486 LIVRES REÇUS 
» Sitzungsberichte, Bd III, Heft 5 6. — Meteor. Beobach- 
tungen, 1874. 
K. k. geograph. Gesellschaft in Wien. — Mittheilungen, 1874, 
BdXVIÏ. 
Naturhist. Gesellschaft zu Hannovér. — Jahresbericht 23-24, 
1872-74. 
Zoological Society of London. —Proceedings 1874, Part IV; 
1875, Part I. 
Soc. imp. des naturalistes de Moscou. — Bulletin 1874. n° 4; 
1875, n° I. 
Deutsch-geolog. Gesellschaft , Berlin. — Zeitschrift, Bd XXVII, 
Heft 1. 
Verein für vaterlœndische Naturkunde in Wilrttemherg . — 
Jahreshefte ; Jahrgang 31, Heft 1-3. 
American philosophical Society. — Proceedings, XIV, 92-93. 
Ame Jean Academy of Arts and Sciences. — Proceedings, news 
sériés, vol. I, 1873-74. — Th. Lyman , communicative notice 
of L. Agassiz. 
Department of Agriculture. —Monlhly Report, 1873. 
American association for tlieadvanc. of science. — Proceedings, 
XXII. 
Engineer Departement , United States army.~ An essay concer- 
ning important physical features exhibited in the valley of the 
Minnesota river and upon their signification. 
Muséum of comparative zoology, Cambridge. — Annual Report, 
1872-73. —■ Bulletin III, 9-10. 
Anderson School ofnatural history at Penikese-Island. — Re¬ 
port of the trustées, 1873. 
U. S. geological Survey of the territories. — Report, vol. VI, 
cretaceous flora.— Miscellaneous publications, n° l. — Cata¬ 
logue of the publications. — Annual Report, 1874. 
Geological Society of London. — Quarterlv journal, n os 122- 
123. 
Jeunes naturalistes. — Feuilles n os 58-61. 
Zoolog. Soc. of Philadelphia. - The third annual Report of the 
Board of Managers, 1875. 
Soc. géol. de France. — Mémoires, t. X, 1-2. 
Soc. scient, industrielle de Marseille. — Bulletin 1875. 1 er Irim. 
Soc. vaui. des ingénieurs et des architectes. — Bulletin n° 2. 
Conseil fédéral. — Rapport mensuel n° 30 sur l’état des travaux 
de la ligne du St-Gothard. 
