30 PUBLICATIONS OF HAYDEN SURVEY. [bull. 222. 



U. S. geologist-in-charj^c. 1882. N'olunio VI. Washington: Gov- 

 ernment Printing- Office. 1882. 



8°. vi, 598 pp., 10 11., 14 pis., 2 miips, 3 illustrations. 

 No. 1. February 11, 1881. 1-202 pp., 6 11., i-iv pis. 



Art. I. The vegetation of the Roc;ky Mountain region and a com- 

 parison with that of other parts of the world, by Asa Gray 

 and Joseph D. Hooker, pp. 1-77. 

 Art. II. On some new Batrachiaand Reptilia from the Permian beds of 

 Texas, by E. D. Cope, pp. 79-82. 

 Art. III. On a wading bird from the Amyzon shales, by E. D. Cope, 



pp. 83-85. 

 Art. IV. Osteology of Speotyto cunicularia var. hypogtea, by R. W. 

 Schufeldt, Acting Assistant Surgeon, U. S. Army, pp. 87- 

 117, pis. i-ii. 

 Art. V. Osteology of Ereniophila alpestris, by R. W. Sliufeldt, Acting 

 Assistant Surgeon, U. S. Army, pp. 119-147, pis. iii-iv. 

 Art. VI. Preliminary list of the North American species of Agrotis, with 



descriptions, by A. R. Grote, pp. 149-164. 

 Art. VII. On the Nimravidte and Canid;e of the Miocene period, by E. D. 



Cope, pp. 165-181. 

 Art. VIII. On the vertebrata of the Wind River Eocene beds of Wyoming, 

 by E. D. Cope, pp. 183-202. 

 No. 2. September 19, 1881. 203-397 pp., 2 11., v-xiv pis., 2 maps, 3 illustrations. 

 Art. IX. Annotated list of the birds of Nevada, by W. J. Hoffman, M. D., 

 pp. 203-256, 1 map, 2 illustrations. 

 Art. X. North American moths, with a preliminary catalogue of species 

 of Hadena and Polia, by Aug. R. Grote, pp. 257-277. 

 Art. XL The Tertiary lake-basin at Florissant, Colorado, between South 

 and Hay den parks, by Samuel H. Scudder, pp. 279-300, 1 

 map. 

 Art. XII. Revision of the genus Sciurus, by Dr. E. L. Trouessart; trans- 

 lated, with notes, by Dr. Elliott Cones, U. S. Army, pp. 

 301-307. 

 Art. XIII. Osteology of the North American Tetraonida^ by R. W. Shu- 

 feldt, M. D., First Lieut. Med. Dept., U. S. A., pp. 309-350, 

 pis. v-xiii. 

 Art. XIV. Osteology of Lanius ludoviciaiuis excubitorides, by R. W. Shu- 

 feldt, M. D., First Lieut. Med. Dept., U. S. A., pp. 351-359, 

 pi. xiv. 

 Art. XV. Review of the Rodentia of the Miocene period of North 

 America, by E. D. Cope, N. A. S., pp. 361-386. 

 Art. XVI. On the Canidre of the Loup Fork epoch, by E. D. Cope, pp. 

 387-390. 

 Art. XVII. On a crayfish from the lower Tertiary beds of western Wyom- 

 ing, by A. S. Packard, jr., pp. 391-397, 1 illustration. 

 No. 3. August 30, 1882. 399^98 pp., 2 11. 



Art. XVIII. Preliminary list of works and papers relating to the mam- 

 malian orders Cete and Sirenia, by Joel Asaph Allen, pp. 

 899-562. 

 Art. XIX. New moths, with partial catalogue of Noctuf<^, by A. R. Grote, 

 A. M., pp. 563-578. 

 Art. XX. New moths, principally collected by Mr. Roland Thaxter in 

 Maine, with notes on noxious species and remarks on classi- 

 fication, pp. 579-591. 

 Index. 593-598 pp. 



