramus below anterior pre- 
molar ....... 
.010 
.012 
“ depth of horizontal ramus below posterior 
molar ...... 
pre- 
.0146 
.017 
“ depth of horizontal ramus below My . 
. 
.015 
.0205 
Upper dentition, length from median incisor to Ml 
. 
.0695 
.078 
“ “ “ of premolar series . 
• 
.025 
.025 
“ “ “ “ molar “ 
. 
.027 
.027 
Lower dentition, length from median incisor to My 
. 
.0695 
.072 
“ “ “ of premolar series . 
• 
.024 
.02 7 
“ “ “ “ molar series 
. 
.032 
.0314 
Upper lateral incisor, width of crown . 
« 
.002 
.002 
Upper canine, antero-posterior diameter at alveolar border 
.0075 
.009 
“ “ transverse “ “ “ 
a 
.005 
.0055 
Anterior superior premolar, antero-posterior diameter . 
.0055 
.005 
“ “ “ transverse “ 
.002 
.0022 
Median “ “ antero-posterior “ 
.0073 
.0065 
“ “ “ transverse “ 
.0026 
.003 
Posterior “ “ antero-posterior “ 
.0085 
.008 
“ “ “ transverse “ 
.0034 
.004 
Ml, antero-posterior diameter .... 
.0078 
.007 
“ transverse “ .... 
.005 
.005 
M— , antero-posterior “ .... 
.0086 
.008 
“ transverse “ .... 
.0065 
.0058 
Ml, antero-posterior “ .... 
.0086 
.0085 
“ transverse “ 
.0067 
.0066 
Ml, antero-posterior “ .... 
.003 
.003 
“ transverse “ 
.006 
.007 
Lower lateral incisor, width of crown . 
.0013 
.002 
canine, . antero-posterior diameter at alveolar 
border 
.007 
.008 
Lower canine, transverse diameter at alveolar border 
.0045 
.005 
Anterior inferior premolar, antero-posterior diameter 
.0055 
•0055 
“ “ transverse “ 
.0023 
.0025 
Median “ “ antero-posterior “ 
.0077 
.0085 
“ “ “ transverse “ 
.0028 
.003 
Posterior “ “ antero-posterior “ 
.008 
.009 
“ “ “ transverse “ 
.003 
•0035 
My, antero-posterior diameter .... 
.007 
.0065 
“ transverse “ .... 
.003 
.003 
M^, antero-posterior “ .... 
.0075 
.007 
“ transverse “ 
•0033 
.0033 
My, antero-posterior “ .... 
.0085 
.0082 
“ transverse “ .... 
.004 
.004 
