LIST OF CONTRIBUTORS, 



With references to the several Articles contributed by each. 



Allen, Dr. Harrison. On a New Genus of Vespertilionidae 173 



Carpenter, P. P. Diagnoses Specierum et Varietatum novarum Molusco- 

 rum, prope Sinum Pugetianum a Kennerlio Doctore, nuper decesso, 



collectorum 54 



Cassin, John. Notes on some new and little known Rapacious Birds 2 



An examination of the Birds of the Genus Chrysomitris, in the Museum 



of the Academy of Natural Sciences of Philadelphia.... 89 



On some Conirostral Birds from Costa Rica, in the Collection of the 



Smithsonian Institution 169 



Conrad, T. A. Observations on the Eocene Lignite Formation of the 



United States 70 



Catalogue of the Eocene Annulata, Foraminifera, Echinodermata and 



Cirripedia of the United States 73 



Descriptions of new species of Echinidae 75 



Observation on American Fossils, with descriptions of new species 184 



Cooper, Dr. J. G. On a new Cormorant from the Farallone Islands, 



California 5 



Cope, E. D. Partial Catalogue of Cold-blooded Vertebrata of Michigan. 



Part 2 78 



Oa Amphibamus grandiceps, a new Batrachian from the Coal Measures 134 



Note on a species of Whale caught in the River Delaware 168 



Note on a species of Hunchback Whale 178 



Third Contribution to the Herpetology of Tropical America 185 



Contribution to a knowledge of the Delphinidas 198 



Second Contribution to a History of the Delphinidae 278 



Gill, Theo. Synopsis of the Genus Pornoxy's, Raf. 6& 



On the Genus Caulolatilus 66 



On the Cranial Characteristics of Gadus proximus, Grd., 69 



Note on several Genera of Cyprinoids 69 



On a new Genus of Serraniate 104 



On a new Generic Type of Sharks 177 



On two new species of Delphinidse, from California, in the Smithsonian 



Institution 177 



