12 



VETERINARY OBSTETRICS. 



voluminous than in the mare. The iliac concavity not 

 so wide, and is more vertical than in the mare. 



The ischium is thinner, but has a wider surface, is 

 more curved from before to behind, and from side to 

 side; while the Ischiatic spine is prominent and thin. 

 There are three tuberosities on the postero-external 

 angle. 



The pubis is wide and thin ; the upper face is very- 

 concave, and on its inferior face it has no channel. The 

 foramen ovale is large. There is earlier ossification 

 of the symphysis than in the mare. 



The sacrum is longer, more curved and voluminous. 



Fig. 3. 



Pelvis of the Sheep. 



A, Ilium; B, Pubis; C, Ischium; D, Foramen Ovale; E, Cotyloid Cavity. 



The caudal vertebrae are stronger and more 

 tuberous ; sixteen to twenty in number. 



'Wi^ pelvis of the Sheep and Goat resembles that of 

 .the Cow, although, on the whole, it is more horizontal 

 and longer. 



In the Bitch and Cat, the lateral diameter is 

 greater before than behind. The ilium is almost 



