Hector.— if o^es on New Zealand Whales, 



263 



constriction or ascent in the lower profile, the vertical diameter decreasing 

 from 4 feet 3 inches at one foot before dorsal to 3 feet. 



Pectoral extremity, length 

 „ ,, width 



Vertical diameter at point of beak 



angle of gape 



a 



>> 



» 



» 



J> 



>J 



J? 



J> 



J) 



blow-hole and anterior of eye 

 anterior of pectoral fin 

 6 feet 



10 

 12 

 14 



?> 



5> 



5? 



Width between pectoral extremities 



Skeleton 

 Length, total 



^KUll . . t • • * • • • 



Length of beak from notch 



>> 



>j 



hole 



Ft. In. 



1 6 



6 



3 



10 



1 2 



2 4 



3 



4 

 2 

 1 

 



2 

 3 



7 

 8 

 9 



1 1 



15 

 2 

 1 

 1 

 



9 

 5-5 



7 

 10 

 6-5 



11 



7 

 Kight side of blow-hole has a 



from anterior of blow 



Width at notch 



Orbital width 



Height of occiput 



Nasal septum slightly to the left side 



larger area for receiving the valve than the left. Nasal crest overhanging the 



blow-hole j height, 3 inches. Mesorostral canal solid. Intermaxillaries much 



elevated. Seven cervical vertebrae, of which four or five are united. Ribs, 



ten. The first rib appears to articulate by its head with the last cervical, 



while the first seven articulate both with the lateral processes and with the 



centrum j the last three with the tips of the lateral processes alone. 



Dorsal vertebrae, ten ; pre-lumbar vertebrae, twelve ; the posterior of the 

 eleventh carrying the first chevron bone. Post-lumbar vertebrae, three ; the 

 third having the first fully developed chevron process. Caudal vertebrae, 

 sixteen j the last seven of which are without processes, and the first three of 

 which have short lateral processes. 

 Total number of vertebrae : — 

 v^er vicai ..« ••• ••• ••• ••• ••• i 



X/Orsai .,( ,,, ,,, ».. *•• ••• iv 



j^umoar *.. ,.• ••• ••• ••• ••• i-O 



Caudal ... ... ... ... * ... ... 16 



48 



