108 STUDIKS OF TASMANIAN CETACEA, 



rod is sloped to touch both jaws. The following notes 

 upon the skeletons of the adult sexes will ■ aid the stu- 

 dent in the determination of fragmentary elements, and 

 ©yen single bones. 



COMPARATIVE CERVICAL VERTEBRA. 



Measurement Made. Male. Female. 



in. in. 



Width across the processes of the axis 6| ... 6i 



Total length of cervical series 3J ... 3^ 



Width across centrum of cervical No. 7 2| ... 2 



Vertical measurement of same 2| ... I5 



DORSAL VERTEBRA. 



Measurement Made. Male. Female. 



in. in. 



Greatest height of dorsal No. 6 along angle 



subtended by the spine 5f ... 5| 



Across diapophyses of same 5^ ... 4| 



LUMBAR VERTEBRAE. 



Measurement Made. Male. Female. 



in. in. 

 Total length of lumbars, 6, 7, 8, 9, 10, 11, 



12, 13, 14 ... 15i ... 12i 



Greatest width aqross diapophyses 12^ ... 9J 



Greatest height of neural spine 6| ... 65 



Greatest length of body of vertebra If ... 1^ 



SCAPUL/E. 



Measurement Made. Male. Female. 



in. in. 



Grea»tesfc seapular height 7-^ ... 6i 



G-ifiea-test: SfCiapuiar width 12 ... 8| 



ARM BONES. 



Measurement Made. Male. Female. 



in. in. 



Length of humerus 3| ... 3| 



Length of radius 4J ... 4^ 



Length of ulna (including the olecranon pro- 

 cess) 3J ... 3| 



Width of radius and ulna (distal) 3| ... 3^ 



Vertebral formula. Cervicals 7, the first two fiisedi 

 to. extinctioai in all skeletons handled by us. Dorsals IS. 

 Lumbars 17. Candals 28. Total 65. Ribs 13 paii-s, five 

 of which reach the sternum, which latter is always in a 

 single piece. 



