Additions to the State Museum. . 15 



Po. . Elevations above Tide Levels. By Charles Allen. 



Harrisburg : 1878. 8vo., cloth, pp. 279 N. 

 Do , Report of Progress in the Beaver River District. 



By J. C. White. Harrisburg : 1878. 8vo. cloth, pp. 337 Q, plates xxii. 

 From J. B. Pearse, Secretary of Commissioners of the Survey. 



Bulletin de la Societe des Sciences Historiques et Naturelles de l'Yonne. 

 Annee, 1876 and 1877, 30 e and 31 e , vol*. Paris : 1876, 1877. From 

 the Society. 



Bulletin de la Societe des Naturalistes de Moscou. Annee, 1877. Tome LII. 

 (Nos. 1, 2, 3 and 4, in two parts). Moscou : 1877 and 1878. From the 

 Society. 



Bulletin of the Imperial Botanical Club of St. Petersburg. Vol. IV. St. 

 Petersburg : 1876. 8vo., 2 pamphs., pp. 438. From the Society. 



Elfter Bericht der naturforschenden G-esellchaft in Bamberg. Bamberg : 1877. 

 8vo., pamph., pp. 110-f-40. From the Society. 



Anales del Museo Nacional de Mexico. Tome I. Entrega l a -4 a . Mexico : 

 1877, 1878. Quarto, pp. 196. From the Museum. 



Sitzungs-Berichte der naturwissenschaftlichen Gesellschaft Isis in Dresden. 

 Jahr. 1877. July-Dec. Dresden: 1878. 8vo., 2 pamphs., pp. 73-156. 

 From the Society. 



Entomological Notes, VI. By S. H. Scudder. Reprinted from Proceed. 

 Bost. Soc. Nat. Hist., vol. xix, 1877-78. Boston : 1878. 8vo., pamph., 

 pp. 55, 1 pi. 



Additions to the Insect Fauna of the Tertiary Beds at Quesnal (British Colum- 

 bia). By Samuel H. Scudder. From the Report of Progress, 1876-77, 

 Geological Survey of Canada. 8vo., pamph., pp. 8. 



Psyche. Jan. -Feb., 1878. Recent progress of Entomology in America. By 

 S. H. Scudder. 8vo., pamph., pp. 97-116. 

 From the Author. 



Note upon the History and Value of the Term Hudson River Group in Ameri- 

 can G-eological Nomenclature. By James Hall. From Proc. Amer. 

 Assoc. Adv. Sci., Nashville Meeting, 1877. Salem Press, June, 1878. 

 8vo., pamph., pp. 259-265. 



The Hydraulic Beds and Associated Limestones at the Falls of the Ohio. By 

 James Hall. In advance of the Transactions of the Albany Institute, 

 Vol. IX, pp. 169-180. 8vo., pamph., pp. 12. 



The Louisville Limestones. By James Hall. Advance sheets (November, 

 1877), of the Palaeontology of New York, Vol. IV, part 2. Quarto, 

 pamph., pp., 16. 



On the Relations of the Niagara and Lower Helderberg Formations, and their 

 Geographical Distribution in the United States and Canada. By James 

 Hall. From the Proceed. Amer. Assoc. Adv. Science, Portland Meeting. 

 1873. Salem Press, June, 1874. 8vo., pamph., pp. 321-335. 



On the Geology of the Southern Counties of New York and Adjacent Parts of 

 Pennsylvania, especially with reference to the Age and Structure of the 

 Catskill Mountain Range. By James Hall. From Proceed. Amer. Assoc. 

 Adv. Science, Detroit Meeting. Salem Press, March, 1876. 8vo., 

 pamph., pp. 80-84. 

 From the Author. 



