OOLITIC GROUP. 81 



Pterodadylus Bucklandi, (hcen. Teleosaurns brevior, (hceu. 



macronyx, Owen. asthenodeinis, Owen. 



Steneosaarus brevirostrmn, Goldf. Cadomensis, Geoff. 



Streptospondjlos Cavieri, Oaen. Chapmanni, Ktettig. 



Ma30[ALIA. 



Amphitheriom Broderipii, Owen. Fhascolotherimn Backlandi, Owen. 

 Prevostii, Owen. 



« Copies <rf Mr. Hawkiiu' 'Book of the Great S<« Dragons,' containing tturty litho- 

 graphic plates of the remains of the Ictkyotauri and Plenosauri from the Lias of Somerset, 

 Ac, maj be obtained of Mr. Tennant, (149, Strand,) who has prepared a series of labels, 

 so that each plate may be referred to the original specimens in the cases of the British Mn- 

 senm. Further information on this subject may be obtained from the ' Bridgewater Treatise,' 

 by Dr. Bnekland, and Professor Owen's ' Beport on British Fossil Reptiles,' (Bep. Brit. 

 Assodatian.) 



From Mr. Tennant may also be obtained, a fine Cast, in Plaster of Paris, of that interesting 

 Fossil Saorian, the PUtiotwaiu dolwkoieir\u. The original specimen of the oniqne skeleton 

 of this species of Flesiosanms, now in the British Moseiun, was obtained from the Lias, near 

 Glastonboiy, and is described and figured in the ' Bridgewater Treatise,' by Dr. Bockland, 

 (ToL ii pL 17). 



The Cast, monnted on a strong wood frame, measoring 6 ft. 3 in. in length, by 3 ft. 4 in. in 

 width, is well adapted for Scientific and Prorincial Moseoms, as eihibitins the remarkable 

 ehaiacten and peculiarity of stnietnR of this lingiilar Beptile. 



