182 Mr. H. G. Seeley 07i a neio Species o/" Plesiosauriis 



quarry, in the Isle of Purbeck, and are from the cervical and 

 pectoral regions. 



Cervical vertebra of Plesiosau7-us winspitetisis, nat. size. 

 Portland Oolite, Winspit, Purbeck. 



