Mk. W. H. FLOWER ON THE OSTEOLOGY OF THE SPERM-WHALE, 
PLATE LVIL. 
Oo 
bo 
— 
Cranium of a young male Cachalot from Tasmania, presented (as were all the other 
specimens from which these figures were taken) to the Museum of the Royal College 
of Surgeons by W. L. Crowther, Esq. The animal was supposed by the whalers to be 
about ten months old, 
Scale 4. 
Fig. 1. Upper surface. 
Fig. 2. Lower surface. 
ty. tympanic bone. aon. antorbital notch. 
The other letters as in the former Plates. 
PLATE LVIII. 
Vertebral column of the skeleton of the Tasmanian Cachalot, seen from above. 
Scale 315. 
PLATE LIX. 
Vertebral column and chevron bones of the same skeleton, seen from the side. 
fourth and fifth chevron bones were missing, 
Scale =}. 
PLATE LX, 
Fig. 1. Hyoid bones of the same skeleton. 
sh. stylohyal. bh. basihyal. th. thyrohyal. 
Scale 54. 
Fig. 2. First rib of the right side of the same skeleton. Anterior view. 
Scale +45. 
Fig. 3. Sternum of the same skeleton. External surface. 
Scale 5. 
Fig. 4. The same. Side view. 
Scale +45. 
Figs. 5, 6. Two views of the pelvic bone of the same skeleton. 
Scale 4. 
Figs. 7, 8. Two other pelvic bones of Tasmanian Cachalots, referred to at p. 365, 
Scale 4. 
PLATE LXI. 
Fig. 1. Bones of the anterior extremity of another Cachalot, from Tasmania. 
Seale 4. 
h. humerus. r. radius. - 
u. ulna. 0, olecranon. 
The 
