222 CONTRIBUTIONS TO NORTH AMERICAN ICHTHYOLOGY III. 



RAFINESQUE (Constantine Samuel). Discoveries in Natural History made 

 during a Journey through the Western Region of the United States by Constantine 

 Samuel Rafinesque Esq. Addressed to Samuel L. Mitchill, President, and other 

 members of ihe Lyceum of Natural History in a letter dated at Louisville, Falls 

 of the Ohio, 20th July 1818. < American Monthly Magazine and Critical Review, 

 New York, September, 1818. 



[Description of Gatostomus bubalus and Catostomus erythrurus, sp. nov., and notice of the discov- 

 ery of the " Carp" " Catostomus macropterus" and the ''Sucker" Catostomus duquegnei.] 



Description of three new genera of fluviatile Fish, Pomoxis, Sarchirus and Exo- 



glossum. By -C. S. Rafinesque. Read December 1st & 8th. < Journal of the 

 Academy of Natural Sciences of Philadelphia, i, 1818, pp. 417-422. 



[Description of Exoglossum (Hypentelium) macropterum ; subgenus arid species new.] 



Prodrome de 70 nouveaux Genres d'Animaux de"couverts dans 1'iuterieur des 



fitats-Unis d'Amdrique durant Fan ne'e 1818. < Journal de Chymie, de Physique 

 et d'Histoire Naturelle, Paris, June, 1819. 



[Description of Amblodon, gen. nov., based on the pharyngeals of Haploidonotus grunnie.w, 

 erroneously ascribed to a Buffalo-fish, with the species A. bubalus and A. niger, sp. nov., and of 

 Cycleptus nigrescens, gen. et sp. nov.] 



LACEPEDE (Bernard Germain Etienne). Histoire Naturelle des Poissons, par M. 

 le Comte Lacepede, suite et complement des CEuvres de Buffon. Tome cinquieme, 

 avec vingt-trois nouvelles planches en taille-douce. Paris, Rapet, Rue Saint- 

 Andre'-des-Arcs, No. 10, fiditeur du Temple de la Gloire on les Fastes Militaires 

 de la France, ouvrage in-folio, avec figures, 1819. 

 [A reprint of Lacepede's \vork.J 



RAFINESQUE (Constantine Samuel). Ichthyologia Ohiensis or Natural History 

 of the Fishes Inhabiting the River Ohio and its tributary streams. Preceded by 

 a physical description of the Ohio and its branches by C. S. Rafinesqne, Professor 

 of Botany and Natural History in Transylvania University, Author of the Ana- 

 lysis of Nature &c. &c., member of the Literary and Philosophical Society of 

 New York, the Historical Society of New York, the Lyceum of Natural History of 

 New York, the Academy of Sciences of Philadelphia, the American Antiquarian 

 Society, the Royal Institute of Natural Sciences of Naples, the Italian Society 

 of Arts & Sciences, the Medical Societies of Lexington and Cincinnati &c., &c. 

 The art of seeing well, or of distinguishing with accuracy the objects which we 

 perceive is a high faculty of the mind, unfolded in few individuals, and despised 

 by those who can neither acquire it, nor appreciate its results. Lexington, Ken- 

 tucky, printed for the Author by W. G. Hunt, (price one dollar), 1820. (1 vol. 

 8vo. 90 pp.) 



[Originally printed in the "Western Review and Miscellaneous Magazine, Lexington, Kentucky, 

 1819-20. It contains descriptions of the genera and species of Catostomi found in the Ohio 

 River, they being referred to three genera, Catostomus, Cycleptus, and Hypentelium, the genus 

 Catostomus being divided into five new subgenera, Moxostoma, Ictiobus, Carpiodes, Teretulus, 

 Eurystomus, and Decactylus. 



The following is the arrangement of the species described: 



Genus CATOSTOMUS. 



Subgenns Moxostoma. 



anisurus, sp. nov. 

 anieopterus, sp. nov. 



Subgenus Ictiobus. 



bubalus. 



ciger. 

 Subgenus Carpiodes. 



carpio, sp. nov. 

 velifer, sp. nov. 

 xanthopus, sp. nov. 



Subgenus Teretulus. 



melanops, sp. nov. 



m el a not us, sp. nov. 

 fasciolaris, sp. nov. 

 erythrurus. 

 flexuosus, sp. nov. 



Subgenus Euryxtomus. 



megastomus, sp. nov. 



Subgenus Decactylus. 



duquesni. 



Genus CYCLEPTUS. 



nigrescens. 



Genus HYPENTEUUM. 



inacropterum.l 



