627 



both above and below ; the two holes leading to a common venous sinus, which opens upon 

 the inner surface between the squamous and petrous portions. The mastoid forms a short 

 angular ridge applied to the base of the long paroccipital process. Only a very narrow strip 

 of the squamous part of the temporal enters into the formation of the walls of the cranial 

 cavity between the parietal, alisphenoid and petrosal. The lacrymals are noticeable for the 

 large size of their facial and orbital portions. 



Mus. South. 



3540. Longitudinal sections of a molar tooth of the upper jaw of a Cow (Bos Taurus), 

 to show its structure. One section is polished. 



Presented by Sir Eoerard Home, Sort. 



3541. A transverse section of a molar tooth of the upper jaw of a Cow (Bos Taurus}. 



Hunterian. 



3 s 4:2. The skeleton of the Zebu, an Indian humped variety of the Ox (Bos Taurus'). 



The vertebral formula is: 7 cervical, 13 dorsal, 6 lumbar, 4 sacral, and 15 caudal. 



Purchased. 



3^43. A pair of small horns of an Indian variety of Ox (Bos Taurus'). Hunterian. 



3 844. The frontlet and horns of the Gyall, a wild species of Indian Ox (Bos fron- 

 falis). Hunterian. 



Genus Bubalus. 



3->4o. The skull, with the dried skin and horns, of the Cape Buffalo (Bubalus Coffer). 



Hunterian. 



3846. The frontlet and horns of the Cape Buffalo (Bubalus Coffer). Hunterian. 



3847. The frontlet and horns of the Cape Buffalo (Bubalus Coffer). Hunterian. 



3 S 48. The frontlet and horns of the Arnee Buffalo (Bubalus Arnee}. 



From India. 



Presented by Dr. Buchan. 



3849. The skull of an Indian Buffalo (Bubalus i adieus). 



The horns spring out above and anterior to the superoccipital ridge, which is formed exclu- 

 sively by the superoccipital element. The apex of the parietal extends upon the back part of 



4L2 



