XXIU. 



Ueber Calamiten und Steinkohlenbildung. Von Dr. A. Petzholdt. Dresden 

 und Leipzig, 1841. 



Bouwstoflen voor Bene Fauna van Nederland. J. A. Herlilots. Leiden, 1851. 



Catalogo delle Conchiglie osservate dall' abate L. Brumati. 



Physiologiam animalium commendat et ad audiendam, &c. N. G. Leske. 

 Lipsiae, 1175. 



Conspectus animalium quorundam maritimorum nondum editorum, &c. A. 

 G. Otto. Vratislaviae, 1821. 



De Vegetativis et animatis corporibus, &c. Auc. J. F. M. de Olfers. Pars. i. 

 Berolini, 1816. 



Analecta ad tubercixlum et entozoorum cognitionem. Auc. G. Kauifmann. 

 Berolini, 1847. 



Eiuleitung in die Geschichte der Naturwissenschaft. Von J. Brotz. Heidel- 

 berg, 1842. 



AUocuzione due del Prof. Gurgio Jan. Milano, 1842. 



Essai Statisque sur les Bibliotheques de Vienna. Par Adrien Balbi. Paris, 

 1835. 



Die Fische des Bodensees. Herausg. von Dr. St. Nenning, 1834. 



Synopsis Reptilium. F. A. A. Meyer. Gottingen, 1795. 



On the heat of Vapors. By J. W. Lubbock. 



On the Theory of the Moon, and on the Perturbations of the Planets. By J. 

 W. Lubbock, Parts i. to ix. 



On the Heat of Vapors and on Astronomical Refractions. By J. W. Lubbock. 

 London, 1840. 



Note on the calculation of the distance of a Comet from the Earth. By J. W. 

 Lubbock. 



On the determination of the distance of a Comet from the Earth, and the 

 elements of its orbit. By J. W. Lubbock. 



De Trilobitis. Auc. H. F. Bmmrich. Berolini, 1839. 



Observata Qujedara Anatomica de Auchenia Lama. Auc. J. 0. L. Moller, 

 Regimontii Prussorium, 1840. 



Verzeichuiss der in Pommern vorkommenden Vogel. Herausg. Hernschuch 

 und Schilling. Greifswald, 1837. 



October *Itk. 



Proceedings of the Boston Society of Natural History, vol. v. pp. 385 400. 

 From the Society. 



Ninth Annual Report of the Regents of the University of the State of New 

 York. From the Regents. 



The Canadian Journal, Sept., 1856. From the Editors. 



The Canadian Naturalist and Geologist, Sept., 1856. From the Editor. 



Statistics of the Flora of the Northern United States. By Asa Gray. From 

 the Author. 



Experiments upon Digestion. By F. G. Smith, M. D., &c. From the Author. 



The New Orleans Medical and Surgical Journal, Sept., 1856. From the 

 Editor. 



The Quarterly Journal of the Geological Society, vol. xii. pt. 3, No. 47. From 

 the Society. 



Recueil des Actes de I'Academie Imperiale de Bordeaux. 1855, 3e et 4e tri- 

 mestre. From the Academy. 



On two new Genera of Fungi. By the Rev. M. J. Berkeley. From the 

 Author. 



Dr. Wyman on Podisoma Macropus, with remarks by M. J. Berkeley. From 

 the same. 



On the Amber Beds of East Prussia. By Dr. K. Thomas. From the same. 



Observations on the Sphagriacese. By Prof. Guiseppe de Notaris. From the 

 same. 



On the probable conversion of Asci into Spores. By M. J. Berkeley and C. E. 

 Broome. From the same. 



