GONIOPHOLIDIDJE. 85 



Oweniasuchus major (Owen 1 ). 



Syn. Brachydectes major, Owen 2 . 



Of considerable size, the length of the mandibular ramus being 

 0,235. 



Hob. Europe (England). 



The folloiving specimens were obtained from the Middle PurbecJc of 

 Durdlestone Bay, Swanage, Dorsetshire, and belong to the 

 BecMes Collection. Purchased, 1876. 



48304. The left ramus of the mandible. The type specimen ; figured 

 {Fig.) by Owen in his ' Wealden and Purbeck Eeptilia ' (Mon. 

 Pal. Soc), suppl. ix. pi. i. fig. 2. 



48287. Slab showing anterior part of a mandibular ramus, vertebrae, 

 imperfect limb-bones, and scutes. 



48313. Slab with the right dentary portion of the mandible, de- 

 tached teeth, imperfect limb-bones, and scutes. 



48284. A large slab containing a considerable part of a skeleton 

 apparently belonging to this species. The mandibular 

 symphysis and part of the cranium proper are shown. 



The following specimens are 'provisionally referred to the present form. 

 48315. Slab containing limb-bones, vertebras, and scutes. 

 48291. Slab with scutes and broken bones. 



Oweniasuchus minor (Owen 3 ). 

 Syn. Brachydectes minor, Owen 4 . 



Founded upon a mandibular ramus of much smaller size than the 

 type of the preceding species, and showing characters which are 

 regarded by its describer as of specific value. 



Hah. Europe (England). 



48328. The left ramus of the mandible ; from the Middle Purbeck 

 (Fig.) of Durdlestone Bay, Swanage, Dorsetshire. The type 



specimen ; figured by Owen in his ' "Wealden and Purbeck 



Reptilia/ suppl. ix. pi. i. fig. 3. 



Beckles Collection. Purchased, 1876. 



1 Wealden and Purbeck Eeptilia (Mon. Pal. Soc), suppl. ix. (1879). — 

 Brachydectes. a Loc. cit. 



3 Loc. cit. p. 5. — Brachydectes., 4 Loc. cit. 



