14 



Iguanodontidae — Iguanodontidae, Cope, T. A. P. S., 



n. s., xiv, 91, 1869.^^ 



Hadrosauridae — Hadrosauridae, Cope, T. A. P. S., 



n. s, xiv, 91-98, 1869.^^ 



Order CKOCODILIA. 



(Crococlilia et Tliecodontia, partim, Owen, 1841.) 



Paeasuchia. 



Belodontidae . — Belodontidae, Cope, P. A. A. A. S., 



xix, 234, 1871 (name only).'*^ 



Amphicoelia. 



Teleosauridae — Teleosauindae, Cope, P. A. A. A. S., 



xix, 234, 1871 (name only). 



Goniopliolidldae — Goniopholis, Owen, etc. 



Procoelia. 



Thoracosauridae — Thoracosauvidae, Cope, P. A. A. A. 



S., xix, 235, 1871 (name only).^^ 

 Crocodilidae = Crocodilidae, Cope, P. A. A. A. S., 



xix, 235, 1871 (name only)."*" 



Order SAUPvOPTERYGIA. 



(Sauropterygia, Owen.) 

 % Placodontidae = Placodontidae, Cope, P. A. A. A. S., 



xix, 235, 1871 (name only).'' 



^* Iguauocloutidae, Huxley, Jonrn. Geol. Soc. London, 1870. 

 =^3 Hadrotsaiiridae, Huxley, Journ. Geol. Soc. London, 1870. 

 40 Thecodontia, Owen, pt. ; Cope, Tr. A. P. S., 1869, 32. 

 *^ Thoracosaurus, Leidy, Cope. 



■"= Crocodilidae + AUigatoiidae, Gray, + Gavialidae, Gray, + Holops and Tbecach- 

 ampsa, Cope, etc., Pr. A, A. A. S., xix, 235, 1871. 

 "•^ Placodus, Agass. 



