242 BULLETIN NO. 30, UNITED STATES NATIONAL MUSEUM. 



Marcou, Jules. Notes gdologiqueis sur le pays compiis entre Prestou, sur la rivifere 

 Rouge, ct el Paso, sur lo rio Graiule del Norte. < Bull. Geol. Soc. France, 2cl 

 series,vol. xii, pp. 808-813. Paris, 1855. 



In this paper the author mentions the occurrence of many fossils. The notes are made up 

 from collections and observations brought back by Captain Pope, TJ. S. Top. Engrs., from his 

 survey from the Red Kivei- to the Kio Grande, in 1854. 



Makcou, Jules. R68um6 autl iield-uotes by Jules Marcou, geologist aud miuiug en- 

 gineer of the Expedition, with a translation by William P. Blake. <.Rep. Expls. 

 and Survs. from the Missi8sipi)i River to the Pacific Ocean, vol. iii, part, iv, pp. 

 121-164. Washington, 1856. 



The occurrence of many fossils is mentioned in these field-notes, originally written in French. 



8. 



Marcou, Jules. R^sum6 of a Geological reconnaissance extending from Napoleon, 

 at the junction of the Arkansas with the Mississippi, to the Pueblo de los Angeles, 

 in California. <^Rep. Expls. and Survs. from the Mississippi River to the Pa- 

 citic Ocean, vol. iii. Rep. of Lieut. A. W. Whipple, part iv, pj). 165-171. Wash- 

 ington, 18.56. 



This r68um6 is reprinted from the preliminary or first report of Lieateuaut Whipple, in Svo, 

 chap, vi, p. 40, Reports of Pacific Railroad Surveys, House Doc. 129, Washington, 1855. A few 

 notes are added. 



Page. 



0-ryphcea Pitcheri, Morton 167 



0. dilatata, Sowerby 168 



0. Marsha, Sowerby 168 



Marcou, Jules. Geology of North America, with two reports on the Prairies of 

 Arkansas and Texas, the Rocky mountains of New Mexico, and the Sierra Nevada 

 of California, originally made for the United States Government, pp. 1-144. pis. 

 i-ix. Zurich, 1858. , 



CONTEXTS. 



Page. 



Introduction 1-8 



E68uni6 of a geological reconnaissance extending from Napoleon, at the junction of the 

 Arkansas with the Mississippi, to the pueblo de los Angeles in California. (Ex- 

 tract fiom Kcpoit of Exploration for a railway route, near the thirty-fifth parallel 

 of latitude, from the Mi.ssissiiipi Kiver to the Pacific Ocean, by Lieutenant, now 

 Captain, A. W. Whipple. Corps of Topographical iingineers, chapter vi, page 40, 



&.C. Washington, 1855. House of Kepie-seutalivcs, Uocunieut No. 129) 9-25 



Geological notes of n .survey of the country comprised lictwcen Preston, Red River, 

 and El Paso. Rio (Jrande Del Norte. (Extract from Report of Exploration of a 

 route for the Pacific Railroad, near tlie thirty-second parallel of latitude, from the 

 Red River to the Rio Grande, by Brevet Capt. John Pope, Corps of Topographi- 

 cal Engineers, chapter xiii, Geological Report, p. 125, &c. Washington, 1855) . . . 26-31 



Paleontology 32-53 



Geology of New Mexico 54-57 



On the geology of the United States and the Biitish Provinces of North America. 

 (Extract from Dr. A. Petermann's Geographischen Mittheilungen, Heft 6, in 4*". 



Gotha, 1855) ... 58-70 



Sketch of a geological classification of the mountains of a part of North America. 

 (Extract from the Annales des Mines, 5"« s6rle, tome vii. page 329, ifcc. Paris, 



1855) 71-80 



On the Gold of California. (Extract from the Bilioth6que UniverseUe de Gen6ve, 



f6vrier, 1855) 81-84 



