CONTENTS. 



in 



Pterodactylus (sp. inc.) atlas and axis 



Sup. III. 



Page 6 



„ „ cervical vertebrae 





7 



„ „ caudal vertebrae 





8 



„ „ sternum 





11 



,, „ humerus 





13 



„ „ carpal bones 





17 



,, „ ungual phalanx 





19 



Order — SAUROPTEPYGIA.* 







Polyplychodou interruptus . 





20 



„ „ cranium and teeth 





5J 



„ „ cervical vertebrae 



?) 



22 



„ „ atlas and axis 





24 



Plesiosaurus planus 



Sup. IV. 



2 



„ „ vertebral centrum . 



j? 



)J 



Plesiosaurus Bernard] 





7 



„ „ cervical vertebras 





>i 



Plesiosaurus neocomiensis . 



• >: 



11 



„ „ cervical vertebrae 





)) 



Plesiosaurus latispinus 



' 3> 



14 



„ „ cervical and dorsal vertebrae 





}J 



„ „ ilium and coracoid 



' !1 



iJ 



'■• The Enaliosuv.ria of Conybeare were divided into two orders, ' Sauropterygia ' and ' Ichthyopte- 

 rygia,' in a " Memoir on the Classification of Recent and Fossil Reptilia," in the 'Reports of the British 

 Association,' 1859, on the grounds therein assigned, pp. 159, 160. 



