LIST OF CONTRIBUTORS. 



29 



Cope, Edward D. Continued. 



Fifth contribution to the herpetology of tropical America. 



P '66, 317 



On Euclastes platyops. P '67, 31 



On Megaptera braziliensis. P '67, 32 



On Euclastes, a genus of extinct Cheloniidge. P '67, 39 



On Thoracosaurus brevispinus. P '67, 39 



On California reptiles. P '67, 85 



On eyprinoid fishes of Virginia. P '67, 95 



On fossil mammals from Maryland. P '67, 131 



On remains from eaves of Virginia. P '67, 137 



An addition to the vertebrate fauna of the Miocene period, 



with a synopsis of the extinct Cetacea of the United States. P 

 '67, 138 



On Post-Pliocene deposits of Maryland. P '67, 138 



On the genera of fresh-water fishes Hypsileps Baird and 



Photogenis Cope, their species and distribution. P '67, 156 



A review of the species of the Amblystomidae. P '67, 166 



On the habits of a tipulideous larva. P '67, 222 



On extinct reptiles that approach the birds. P '67, 234 



On Vertebrata from Nevada and Lower California. P '68, 2 



On inhabitants of caves of southwestern Virginia. P '68, 85 



On an enaliosaurian from Kansas. P '68, 92 



An examination of the Reptilia and Batrachia obtained by 



the Orton Expedition to Equador and the upper Amazon, with 

 notes on other species. P '68, 96 



On fossil snakes from New Jersey. P '68, 147 



On Osteopygis. P '68, 147 



— — On deposits of fresh-water origin in New Jersey. P '68, 157 



On extinct Cetacea from Maryland. P '68, 157 



On an extinct reptile from New Jersey. P '68, 181 



Second contribution to the history of the Vertebrata of the 



Miocene period of the United States. P '68. 184 



On the crocodilian genus Perosuchus. P '68, 203 



Synopsis of the extinct Batrachia of North America. P '68, 



208 



On Agaphelus. a genus of toothless Cetacea, P '68, 221 



On some Cretaceous Reptilia. P '68, 233 



— — On the origin of genera. P '68, 242 



Sixth contribution to the herpetology of tropical America. 



P '68, 305 



