SYSTEMATIC INDEX. 



[Existing species are denoted by an asterisk, and doubtful 

 genera and species by two asterisks.] 



Page 



Archosaurian Branch 1 



Order ORNITHOSAUEIA 2 



Suborder PTERANODONTIA 3 



Suborder PTEROSAURIA 3 



Family PTEHODACTYLID^E 3 



Ptenodracon brevirostris 4 



Pterodactylus antiquus 5 



kochi 6 



pulchellus 7 



spectabilis ........ 7 



rhamphastinus 8 



■ longicollum 9 



Cycnorhamphus suevicus 10 



Family uncertain , , 10 



Ornithochirus compressirostris .... 11 



cuvieri 12 



(?) giganteus 12 



** diomedius 13 



** hlavatschi 14 



sedgwicki 15 



fittoni 15 



(?) simus 16 



daviesi 23 



** nobilis . . . , 24 



** (?) clifti 25 



