NATURAL SCIENCES OF PHILADELPHIA. 57d 



in the first series of the Proceedings of the Academy of Natural Sciences of 

 Philadelphia, vols. i. to viii. part 1." 



By William M. Gabb, ten, to wit: "Descriptions of new Species of Fossils, 

 probably Triassic, from Virginia," published in the Journal. "Descriptions 

 of new Species of Cretaceous Fossils," published in the Journal. "Descrip- 

 tions of new Species of Cretaceous Fossils from New Jersey.'' " Descriptions 

 of some Cretaceous Fossils from South America, etc." "On the identity of 

 Ammonites Texanus, Roemer, and A. vespertinus, Morton." " Catalogue of 

 the Museum of the Academy of Natural Sciences of Philadelphia." "De- 

 scription of a new Species of Cephalopods from the Eocene of Texas." " De- 

 scriptions of new Species of Cretaceous and Tertiary Fossils," published in 

 the Journal. " Descriptions of a new Species of Cassidulus, etc." " Descrip- 

 tions of a new Genera and Species of Amorphozoa, etc." 



By Wm. M. Gabb and George H. Horn, " Descriptions of new Cretaceous 

 Corals from New Jersey." 



By Theodore Gill, six, to wit : "Notes on the Nomenclature of North Ameri- 

 can Fishes." "On the pertinence of the Alosa teres, DeKay, to the Genus 

 Dussuiniera. " "Conspectus Piscium in Expeditione ad Oceanum Pacificum 

 septentrionalem C. Ringgold et J. Rodgers ducibus a W. Stimpson, M. D., col- 

 lectorum: Sicydianise." " Monograph of the Genus Labrisomus." "Mono- 

 graph of the Genus Labrax, Cuv." "Monograph of the Philypni." 



By W. A. Hammond, M. D., U. S. A., and S. W. Mitchell, M. D. : "On 

 the physical and chemical characteristics of Corroval and Vao, etc. , and on a 

 new alkaloid containing their active principle." 



By George H. Horn, three, to wit : "Descriptions of three new species ot 

 Gorgonida?." "On Milne Edwards' Synonymy of Xiphigorgia setacea." 

 ' : Descriptions of new Corals in the Museum of the Academy of Natural 

 Sciences of Philadelphia." 



By Robert Kennicott, "Descriptions of new North American Reptiles, etc." 



By J. W. Lapham, " A list of the Fresh-water Shells of the State of Wiscon- 

 sin." 



By Isaac Lea, LL.D., thirteen, to wit : " Description of three new Species 

 of Exotic Uniones." "Description of Exotic Unionidse, " published in the 

 Journal. " Description of four new Species of Unionidse." "Description of 

 fifteen new Species of Uruguayan Unionidse." "Descriptions of five new Species 

 of Uniones from Alabama." " Descriptions of four new Species of Melaniania 

 of the United States." "Descriptions of fourteen new Species of Schizostoma, 

 Annulosa and Lithasia." "Descriptions of two new Species of Uniones from 

 Georgia." "Descriptions of three new Species of Uniones frOrn Mexico." 

 "Descriptions of six new Species of Unionida? from Alabama." " Descriptions 

 of seven new Species of Unionidae from the United States." " Descriptions of 

 three new Species of Exotic Unionidse." "New Unionida? of the United States 

 and Northern Mexico," published in the Journal. 



By John L. LeConte, M. D., two, to wit: "Notes on Coleoptera found at 

 Fort Simpson, Mackenzie River, etc." "Synopsis of the Scaphidiidse of the 

 United States." 



By James Lewis, M. D.: " Catalogue of the shell-bearing Mollusca observed 

 in the vicinity of Mohawk, N. Y., etc." 



By F. B. Meek, " Description of new fossil remains collected in Nebraska 

 and Utah, etc." 



By F. B. Meek and F. V. Hayden, M. D., two, to wit : " Descriptions of new 

 Organic Remains from the Tertiary, Cretaceous and Jurassic rocks of Nebraska. ' ' 

 " t-ystematic Catalogue, with synonymy, etc., of Jurassic, Tertiary and Creta- 

 ceous Fossils, collected in Nebraska, etc." 



By F. B. Meek and A. H. Worthen, two, to wit : " Descriptions of new Spe- 

 cies of Crinoidea, etc." " Descriptions of new Carboniferous Fossils, etc." 



By James Aitken Meigs, M. D.: "Observations on the form of the Occiput 

 in the various races of men." 



I860.-] 



