644 INDEX OF AMERICAN AUTHORS. 



NEWCOMB, W. 



From the Annals of the Lyceum of Natural History of New York, 594, 



596, 600. 

 From the Proceedings of the Boston Society of Natural History, 543. 

 From the Proceedings of the Zoological Society of London, 612. 



NICKLIN, P. H. 



From the Transactions of the American Philosophical Society, 10. 

 From Silliman's Ambrican Journal of Science, 80. 



PARKER, S. J. 



From the Proceedings of the American Association for the Advance- 

 ment of Science, 429. 



PARKINSON, J. C. 



From the Proceedings of the Boston Society of Natural History, 543. 



PHILLIPS, J. S. 



From the Proceedings of the Academy of Natural Sciences of Phila- 

 delphia, 371, 372, 551. 

 From the Journal of the Academy of Natural Sciences of Philadel- 

 phia, 99. 



PILKINGTON. 



Natural History, 607. 



PLUMMER, J. T. 



From Silliman's American .Journal of Science, 125. 



POE, E. A. 



The Conchologist's First Book, 324. 



POULSON, C. A. 



Translation of Rafinesque's Monograph of Fluviatile Bivalves, &c., 1. 



POURTALES, L. F. 



From Proceedings of the American Association for the Advancement 

 of Science, 336. 



PRESCOTT W. 



Catalogue of Massachusetts Shells, 92. 



PRIME, T. 



From the Annals of the Lyceum of Natural History of New York, 172, 



238, 274, 605. 

 From the Proceedings of the Boston Society of Natural History, 364, 



365, 367. 

 From the Boston Journal of Natural History, 354. 

 Notes on some American species of Cyclas, &c., 248. 



