HCIIMECKEBIEK. 



MONOGRAPHS AND 15ULLKT1NS. 21 



IV. Not published. 

 V. Zoology and Botany. Part I.« Synopsis of the Acrididc-c of North 



America, by Cyrus Thomas, Ph. b. 1873. x, 262 pp., 1 pi. 

 VI. Contril)uti<)ns to the fossil flora of the Western Territories. Part I. The 



Cretacoous flora, by Leo Les(iuereux. 1874. 136 pp., 34 11., 30 pis. 

 VII. Contributions to the fossil flora of the Western Territories. Part II. The 

 Tertiary flora, by Leo Lescjuereux. 1878. xv, 366 pp., 66 11., 65 pis. 

 VIII. Contrilxitions to the fossil flora of the Western Territories. Part III. 

 The Cretaceous and Tertiary floras, by Leo Lesquereux. 1883. xii, 

 283 pp., 60 11., 60 pis. 

 IX. A report on the invertebrate Cretaceous and Tertiary fossils of the upper 

 Missouri country, by F. B. Meek. 1876. Ixiv, 629 pp., 45 11., 45 pis. 

 X. A monograph of the geometrid moths or Phahenidse of the United States, 



by A. S. Packard, jr., M. D., 1876. iv, 607 pp., 15 11., 13 pis. 

 XL Monographs of North American Rodentia, by Elliott Cones, captain and 

 assistant surgeon. United States Army, secretary and naturalist of the 

 survey; and Joel Asaph Allen, assistant in the IMuseum of Comparative 

 Zoology, Cambridge, special collaborator of the survey. 1877. xii*, x, 

 1,091 pp., 1 1. (265 bis), 7 pis. 

 XII. Fresh-water rhizopods of North America, by Joseph Leidy, M. D., pro- 

 fessor of anatomy in the University of Pennsylvania and of natural 

 history in Swarthmore College, Pennsylvania. 1879. xi, 324 pp., 

 48 11., 48 pis. 

 XIII. The Tertiary insects of North America, by Samuel H. Scudder. 1890. 

 734 pp., 28 pis. 



BULLETINS. 



Department of the Interior, Bulletin of the United States Geologi- 

 cal and Geographical Survc}' of the Territories. F. V. Ilayden, U. S. 

 geologist-in-charge. 18T-i and 1875. Volume I. Washington: Gov- 

 ernment Printing Office. 1875. 



8°. xiii, 28, 77, 499 pp., 26 11., 25 pis., 2 maps. 

 ■ [First series]. No. 1. 1874. 28 pp., 1 1. 



List of members and collaborators of the survey for 1873, pp. 3^. 



List of the publications of the Geological Survey of the Territories, pp. 5-6. 



Report on the stratigraphy and Pliocene vertebrate paleontology of northern 

 Colorado, by Edward D. Cope, A. M., pp. 7-28. 

 [First series]. No. 2. April 9, 1874. 77 pp., 2 11. 



Review of the vertebrata of the Cretaceous period found west of the Missis- 

 sippi River, by Edward D. Cope, A. M., pp. 3-48. 



Supplementary notices of fishes from the freshwater Tertiaries of the Rocky 

 Mountains [by E. D. Cope], pp. 49-51. 



On the general character and relation of the flora of tlie Dakota group, by 

 Leo Lesquereux, pp. 52-62. 



Descriptions of some new Orthoptera, and notes on some species l)ut little 

 known, by Cyrus Thomas, pp. 63-71. 



Notes on the Rocky Mountain ranges in Colorado Territory, [by James T. 

 Gardner], pp. 72-77. 



"No other part. 



