106 CONTRIBUTIONS TO NORTH AMERICAN ICHTHYOLOGY—1 i 
RAFINESQUE (Constantine Samuel). Further account of Discoveriesin Natural 
History in the Western States, by Constantine Samuel Rafinesque, esq. Commu- 
nicated in a letter from that gentleman to the editor, Lexington, October 5, 1818. 
< American Monthly Magazine and Critical Review, November, 1818. 
[Describes Noturus flavus gen. et sp. nov.) 
Prodrome de 70 nouveaux Genres d’Animaux découverts dans Vintérieur des 
Etats-Unis d@’Amérique durant Vannée 1818. < Journal de Physique, de Chymie 
et d’Histoire Naturelle, Paris, June, 1819. 
[Describes Notwrus luteus and Pilodictis limosus gen. et sp. nov.) 
LE SUEUR (Charles A.). Notice de quelques Poissons découverts dans les lacs du 
Haut-Canada, durant l’été de 1816, par Ch. A. Le Sueur. <( Mémoires du Muséum 
d@’ Histoire Naturelle, Paris, 1819, tome cinquieme. 
(Describes sp. nov. Pimelodus albidus, P. nebulosus, P. eneus, P. caudafurcatus, P. nigricans, P. 
natalis, and (without Latin name) Pimelodon livrée (= P. insigne Rich., P. lemniscatus C. & V.).] 
\ 
RAFINESQUE (Constantine Samuel). Description of the Silures or Cat-Fishes 
of the River Ohio, by C. 8. Rafinesque, Professor of Botany in the Transylvania 
University of Lexington, Kentucky. <( Quarterly Journal of Science, Literature 
and Arts, Royal Institution, London, 1820, ix. 
[Describes the following new species and varieties :—Silurus maculatus (= S. punctatus, 1818) ; var. 
erythroptera ; S. pallidus ; var. marginatus ; var. lateralis ; var. leucoptera ; S. cerulescens ; var. me- 
lanurus ; 8S. argentinus ; S. nebulosus (= S. olivaris, 1818); S. viscosus ; 8. lividus; var. fuscatus ; 
S. melas ; S. cupreus; S. xanthocephalus ; and S. limosus.] 
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. 8S. Rafinesque, Professor of Botany and Natural History in 
Transylvania University, Author of the Analysis 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 and Sciences, the Medical Societies 
of Lexington and Cincinnati, &c., &c.—The art of seeing well, or of noticing and 
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 ac- 
quire it, nor appreciate its results.—Lexington, Kentucky, 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 redescription of all the species previously indicated by the author, thirteen 
in number; the name S. argentinus is changed to Pimelodus argyrus, and the genus Pimelodus is 
divided into a number of subgenera and sections: Ictalwrus, Elliops, Leptops, Opladelus, Amet- 
urus, Ilictis, etc.] 
Extracts from A Second Series of Zoological Letters written to Baron Cuvier of 
Paris, by Prof. Rafinesque in 1831. < Atlantic Journal and Friend of Knowledge, 
Philadelphia, 1832, pp. 19-22. . 
[Describes numerous shells, worms, ‘‘Porostomes’’,* ete. I copy the part relating to fishes for the 
edification of ichthyologists :— 
‘‘T send you, as you request, the figure, description, and a specime of my Trinectes Scabra, a 
new G. of fish near to Achirus found in the River Schuylkill; it has only three fins: dorsal anal 
andcaudal. ‘‘Also the description and figure of a large and beautiful new catfish from the River 
*“ This name is very good, but if not agreeable to all, I have half a ¢€ozen others to offer as substi- 
tutes: Biopores, or Zoopores, or Leptremes, or Adelostomes, &c. Because it is my wish that this class or 
large section of animals should bear a good name given by me, instead of the delusory one of Animal- 
cula or microscopic animals, which does not apply to all. ... The Miasmata or miasmic animal- 
cula of the air, may be the invisible birds of this class, or aerial insects floating in the air.” —(RaF. 
op. cit., p. 21.) 
