Sinclair: marsupialia of the santa cruz beds. 
393 
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Eleventh dorsal, width across prezygapophyses 
Twelfth “ length of centrum . 
“ “ width of posterior face of centrr 
“ “ depth “ “ “ “ 
width across prezygapophyses 
height, including neural spine 
length of centrum . 
width across prezygapophyses 
“ “ height, including neural spine 
First lumbar, length of centrum 
“ “ width of posterior face of centrum 
“ “ depth “ “ “ “ “ 
“ “ width across prezygapophyses 
“ “ height, including neural spine 
Sixth lumbar, length of centrum 
“ “ width of anterior face of centrum 
“ “ depth “ “ “ “ “ 
width across prezygapophyses 
“ “ transverse processes 
First sacral, length of centrum . 
“ “ greatest width across auricular processes 
Scapula, length ..... 
“ width of neck .... 
“ antero-posterior diameter of glenoid cavity including 
“ transverse “ “ “ “ 
Humerus, length ..... 
“ width of distal end . 
Radius, length exclusive of distal epiphysis 
“ antero-posterior diameter of head . 
“ transverse “ “ “ 
“ width of distal end 
Ulna, length, exclusive of distal epiphysis . 
“ width at lower margin of sigmoid cavity 
Femur, length ...... 
“ width of proximal end . 
“ “ “ distal end 
Tibia, length ...... 
antero-posterior diameter of proximal end 
“ transverse “ “ distal “ 
Fibula, length ....... 
antero-posterior diameter of proximal end 
“ transverse “ “ distal “ 
Pelvis, length 
“ greatest width of ilium .... 
“ antero-posterior diameter of acetabulum . 
“ transverse “ “ “ 
corac 
oid process 
•034 
.019 
.0164 
.0104 
.032 
.0275 
.020 
.027 
.0275 
.021 
.016 
.0125 
.028 
.031. 
.022 
.017 
.0125 
.026 
.045 
.018 
.038 
.102 
.018 
.0228 
.0135 
.112 
•033 
.0785 
.0087 
•0135 
.013 
.0995 
.0195 
.1255 
.030 
.024 
.1 16 
.0215 
.012 
.1095 
.014 
.0115 
.123 
.0275 
.0155 
.0145 
