222 



LEIDY'S OSTEOLOGY OF THE HEAD OF HIPPOPOTAMUS. 



Admeasurements of the dentition from the specimen of an adult male sJcull. 



Length of upper molar series, . . . . . 



" lower " " 



" upper true molar series, . . . . 



" lower " « « . . . . 



" exserted portion of upper canines externally, 



" " " lower " anteriorly, 



" " " upper mid incisors, 



" " " " lateral incisors, 



" " " lower incisors, 



Admeasurements of the Skeleton exciting the Head. 



Length of spinal column following its curvatures along the summits of the spinous processes, 

 Length of neck, .... 

 " back, .... 

 Breadth of atlas, .... 

 Length of first dorsal spinous process, 

 " third " " " 



first rib, 

 seventh rib, 



last "... 



transverse process of third lumbar vertebra, 

 sacrum and tail, 



sternum to end of ensiform cartilage, 

 scapula, 



• at base. 

 Length of os humeri. 

 Circumference of os humeri at middle, 

 Length of ulna, .... 

 radius, 

 first toe, 

 second toe, 



third "... 

 fourth " ... 



first metacarpal bone, 

 second " " . 



third, 

 fourth, 

 Breadth of carpus. 



Length of anterior extremity from head of os humeri to end 

 Length of innominatum, 

 Breadth of ilium, . . . 



Distance between the anterior inferior spinous processes of the latter, 

 Length of os femoris, ...... 



If 

 II 

 u 

 u 

 II 

 ti 



Breadth of 



(( 

 ec 



ti 

 u 

 cc 

 II 

 ti 

 ft 

 ii 



of second toe, following its flexures, 1 



1 



Inches. 



lanes 



6 



3 



6 



6 



3 



3 



3 



3 



1 



9 



3 



7 





6 





7 



1 



5 



Feet. 

 4 



Inches. 



6 



7 

 10 



5 



6 



3 



11 



51 

 lU 

 91 

 H 

 10 

 4 

 9| 

 6i 

 51 

 7 

 6^ 

 5 

 2i 



U 



2i 



3 



lU 



11 



