ZXVlll. 



two do. of Lygia; seven do. of Echinus : from the British Coast. Presented by 

 Mr. E. Wilson. 



Three specimens of Inachus ; two of Galathea; four of Stenorhynchus ; three 

 of Amphidotus ; six of Pinnotheres ; Crangon, Idotaea, Hyas, Porcellana; from 

 the British Coast. From the same. 



Philyra, Porcellana, from Australia; four Crustacea, (gen. nov.,) from the 

 Upper Amazon ; Amphytrite, Portumnus, Charybdis, Liasonus, Gelasimus, Ma- 

 cropthalmus, Pachysoma, Dorippes, Eriochis, Matula, Piatynista, and Hela; 

 from Japan. Presented by the same. 



Fossil Unio, from Virginia. Presented by Prof. Haldeman. 



Three Lizards and two Scorpions, from Cienfuegos. From Mr. R. E. Peterson. 



August 2-ith, 



Twenty- six specimens of Crania of Birds, from California; a specimen of 



Sciurus , two of an Arvicola, one of a Pteromys, and one of Hesperomys, 



from California. From Dr. A. L. Heerman. 



Several specinnens of Reptiles, from Cuba. Presented by Dr. Watson. 



DONATIONS TO LIBRARY 



In July and August, 1852. 



Jtily 6tk. 



Smithsonian Contributions to Knowledge. Vols. 3 and 4. 4to. From the 

 Smithsonian Institution. 



The Economy of Nature. By G. Gregory, D. D. 2d ed. 3 vols. 8vo. From 

 Mr. George Ord. 



Catalogue of the Mammalia in the Museum of the East India Co. 8vo. From 

 Dr. Thomas Horsfield. 



American Journal of Science and Arts, July, 1852. From the Editors. 



Proceedings of the Boston Society of Natural History. Vol. 4. pp. 177 192. 

 From the Society. 



On the Osteology of the Head of Hippopotamus, and a description of the Osteo- 

 logical characters of a new genus of Hippopotamidae. By Joseph Leidy, M. D. 

 From the Author. 



Journal d'Agriculture,ou Transactions de la Soc. d'Agriculturedu Bas-Canada. 

 Vol. 5, No. 6. From the Society. 



Map of the Territory of New Mexico. From the U. S. Topograph. Bureau 

 thra^gh Col. J. J. Abert. 



Dr. Wilson presented the following, on the usual condition : 



London Athenaeum for May, 1852. 



C ^mptes Rendus. Tome 34. Nos. 18 21, et index du tome 33. 



Conchologia iconica. By Lovell Reeve. No. 108. 



J/lutrations of British Mycology. By Mrs. T. J. Hussey. 2d series, part 16. 



London, Dublin and Edinburgh Philosophical Magazine for June, 1852. 



Annals and Magazine of Natural History for June, 1852. 



Revue et Magasin de Zoologie. 1852. No. 4. 



The following were presented by Mr. Edward Wilson, on the usual condition: 



A Manual of the MoUusca, or a rudimentary treatise on recent and fossil shells. 

 By S. P. Woodward. 12mo. 



Anatomisch-physiologische Untersuchungen iiber den Blutegel. Von D. J. 

 Kuntzmann. 8vo. 



Versuch einer Zoophysiologie des Pferdes und der ubrigen Haussaugethiere. 

 Von M. V. Erdelgi. 8vo. 



A treatise on the causes and principles of Meteorological Phenomena. By 

 Graham Hutchison. 8vo. 



Traite de la couleur de la peau humaine en general et de celle des negres en 

 particulier. Par M. Lecat. 8vo. 



