scott: toxodonta OF THE SANTA CRUZ beds. 227 
The measurements of the skeleton are nearly all taken from a single 
individual, No. 15,131, missing parts supplied from other specimens. 
Measurements. 
Atlas, length .... 
•037 
Penult, thoracic, length of centrum . .029 
“ height (dors. -vent.) . 
•043 
width of ant. face . .027 
Axis, length inch odontoid . 
.044 
height, inch spine . .046 
“ “ excl. 
.030 
Lumbar 1, length of centrum 
. .028 
“ width of anterior face 
.056 
“ width of ant. face 
. .022 
“ of posterior face 
.022 
“ height, inch spine 
. .050 
“ height, inch spine 
.049 
Lumbar 2, length of centrum 
. .031 
Cervical 3, length of centrum 
.018 
“ width of ant. face 
. .023 
“ width of ant. face 
.019 
“ height, inch spine 
• .050 
“ height, excl. spine 
•034 
Lumbar 3, length of centrum 
. .032 
“ “ “ inch “ 
.040 
“ width of ant. face 
• -025 
Cervical 4, length of centrum 
.018 
Sacrum, length in med. line 
. .184* 
“ width of anterior face 
.022 
Sacral 1, width of ant. face. 
• - 035 * 
“ height, inch spine 
.041 
“ “ “ over pleurap. 
• .103* 
Cervical 5, length of centrum 
.019 
Sacral 6, width of post, face 
. .030* 
“ width of anterior face 
.022 
“ “ depth (dors. 
-vent). .015* 
“ height, excl. spine 
•033 
Scapula, length . 
.I99f, .190 
“ “ “ inch “ 
■043 
greatest width 
.io8f 
Cervical 6, length of centrum 
.018 
width of neck 
.046 f, .040 
“ width of anterior face 
.022 
“ glen. cav. (trans.). 
.025f, .024 
“ height, inch spine 
•043 
Humerus, length from head. 
.165*, .163 
Cervical 7, length of centrum 
.020 
“ “ “ ext. tuber. 
.180*, .175 
“ width of anterior face 
.022 
proximal width . 
.050* 
“ height, excl. spine 
.031 
“ “ thickness 
.059*, .061 
Thoracic 1, length of centrum 
.019 
distal width over epi- 
“ width of anterior face 
.023 
condyles 
.051*, .051 
“ “ over trans. proc. 
.067 
Humerus, distal width of trochlea .039*, .040 
Thoracic 4, length of centrum . 
.025 
Ulna, length .... 
. .198 
“ width of anterior face 
.020 
“ of olecranon . 
• .065 
“ “ over trans. proc. 
.044 
“ width at sigmoid notch 
. .024 
“ height, inch spine 
.103 
“ distal width 
. .010 
Thoracic 7, length of centrum . 
.028 
“ thickness. 
• -0135 
“ width of anterior face 
.025 
Radius, length . . . . 
. .146 
“ “ over trans. proc. 
P.042 
proximal width 
. .024 
“ height, inch spine 
.088 
thickness. 
. .016 
Thoracic 9, length of centrum . 
.025 
“ distal width 
• -033 
“ width of anterior face 
.021 
“ thickness 
. .019 
“ height, inch spine 
.068 
* No. 15,966. 
f No. 15,004. 
