272 



1257- The extremity of the core of the horn of an Aurochs (Urus priscus). 



" From Stonesfield, Oxfordshire.'' No doubt from the superficial 

 gravel or drift. Hunterian. 



1258. A fragment of the cranium, with the bony core of the left horn, of a young 



or female Urus priscus. 



From the drift or freshwater pleistocene constituting the brick-earth : 

 locality unrecorded. Hunterian. 



The following specimens, from No. 1259 to 1327 inclusive, principally if not 

 altogether belonging to a species of Urus, are from the cavernous fissures at 

 Oreston, Plymouth, and were presented by Joseph Whidbey, Esq., F.R.S., Civil 



Engineer. 



1259. A portion of the calvarium, with the base of the core of the left horn, of 



a young Aurochs (U?-us priscus). The advanced position of the horn, 

 which gives the subgeneric character, is fortunately well demonstrated in 

 this specimen. 



1260. The left horn-core of a younger individual of the Urus priscus. 



1261. A fragment of the right ramus of the lower jaw, with three anterior molar 



teeth, of the Urus priscus. 



1262. Anterior part of right ramus of the lower jaw, with the first and second 

 molar teeth, of the Urus priscus. 



1263. A portion of the posterior part of the right ramus of the lower jaw of the 



Urus priscus. 



1264. A fractured vertebra dentata of the Urus priscus. 



1265. A fractured vertebra dentata of the Urus priscus. 



1266. The third cervical vertebra of the Urns priscus. 

 1267- The sixth cervical vertebra of a young Urus priscus. 



1268. The fourth dorsal vertebra of a young Urus priscus : the epiphysial arti- 



cular surfaces have been detached from the body. 



1269. An eighth dorsal vertebra of the Urus priscus. 



