12 



BOVINE OBSTETRICS 



ively cotyledons, are situated about the internal opening of the 

 os uteri (orijicium uteri internum), a placenta prsevia — so 

 termed because it is first detected on exploring the cavity — is 

 formed (Franck). Besides the larger follicular masses (cotyle- 



p^ -„ - : ; 





, ^^m& 



Fig, 

 Maternal placenta 



3. — Pregnant Uterus, with Cotyledons. 



b, icr\ Leal canal ; «-, placenta pree\ La, or accessor; col j Lotions. 



dons), one also finds a number of mulberry-like prominences 

 of the same structure as the placentas uterinee, and which are 

 also capable of executing the functions of the cotyledons. For 



