XVI. 



October 11th. 



The Virginia Medical and Surgical Journal. Vol. 3, No. 5. From the Editors. 



Report of the Special Committee of the Board of Regents of the Smithsonian 

 Institution on the Distribution of the Income. From the Institution. 



Essai sur les Terrains Superficiels de la Vallee du Po, aux environs de Turin. 

 Par MM. Ch. Martins et B Gastaldi. From the Authors. 



Report of the Superintendent of the Coast Survey, showing its progress during 

 1852. 4to. From the U. S. Treasury Department, through Prof. A. D. Bache. 



Untersuchungen iiber den Farbenwechsel des Afrikanischen Chamaeleons. 

 Von Ernst Briicke. From the Author, through Prof. Dunglison. 



Ueber die Farben, welche triibe Medien im auffallenden und durchfallenden 

 Lichte zei^en. Von Prof. Briicke. From the same. 



Ueber die VVirkung complementer gefarbter Glaser beim Binocularen sehen. 

 Von Prof. Briicke. From the same. 



Die Arbeitsthiere. Von Prof. Briicke. From the same. 



October 24tk. 



Memoires de PAcademie Royale des Sciences, &c, de Belgique. Tome 27. 

 4to. From the Academy. v 



Memoires Couronnes et Memoires des Savants Etrangers, publies par l'Acad. 

 Roy. de Belgique. Tome 25. 4to. From the same. 



Memoires Couronnes et Memoires des Savants Etrangers, publies par l'Acad. 

 Roy.de Belgique. Collection in 8vo, tome 5, 2e partie, tome 6, lme partie. 

 From the same. 



Bulletins de l'Acad. Royale des Sci. de Belgique. Tome 19, 3me partie, tome 

 20, lme, 2e, 3me part., tome 21, lme part., et annexe aux Bulletins 1853, 1854. 

 From the same. 



Annuaire de l'Acad. Royale des Sci. de Belgique, 1853, 1854. 12mo. From 

 the same. 



Of the Constants of Nature. Class Mammalia. By M. Ch. Babbage. From 

 the same. 



Proceedings of the New Orleans Academy of Sciences. Vol. 1, No. 1 ; also 

 Constitution and By-laws of the same. From the Academy. 



A System of Mineralogy, comprising the most recent discoveries. By James 

 D. Dana. 4th edition, 8vo. From the Author. 



London Athenaeum for September, 1854. From Dr. Wilson. 



Journal of the Franklin Institute for Oct., 1854. From the same. 



Revue et Magasin de Zoologie, 1854, No. 8. From the same. 



Comptes Rendus, Tome 39, Nos. 9, 10, 11, 12. From the same. 



DONATIONS TO MUSEUM 



In Novemeer and December, 1854. 



November 1th. 



Mounted specimens of Cercopithecus sabaeus, Cercocebus fuliginosus and 

 Ateles melanochir. Received in exchange. 



Skin of the Argus pheasant, and several valves of Dipsas plicata, with images 

 artificially formed on the inner surface. From China. Presented by Capt. Drinker. 



A collection of Plants from the Azores. From Mr. R. Kilvington. 



November Wth. 



One hundred specimens of Plants from California. Presented by Mr. Henry 

 Pratten, of New Harmony, Indiana. 



Slab of Red Sandstone, with an impression of an unknown character, from 

 Connecticut. From Mr. Samuel Breck. 



November 1\st 

 Three Tarantulas and three Scorpions, from Antigua ; two Reptiles, from 



