666 



FOSSIL VERTEBRATA OF NORTH AMERICA. 



[BULL. 179. 



Marsh, O. C. 1875 B, p. 260. (Eporeodon.) 

 Matthew, W. D. 1899 A, p. 60. (Oreodon.) 

 Osboni and Wortman 1894 A, p. 218, fig. be. (Oreo- 

 don.) 



Roger, O. 1896 A, p. 213. (O. jacksoni.) 

 Scott, W. B. 1890 B, pi. xiii, fig. 6. (Oreodon.) 

 Trouessart, E. L. 1898 A, p. 836. (Eucrotaphus.) 

 Oligocene (White River); South Dakota. 



Merycoidodon culbertsonii Leidy. 



Leidy, J. 1848 B, p. 47, plate. 



Unless otherwise indicated, the following au- 

 thors refer to this species under the generic 

 name Oreodon. 



Bettany, G. T. 1873 A. 



Cope, E. D. 1884 M, pp. 511, 512, 513. (O. culb- 

 ertsonii and O. culbertsonii periculorum.) 

 1888 X, p. 1094. 



Farr, M. S. 1896 A, p. 157. 



Gaudry, A. 1878 B, p. 81. fig. 90. 



Hayden, P. V. 1858 B, p. 157. 



King, C. 1878 A, p. 411. 



Leidy, J. 1851 D, p. 239 (Cotylopsspeciosa); p. 238 

 (O. priscum). 



1851 E, p. 276. (Oreodon robustum.) 



1852 J, p. 548, pi. x, figs. 4-6; pi. xiii, figs. 3, 4. 



1852 L, p. 64. (Oreodon priscum, M. culb- 

 ertsonii.) 



1853 D, p. 392. 



1854 A, pp. 45, 113, pis. ii, iii; pi. iv, figs. 1-5; 

 pi. v, figs. 1, 2; pi. vi, figs. 8-11. 



1854 E. 



1869 A, pp. 86, 379, pi. vi, fig. 1; pi. vii, fig. 

 2; pi. ix, fig. 1. 



1870 J, p. 67. 



1870 P, p. 112. 



1871 C, p. 345. 

 1873 B, pp. .211, 318. 



Lydekker, R. 1885 C, p. 207. 



Marsh, O. C. 1870 D. 



Matthew, W. D. 1899 A, p. 60. 



Osborn and Wortman 1894 A, p. 215, fig. 5 A. 



Roger, O. 1896 A, p. 213. 



Scott, W. B. 1890 B, pi. xii; pi. xiii, fig. 4; pi. xvi, 



figs. 27-29; text figs, ii, iii, iv, x. 

 Stewart, A. 1897 A, pi. i. 



Trouessart, E. L. 1898 A, p. 835. 

 Zittel, K. A. 1893 B, p. 353, fig. 288. 



Oligocene (White River); South Dakota. 



Merycoidodon gracilis Leidy. 

 Leidy, J. 1851 D, p. 239. (Oreodon.) 

 Cope, E. D. 1874 B, p. 498. (Oreodon.) 



1884 M, pp. 511, 512. (Oreodon, with varie- 

 ties gracilis and coloradoensis. ) 



1884 T, p. 281. (Oreodon.) 

 Hayden, F. V. 1858 B, p. 157. (Oreodon.) 

 King, C. 1878 A, p. 411. (Oreodon.) 

 Leidy, J. 1852 J, p. 550, pi. xi, figs. 2, 3; pi. xiii, 

 figs. 5, 6. (Oreodon.) 



1852 L, p. 64. (Oreodon.) 



1853 D, p. 392. (Oreodon.) 



1854 A, p. 53, pi. v, figs. 3, 4; pi. vi, figs. 1-7. 

 (Oreodon, Merycoidodon.) 



1854 E, p. 157. (Oreodon.) 

 1869 A, pp. 94, 379, pi. vi, figs. 2, 3. (Oreo- 

 don.) 



1871 C, p. 346. (Oreodon.) 

 1873 B, p. 211. (Oreodon.) 

 Osborn and Wortman 1894 A, p. 216, fig. 5, B. 



(Oreodon.) 



Roger, 0. 1896 A, p..213. (Oreodon.) 

 Scott, W. B. 1890 B, pi. xiii, fig. 5; text figs, i, 



ix, x, 5. (Oreodon.) 



Scott and Osborn 1887 B, p. 154. (Oreodon.) 

 Trouessart, E. L. 1898 A, p. 835. {Oreodon.) 

 Zittel, K. A. 1893 B, p. 353. (Oreodon.) 



Oligocene (White River); South Dakota, Ne- 

 braska, Colorado. 



Merycoidodon hybridus (Leidy). 

 Leidy, J. 1869 A, pp. 105, 380 1 , pi. ix, fig. 4. (Oreo- 

 don.) 



1871 C, p. 346. (Oreodon.) 

 1873 B, p. 212. (Oreodon.) 

 Roger, O. 1896 A, p. 213. 

 Trouessart, E. L. 1898 A, p. 835. 



Oligocene (White River); South Dakota. 



Merycoidodon minor Cope. 

 Cope, E. D. 1888 X, p. 1094. (Name only.) 



EUCROTAPHUS Leidy. Type E. jacksoni Leidy. 



Leidy, J. 1850 A, p. 90. 

 Cope, E. D. 1884 H, p. 23. 

 1884 M, pp. 504, 513. 



1884 T. 



1885 B, p. 484. 



1887 B, p. 386. 



1888 X, p. 1093. 

 Leidy, J. 1851 D, p. 239. 



1852 J, p. 562. 



1852 L, p. 64. 



1854 A, pp. 56, 113! 



1854 C, p. 157. 



1873 B, p. 212. 



Nicholson and Lydekker 1889 A, p. 1327. 

 Scott, W. B. 1890 B, p. 320. (Syn. of Oreodoii.) 



Wortman, J. L. 1893 A. 



Zittel, K. A. 1893 B, pp. 352, 355. 



Eucrotaphus jacksoni Leidy. 



Leidy, J. 1850 A, p. 90. 



Cope, E. D. 1884 M, pp. 514, 517 (E. jacksoni); 



p. 519 (subsp. leptacanthus). 

 Leidy, J. 1852 L, p. 65. 



1854 A, pp. 56, 113, pi. vii, figs. 4-6. 



1869 A, pp. 134, 381. 



Lydekker, R. 1877 A, p. 334. (Eporeodon.) 

 Roger, 0. 1896 A, p. 213. (Oreodon.) 

 Scott, W. B. 1890 B, p. 372, fig. x, 2. (Oreodon.) 

 Trouessart, E. L. 1898 A, p. 836. 



Oligocene (White River); South Dakota. 



