DONS. — DU 4 AVRIL AU 27 JUIN 1892 487 



N° 80. H. S. Williams : Corrélation papers. — Devonian and Carboniferous, 

 279 p., 1891. 

 N° 81. C. D. Wilcott : Corrélation papers. — Cambrian, 477 p., 3 pi., 1891. 



— United States Geological Survey. Tenth Annual Report 1888- 

 89, part. I, Geology. 



Report of the Director. — Administrative Reports. N. S. Shaler : General account 

 of the Fresh-Water Morasses of the United States, with a description of the 

 Dismal swamp District of Virginia and North Carolina, p. 261-347. — R. D. Irving 

 and Ch. R. Van Hise : The Penokee Iron-Bearing Séries of Michigan and Wisconsin, 

 p. 347-515. — Ch. D. Walcott : The Fauna of the Lower Cambrian or Olenellus 

 Zone, p. 515-658, 68 pi. 



— Part. II, Irrigation, by J. W. Powel. 



— U.S. Geographicaï and Geological Survey of the Rocky moun- 

 tain région, Vol. VI, 1890. 



— Smithsonian Institution : 



Pilling : Bibliography of the Algonqui anLanguages Annual Report of the Board 

 of Régents of the Smithsonian Institution, 1890. 



— Smithsonian Institution. Bureau of Ethnology. 



Cyrus Thomas . Catalogue of Prehistoric Works, East of the Rocky Mountains 

 1891, 17 cartes dans le texte et 1 carte hors texte. — J. Owen Dorsey : Omaha and 

 Ponka Letters, 127 p. 



— United States national Muséum. Bulletin, n° 42. 



Frédéric S. Uewey : A Preliminary Descriptive Catalogue of the systematic. 

 Collections in économie Geology and Metallurgy in the U. S. N. Muséum 1891, 256 p. 



G. P. Merrill. — Preliminary Handbook of the Department of 

 Geology of the U. S. N. Muséum, 50 p. 1891. 



— Annual Report of the Board of the Régents of the Smithsonian 

 Institution for the Yeard ending June 30, 1889, (1891) 933 p. 



Espagne. — Madrid. — Boletin de la Comision del Mapa Geolo- 

 gico de Espana, tome XVII, 1890. 



Daniel de Cortazar : Descripcion fisica y geologica de la provincia de Segovia, 

 1 carte géologique. — Salvador Calderon : Edad geologica de los torrenos del 

 territorio de Moron de la Frontera (Sevilla). — Estudios relativos al terremoto 

 occurido en Andalucia el 25 de Diciembre 1889 y à la constitution geologica de 

 suelo conmovido por las sacudidas, efectuados por la comision destinada al objeto 

 por la Academia de Cienças de Paris, 9 planches de fossiles, 5 planches de sec- 

 tions minces de roches et 1 carte géologique. — Salvador Calderon : La région 

 epigénica de Andalucia y el origen de sus ofitas. 



