TELEOSAUMD^, 



121 



riorly the specimen is broken off at the commencement of 

 the premaxillary expansion, which appears to have been 

 well marked ; the dental alveoli are arranged in a straight 

 line ; and the premaxillge are more elongated than in 

 T. cadomensis. Morris Collection. Purchased, 1862. 



R. 236. A slab of sandstone, showing the damaged upper surface of 

 the anterior half of a similar rostrum ; from Stonesfield. 

 ' Egerton Collection. Purchased, 1882. 



Teleosaurus subulidens, Phillips 1 . 



It will be convenient to take as the type the mandible represented 

 in Phillips's ' Geology of Oxford/ p. 195, fig. 55, since some of 

 the teeth represented in fig. 42 of the same under this name may 

 belong to the preceding species. 



Of larger size than T. geoffroyi, the width of the type mandibular 

 symphysis at the extremity of the splenial being 0,050 ; the number 

 of the teeth in each ramus is estimated by Phillips at 35 or 36. 

 "Whether the present form be anything more than the adult of the 

 preceding cannot yet be determined. 



Hah. Europe (England). 



R. 236 a. The posterior portion of the mandibular symphysis, show- 

 ing several broken teeth; from the Stonesfield Slate of 

 Stonesfield, Oxfordshire. The diameter at the anterior 

 extremity of the splenial is 0,040. 



Egerton Collection. Purchased, 1882. 



33124. The posterior portion of the symphysis of a larger mandible ; 

 from Stonesfield. The diameter at the end of the splenial 

 is 0,056. Purchased. About 1857. 



Of the following specimens some may belong to the present 

 and others to the preceding form. 



28611. Eive teeth ; from the Stonesfield Slate of Eyeford, Gloucester- 

 shire. These resemble the specimens figured by Phillips, 

 op. Git. fig. 42 (6, 7). Purchased, 1853. 



48041. Two teeth; from Stonesfield. 



Presented by Sir B. Otuen, K.C.B., 1860. 



1 'Geology of Oxford,' p. 194 (1871). 



