498 



FOSSIL VERTEBRATA OF NORTH AMERICA. 



[BULL. 179. 



CERATOPSIDjE. 



Marsh, '0. C. 1888 C, p. 473. 



Baur, G. 1891 A. ( Agathaumidse. ) 



1891 C, p. 354. (Agathauinidie.) 

 Cannon, G. L. 1888 A, p. 215. 

 Cope, E. D. 1889 Q, p. 715. (Agathaumidse.) 



1889 R, p. 864. (Agathaumidae.) 

 1891 N, p. 43. (Agathaumidae.) 

 1898 B, p. 70. (Agathaumidae.) 



Marsh, O. C. 1889 G. 



1890 A, p. 83. 

 1890 C, p. 418. 



Marsh, O. C. 1890 F. 



1891 C. 

 1891 G. 



1895 C, p. 497. 



1896 C, pp. 206, 243. 

 18% D, p. 210. 



1897 C, p. 509. 



Nicholson and Lydekker 1889 A, p. 1 

 Steinmann and Doderlein 1890 A, p. 



AGATHAUMAS Cope. Type .1. nylvestris Cope. 



Cope, E. D. 1872 Q. 

 Amer. Geologist 1891 D. 

 Banr, G. 1891 A. 



1891 C, p. 354. 



1891 D, p. 450. 



Cope, E. D. 1874 B, ].. 444 (Agathaumas); pp. 

 448,451 (Polyonax, type P. mortuarius). 



1874 C, p. 17 (Agathaumas); p. 24 (Poly- 

 onax). 



1875 E, p. 53 (Agathaumas); p. 63 (Poly- 

 onax). 



1883 J, p. 99. 



1888 Z. (Polyonax.) 



1889 A. (Polyonax.) 



1889 Q, p. 715. (Polyonax.) 

 1889 T, p. 906. ( Polyonax. ) 



1891 N, p. 43. 



1892 T, p. 758. 

 Marsh, O. C. 1893 I, p. 438. 



1895 C, p. 497. 



1896 C, p. 217. (Agathaumas; Polyonax.) 

 Osborn, H. F. 1893 B, p. 326. 



Zittel, K. A. 1890 A, p. 751. (Agathaumas, Poly- 

 onax.) 



Ag-athaumas mortuarius Cope. 

 Cope, E. D. 1874 B, pp. 448, 451. (Polyoiix.) 



1874 C, p. 25. (Polyonax.) 



1875 E, p. 64, pi. ii, figs. 3-5; pi. iii, figs. 1-1. 

 (Polyonax.) 



1889 Q, p. 715. 

 Cretaceous (Laramie); Colorado. 



Agathaumas sylvestris Cope. 



Cope, E. D. 1872 Q. 



Baur, G. 1891 A. 



Cope, E. D. 1872 EE, p. 279. 



1872 FF. 



1873 A. 



1874 B, pp. 442, 445. 



1874 C, pp. 16, 18. 



1875 E, pp. 54, 248, pis. iv, v; pi. vi, figs 1-4. 

 1878 S, p. 245. 



1889 Q, p. 716. 



1891 N, p. 43. 



1892 T, p. 758. 



Cretaceous (Laramie); Wyoming. 



TRICERATOPS Marsh. Type Ceratops horridus Marsh. 



Marsh, O. C. 1889 E, p. 173. 

 Ameghino, F. 18% A, p. 391. 

 Amer. Geologist 1891 D. 

 Baur, G. 1891 A. (Agathaumus.) 



1891 D, p. 450. (Agathaumus.) 

 Cope, E. D. 1889 T, p. 906. (Polyonax.) 

 Fiirbringer, M. 1900 A, p. 350. 

 Lydekker, R. 1893 E, p. 138. 

 Marsh, O. C. 1889 G, p. 502. 



1890 C, p. 418. 



1890 F, p. 2. 



1891 B, p. 167. 

 1891 C, p. 339. 



1895 C, p. 497. 

 18% C, p. 208. 



1897 C, p. 510. 



1898 B, p. 407. 

 Natural Science 1893 A. 



Nicholson and Lydekker 1889 A, p. 1163. 

 Seeley, H. G. 1893 A, p. 438. 

 Steinmann and Doderlein 

 Woodward, A. S. 1898 B, p. 213. 

 Zittei, K. A. 1890 A, pp. 750, 752. 

 Monoclonius. ) 



p. 665. 



(Syn. ? of 



Triceratops calicornis Marsh. 

 Marsh, 0. C. 1898 A, p. 92. 

 Walcott, C. D. 1900 A, p. 23. (T. California.) 

 Cretaceous; Wyoming. 



Triceratops elatus Marsh. 

 Marsh, 0. C. 1891 E, p. 265. 



Cretaceous (Laramie); Wyoming. 



Triceratops g-aleus Marsh. 

 Marsh, O. C. 1889 E, p. 174. 



1897 C, p. 527. 

 Cretaceous (Laramie), Colorado. 



Triceratops horridus Marsh. 



Marsh, 0. C. 1889 C, p. 334. (Ceratops.) 

 1889 E, p. 173. 



1889 G, p. 502. 



1890 C, p. 426, pi. vi, figs. 7-9. 



1891 B, p. 178, pi. ix. 

 1891 G. 



18% C, p. 208, pi. Ixix, figs. 10-12. 

 1897 C, p. 527. 

 Zittel, K. A. 1890 A, p. 752, fig. 665. 



Cretaceous (Laramie); Wyoming, Colorado. 



