TELEOSATJEID^J. 113 



R. 1091. The corresponding portion of another cranium, apparently- 

 belonging to a different genus ; from Whitby. No history. 



R. 63. The imperfect cranial rostrum of a young individual ; from 

 Whitby. Purchased, 1881. 



R. 63 a. The mandibular symphysis of a young individual ; from 

 Whitby. Same history. 



R. 405. The anterior portion of the mandibular symphysis of a 

 young individual ; from Saltwick Bay, Yorkshire. 



Presented by 0. Westendarjp, Esq., 1884. 



47445. Several imperfect dorsal vertebrae and ventral scutes ; from 

 Whitby. Purchased, 1876. 



33105. Two larger imperfect dorsal vertebrae ; from Whitby. 



Purchased. About 1857. 



R. 65. An imperfect 6th or 7th dorsal vertebra ; from Boll. 



Purchased, 1881. 



B. Steneosaurine Group. 



The orbits directed frontally; the posterior nares short and 

 rounded, the middle line of the cranium much depressed, and the 

 supratemporal fossae in some instances very large. 



Steneosaurus latifrons (Owen *). 



Syn. Teleosaurus latifrons, Owen 2 . 



Rostrum comparatively wide and flattened ; frontals flat ; orbits 

 round, and not oblique ; premaxillae moderately expanded ; supra- 

 temporal fossae short and wide ; teeth about j|, large. 



Hab. Europe (England). 



The type specimen is from Northamptonshire, and is said to be 

 from the Great Oolite, but from the evidence of the following 

 specimen its horizon may be lower. 



47171. The nearly entire skull, together with thirteen associated 

 imperfect dorsal vertebrae and four dorsal scutes ; from 

 the Upper Lias of Northamptonshire. This specimen 

 accords so exactly with the type cranium figured in 



1 British Fossil Keptilia, \ol. iii. p. 141 (no date). — Teleosaurus. 



2 Log. cit. 



