428 ANNUAL REPORT SMITHSONIAN INSTITUTION, 1908. 
Brsui0oGRAPHY. 
The papers mentioned in this list are referred to in the text by the 
dates of publication. 
1814.—Humboldt, Alexander. Voyage aux régions équinoxiales du Nouveau 
Continent, fait en 1799-1804. Pt. I. Relation historique, Paris, 1814. Personal 
narrative of travels to the equinoctial regions of the New Continent during the 
years 1709-1804, translated by H. M. Williams, published London, 1818-19. 
Also translation by Thomasina Ross, in three volumes (see Vol. III), pub- 
lished in 1853. 
1830.—Pentland, William. On the height of the perpetual snows in the Cor- 
dilleras in Peru. Edinburgh New Philosophical Journal, Vol. VIII, p. 311, 1830. 
1835.—Pentland, J. B. On the general outline and physical configuration of 
the Bolivian Andes; with observations on the line of perpetual snow upon the 
Andes between 15° and 20° south latitude. Geogr. Soc. Journal, V, 1835, pp. 
70-89. ° 
18388.—Darwin, Charles. ‘‘ Observations of proofs of recent elevation on the 
coast of Chile made during the survey of His Majesty’s ship Beagle, commanded 
by Captain Fitzroy.” Read before the Geological Society of London and pub- 
lished in Proceedings, Vol. II, p. 446-449, 1838. (See fuller account in ‘“ Geo- 
logical Observations in South America,” being the third part of the geology of 
the voyage of the Beagle during 1832-1886, published London, 1846. Also later 
editions. ) i 
1842.—D’Orbigny, Alcide. Voyage dans Amérique Méridionale, Paléontologie 
et Géologie. Vol. III, Pt. III, IV, 1842. 
1849.—Dana, James D. United States exploring expedition during the years 
18388-1842, under command of Charles Wilkes, U. S. Navy. Vol. X, Geology, 
published 1849. 
1852.—Crosnier, L. Géologie du Pérou. Notice géologique sur les départe- 
ments de Huauecavelica et d’Ayacucho. Annales des Mines, Paris, 1852 (5th 
ser.), Vol. II. 
1856.—Pissis, M. ‘‘ Recherches sur le systéme de soulévement de Amérique 
du Sud.” Annales des Mines (1856), 5™° sér., Tome IX. 
1861.—Forbes, David. On the Geology of Bolivia and Southern Peru. Quart. 
Journ. Geol. Soc., 1861, Vol. XVII, pp. 7-62 (with geological map and sections). 
Also translated into Spanish by Edmundo Sologuren and published by the 
Sociedad Geografica de La Paz, Bolivia, 1901, with the title Geologia de Bolivia 
y del Sud del Pert, por David Forbes. 
1861.—Salter, J. W. On the fossils from the High Andes (Bolivia) collected 
by David Forbes. Quart. Journ. Geol. Soc., London, 1861, Vol. XVII, pp. 62-73, 
pls. 4-5 (Paleeozoic fossils). 
1867.—Raimondi, Antonio. Letter to William Gabb. Proceedings Cal. Acad. 
Nat. Sci., III, 1867, pp. 359-3860. Treats of geology of Peru, only part of letter 
published. 
1868.—Agassiz, Louis. Geological Sketches. Second series, 1876. Previously 
published in “‘A Journey in Brazil,” by Professor and Mrs. Agassiz, 1868. 
1868.—Gabb, William. Descriptions of fossils from the clay deposits of the 
upper Amazon. Amer. Journ. Conchology, Vol. IV, p. 197, 1868. 
1869.—Gabb, W. M. Description of new species of South American fossils. 
Tertiary by W. M. Gabb. American Journal of Conchology, Vol. V, part 1, 
p. 25, 1869. 
1870.—Orton, James. The Andes and the Amazon. Harper Brothers, pub- 
lished 1870. 
