99 



1854. Dumeril et Bibron. Erp6tologie G6nerale. Tome vii, part 1, 

 OpMdta Asinea; part 2, Veuomous Serpents. Tome ix, Batra- 

 chia Urodela. Tome x, plates. 



1854. LeConte, J. Catalogueof the North American Tesi7/(?inaia. Por- 



ceedings of Philadelphia Academy, vol. vii. 



1855. Gray. Catalogue of the Shield Eeptiles in the British Museum. 



London. 



1857. Agassiz. Contributions to the Natural History of the United 



States, part ii. North American Testudinata, p. 233. 



1858. Gray. On the Classification of the Old World Salamanders. 



Proceedings of the Zoological Society, London, p. 235. 

 1858. Giinther. Catalogue of the Colubrine Serpents in the British 

 Museum. London. 



1858. Giinther. Catalogue of the Batrachia Salientia in the British 



Museum. London. 



1859. Cope. Catalogue of the Venomous Serpents. Proceedings of the 



Academy, Philadelphia, 1859, p; 330. 



1860. Owen. Paleontology. London. (Arrangement of Extinct Eep- 



tiles.) 



1863. Jan. Elenco Sistematico degli Ofidi Descritti e Disegnati per 



I'Iconografia Generale. Milan. 



1864. Cope. Characters of the Higher Groups of Eeptilia Squamata. 

 ' Proceedings of the Academy, Philadelphia, p. 224. 



1864. Giinther. Eeptiles of British India. Eay Society. 



1865. Cope. Sketch of the Primary Groups of Batrachia Salientia 



Natural History Eeview. London. 



1866. Cope. On the Arciferous Anura and the Urodela. Journal of 



the Academy of Natural Sciences, Philadelphia. 



1867. Cope. On the Families of the Eaniform Anura. Journal of the 



Academy, Philadelphia, p. 189. 



1867. Giinther. Contribution to the Anatomy of ^<»*^ena. Philosophi- 

 cal Transactions. 



1869. Cope. Synopsis of the Extinct Batrachia, Eeptilia, and Aves of 

 North America. Transactions of the American Philosophical 

 Society, vol. xiv. 



1869. Cope. A Eeview of the Species of Pletliodontidae and Desmogna- 



tliidae. Proceedings of the Academy, Philadelphia, p. 93. 



1870. Cope. On the Homologies of some of the Cranial Bones of the 



Eeptilia, and on the Systematic Arraugemeut of the Class. 

 Proceedings of the American Association for the Advance- 

 ment of Science, p. 194. Cambridge. 



