34 



PATAGONIAN EXPEDITIONS: PALEONTOLOGY. 











No. 



No. 



No. 



No. 



gig6. 



15,799- 



9291- 



9270. 



Occiput, width at base . ..... 





.057 



.064 



Sagittal crest, length 











.097 



.108 



Zygomatic arch, length . 











.101 





Skull, width over zygomatic arches 











.123 



.125 



" interorbital width 











.080 



.085 



Nasals, length in median line . 











.054 





Mandible, length .... 









.223 



.214 





" height at condyle . 









.107 



.081 





" " " coronoid . 











.110 





" depth at m^ . 







•034 



.040 



•035 





" " P3 • • • 







.026 



.028 



.025 





" length of symphysis 







.048 



.040 



.045 





N. B. The apparent discrepancies in the tooth-measurements are due to the overlapping oi 



the teeth. 











No. 



No. 



No 





9196. 



15,799- 



9270 



Atlas, length 





.052 



.054 



" width over anterior cotyles 











■05s 



•053 



Axis, length of centrum .... 











?.044 



.044 



" width of anterior end 













.048 



" length of odontoid .... 











.017 





" width " " 











.0125 





Sth cervical, length of centrum . 











.028 





" " width of anterior face 











.021 





1st thoracic, length of centrum . 











.022 



.026 



" " width of anterior face 











.023 





" " " over transverse processes 











.062 





?4th lumbar, length of centrum 











•034 



.036 



" " width of anterior face . 











.025 



.023 



" " height to end of spine . 











.060 





?6th " length of centrum . 











•03 IS 



•034 



" " width of anterior face . 











.0265 



.024 



" " " over transverse processes 











.078 





Sacrum, length 











.128 





1st sacral, width of anterior face. 











.023 





Last sacral, length . . • . . 











.015 





" " width of posterior face . 











.0085 





Humerus, length from head 











.177 



.176 



" distal width over epicondyles 











.0425 



•043 



" width of trochlea 











.0265 



.027 



Radius, length ...... 











.171 





" width of proximal end . 











.026 





" distal end 



. 









.025 



.029 





