32 PUBLICATIONS OF HAYDEN SURVEY. Ibill. 



11. P>ir(ls of the Colorado Valley: A repository of scientific and popular informa- 



tion concerning North American ornithologj^, by Elliott Cones. HXQ 

 r/X8s ;f£/\z(5(y>' ;^;a'Ad? copa^ ayovda. Part first, Passeres to Laniidee. 

 Bibliographical Appendix, seventy illustrations. 1878. xvi, 807 pp. 



12. llistdry of North American pirmipeds: A monograph of the walruses, sea- 



lions, sea-bears, and seals of North America, l)y Joel Asaph Allen, assist- 

 ant in the Museum of Comparative Zoology, at Cambridge, special collabo- 

 rator of the Survey. 1880. xvi, 785 pp. 



UNCLASSIFIED PUBLICATIONS.^ 



[1] Fortj^-second Congress, first session, House of Representatives 

 Ex. Doc. No. 19. Final Eeport of the United States Geological Sur- 

 vey of Nebraska and portions of the adjacent Territories, made under 

 the direction of the Commissioner of the General Land Office. By 

 F. V. Harden, United States geologist. March 23, 1871. Ordered 

 to be printed. Washington: Government Printing Office 1872. 

 8°. 264 pp., 11 il., 11 pis., 1 map. 



[Part I.] Geology, by F. V. Hayden, pp. 3-79. 



Part II. Paleontology, Report on the paleontology of eastern Nebraska, with 

 some remarks on the Car1)oniferous rocks of that district, liy F. B. Meek, 

 pp. 81-245, pis. 1-11. 

 Part III. Entomology, Notes on the Orthoptera collected by Dr. F. V. Hayden in 



Nebraska, by Samuel H. Scudder, pp. 247-261. 

 Index, pp. 263-264. 



[2] List of elevations and distances in that portion of the United 

 States west of the Mississippi River. Collated and arranged b}' Prof. 

 C. Thomas, Asst. U. S. Geol. Surv., under Dr. F. V. Hayden. 

 Washington: Government Printing Office. 1872. 



12mo. 31 pp. 



[3] Department of the Interior. United States Geological Survey 

 of the Territories. F. V, Hayden, U. S. geologist in charge. Profiles, 

 sections and other illustrations, designed to accompany the final report 

 of the chief geologist of the Survey and sketched under his directions 

 b}' Henry W. Elliott. Under authority of the Secretary of the Inte- 

 rior. New York. Julius Bien. 1872. 



4°. 2 pp., 65 pis. 



[4] Department of the Interior. United States (xeological Survey 

 of the Territories. F. V. Hayden, U. S. Geologist in charge. Syn- 

 opsis of new vertebrata from the Tertiary of Colorado, o])tained during 

 the summer of 1873. By Professor E. D. Cope. [Extracted from the 

 Seventh Annual Report of the United States Geological Survey of the 

 Territories, F. V. Ha3"den, U. S. geologist-in-charge.] Washington: 

 Government Printing Office. October, 1873. 

 8°. 19 pp. 

 Note. — Only quasi-extracted from the report of which it ostensibly forms part. 

 It was published in advance of the Seventh Annual Report as a separate 

 pamphlet, and finally appears in that report so much modified as to be in 

 effect a different article. 



>i Numbered arbitrarily for convenience in reference. 



