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TRANSACTIONS 



AMERICAN PHILOSOPHICAL SOCIETY 



IIKLD AT PHILADELPHIA, 



FOR PROMOTING USEFUL KNOWLEDGE. 



VOL. XIV.— NEW SERIES. 



PART 1. 



Article I.— Synopsis of the Extinct Batrachia and Beptilia of North America. 



By Edward D. Cope. 



PUBLISHED BY THE SOCIETY, 



AND COB SALE r.V 



HENEY C LEA, PHILADELPHIA; 

 N. TEUBNEE & 00., 60 PATEENOSTEE EOW, LONDON. 



PRISTTED 1!Y M'CALLA & STAVKLY. 



1870. 



V 



