650 



FOSSIL VERTEBEATA OF NORTH AMERICA. 



Homacodon priscus Marsh. 



Marsh, 0. C. 1894 L, p. 261, fig. 3. 

 Roger, O. 1896 A, p. 199. (Pantolestes.) 

 Trouessart, E. L. 1898 A, p. 800. (Pantolestes!) 

 Eocene; Wyoming, New Mexico. 



Homacodon pucillus Marsh. 

 Marsh, 0. C. 1894 L, p. 261, fig. 4. 

 Roger, 0. 1896 A, p. 199. (Pantolestes.) 

 Trouessart, E. L. 1898 A, p. 800. (Pantolestes.) 

 Eocene; Wyoming, New Mexico. 



Homacodon vagans Marsh. 



Marsh, 0. C. 1872 G, p. 126. 

 Cope, E. D. 1894 E, p. 868. 

 King, C. 1878 A, p; 404. 

 Marsh, O. C. 1894 L, p. 262, figs. 5-8. 

 Matthew, W. D. 1899 A, p. 48. 

 Roger, 0. 18% A, p. 199. (Pantolestes.) 

 Scott, W. B. 1891 A, p. 486. 

 Trouessart, E. L. 1898 A, p. 800. (Pantolestes.) 

 Woodward, A. S. 1898 A, p. 342, fig. 1%. 

 Eocene (Bridger); Wyoming. 



NANOMERYX Marsh. Type JV. caudatua Marsh. 



Marsh, 0. C. 1894 L, p. 263. 

 Nanomeryx caudatus Marsh. 

 Marsh, 0. C. 1894 L, p. 263, figs. 9, 10. 

 Cope, E. D. 1894 E, p. 868. 



Matthew, W. D. 1899 A, p. 48. 

 Roger, O. 18% A, p. 199. 

 Trouessart, E. L. 1898 A, p. 801. 

 Eocene (Bridger); Wyoming. 



BUNOMEBYX "Wort. Type not indicated; B. elegans, being figured, may be taken. 



Wortman, J. L. 1898 A, p. 97. 

 Scott, W. B. 1899 A, p. 84. 



Bunomeryx elegans Wort. 

 Wortman, J. L. 1898 A, p. 100, fig. 2. 

 Matthew, W. D. 1899 A, p. 50. 

 Trouessart, E. L. 1899 A, p. 1348. 

 Eocene (Uinta); Utah. 



Marsh, O. C. 1877 E, p. 364. 

 Cope, E. D. 1892 S, p. 411. 

 Marsh, O. C. 1892 C, p. 352. 



Bunomeryx montanus Wort. . 

 Wortman, J. L. 1898 A, p. 97. 

 Matthew, W. D. 1899 A, p. 50. 

 Trouessart, E. L. 1899 A, p. 1348. 

 Eocene (Uinta); Utah. 



HELOHYID^E. 



Matthew, W. D. 1899 A, p. 48. (Homacodontidse, 



in part. ) 

 Scott, W. B. 1890 A, p. 485. 



HELOHYUS Marsh. Type H. plicodon Marsh. 



Marsh, 0. C. 1872 I, p. 207. 



Cope, E. D. 1873 D, p. 3. ("Thinotherium," of 

 Marsh.) 



1892 S, p. 411. 



1894 E, p. 868. (Syn. of Phenacodus.) 

 Marsh, O. C. 1872 I, p. 208. (Thinotherium, type 

 T. validum; not Thinotherium Cope, 1870.) 

 1877 E. 

 1892 C, p. 351. 

 1894 L, p. 264. 



Schlosser, M. 1886B, p. 12. (Syn.? of Phenacodus.) 

 Scott, W. B. 1889 C, p. 76. 

 L, pp. 486, 502. 

 J, p. 366. 

 Wilckens, M. 1885 B, p. 303. 

 Wortman, J. L. 1898 A, p. 94. 

 Zittel, K. A. 1893 B, p. 220. (Thinotherium Marsh.) 



Helohyus lentus Marsh. 

 Marsh, 0. C. 1871 D, p. 39. (Elotherium.) 

 Leidy, J. 1872 B, p. 365. (Elotherium.) 

 1873 B, p. 124. (Elotherium.) 



Marsh, O. C. 1878, in King, C. 1878 A, p. 404. (Helo- 

 hyus.) 



1894 L, p. 265, fig. 16. 

 Matthew, W. D. 1899 A, p. 48. 

 Roger, O, 18% A, p. 167. (Phenacodus?.) 

 Trouessart, E. L. 1898 A, p. 726. (Phenacodus.) 

 Eocene (Bridger); Wyoming. 



Helohyus plicodon Marsh. 

 Marsh, 0. C. 1872 I, p. 207. 



1894 L, p. 264, figs. 11-14, 17. 

 Matthew, W. D. 1899 A, p. 48. 

 Roger, 0. 1896 A, p. 166. (Phenacodus?.) 

 Scott, W. B. 1890 B, pi. xiv, fig. 14. 

 Eocene (Bridger); Wyoming. 



Helohyus validus Marsh. 



Marsh, 0. C. 1872 I, p. 208. (Thinotherium.) 



1894 L, p. 265, fig. 15. 

 Matthew, W. D. 1899 A, p. 48. 

 Roger, 0. 18% A, p. 166. (Phenacodus?.) 

 Eocene (Bridger); Wyoming. 



Marsh, O. C. 1894 L, p. 260. 



EOHYID.E. 



| Cope, E. I). 1894 E, p. 867. 



