474 



FOSSIL VERTEBRATA OF NORTH AMERICA. 



[BULL 179. 



Gegenbaur, C, 1864 A. 



185 B, p. 40. 



1898 A. 



Gill, T. 1900 A, p. 730. 

 Gorski, C. 1858 A. 

 Gunther, A. 1886 A, p. 444. 

 Haeekel, E. 1895 A. p. 344. 

 Hoffmann, C. K. 1876 A. 



1878 A. 



1879 A, p. 99. 

 1890 B. (Saurii.) 



Huxley, T. H. 1870 A. 



1872 A, p. 186. 



1876 B, xiii.p. 429. 

 Leidy, J. 1871 C, p. 368. 

 Levy, H. 1898 A. 

 Lydekker, R. 1888 B, p. 275. 

 Marsh, O. C. 1877 E. 

 Mivart, St. G. 1886 A, p. 448. 

 Miiller, J. 1831 A, p. 238. (Lacertina.) 

 Nicholson and Lydekker 1889 A, p. 1138. 



Osborn, H. F. 1900 A, p. 1 



Owen, R. 1842 A, p. 144. 



1860 A, p. 165. 



1877 A. 

 Parker, W. K. 168 A, p. 100. 



1879 B, p. 63. 



1880-A. 



Rathke, H. 1853 A. ("Saurier.") 

 Segond, L. A. 1873 A, p. 14. (" L6zard.") 

 Siebenrock, F. 1892 A. 



1894 A. 



1895 A. 

 1895 B. 



Stannius, H. 1856 A. (Sauria.) 

 Steinmann and Doderlein 1890 A, p. 644. 

 Tomes, C. S. 1898 A. p. 270. (" Saurians.") 

 Wiedersheim, R. 1889 A, p. 438. 

 Zittel, K. A. 1890 A, pp. 450, 602. 



IGUANID^E. 



Gray, J. E., 1827, Philos. Mag. (2), ii, p. 127. 

 Boulenger, G. A. 1884 A, p. 119. 



1885 A, p. 1. 

 Cope, E. D. 1864 A, p. 227. (Anolidse, Iguanidse.) 



1900 A, p. 220. 

 Gadow, H. 1898 A. p. 25. 



Hoffmann, C. K. 1890 B, p. 1217. 

 Lydekker, R. 1888 B, p. 277. 

 Parker, W. K. 1868 A, p. 107. (Iguana.) 

 Siebenrock, F. 1895 B. (On Agamidse.) 

 Stannius, H. 1856 A. (Iguanoidea.) 

 Zittel, K. A. 1890 A, p. 607. 



IGUANAVUS Marsh. Type I. exilis Marsh. 



Marsh, 0. C. 1872 K, p. 309. 



Nicholson and Lydekker 1889 A, p. 1140. 



Iga anavus exilis Marsh. 

 Marsh, 0. C. 1872 K, p. 309. 



King, C. 1878 A, p. 405. 



Eocene (Bridger); Wyoming. 



Iguanavus teres Marsh. 

 Marsh, O. C. 1892 E, p. 451. 



Cretaceous (La ramie); Wyoming. 



CHAMOPS Marsh. Type C. segnis Marsh. 



Marsh, 0. C. 1892 E., p. 450. 



Provisionally assigned to the Iguanidx. 



Chamops segnis Marsh. 

 Marsh, O. C. 1892 E, p. 450, figs. 2, 3. 

 Cretaceous (Laramie); Wyoming. 



ANGUID.E. 



Cape, E. D. 1864 A. pp. 227, 228. (Anguidse, Ger- Gaupp, E. 1898 A. (Anguis.) 



rhonotidjE. ) 

 Boulenger, G. A. 1884 A, p. 121. 



1885 A, ii, p. 265. 

 Cope, E. D. 1877 K, p. 42. (Placosauridse.) 



1882 J, p. 981. ( Placosauridse. ) 



1884 O, p. 772. (Gerrhonotidae.) 



1900 A, p. 488. 

 Gadow, H. 1898 A. p. 25. 



Hoffmann, C. K. 1890 B. (Anguis.) 



Lydekker, R. 1888 B, p. 278. 



Marsh, O. C. 1877 E, p. 222. (Glyptosauridae.) 



Nicholson and Lydekker 1889 A, p. 1140. 



Parker, W. K. 1808 A, p. 98. 



Siebenrock, F. 1892 A. 



1895 A. 

 Zittel, K. A. 1890 A, p. 607. 



PLACOSAURUS Gervais. Type P. rugosvs Gervais. 



Oervais, P., 1852, Zool. Paleont. France, ed. i, p. 



260. 



Lydekker, R. 1888 C, p. 110. 

 Nicholson and Lydekker 1889 A, p. 1140. 

 Pictet, Gaudin, and Harpe 1857 A, p. 93. 

 Zittel, K. A. 1890 A, p. COS. 



Placosaurus ? sp. indet. 



Cope, E. D. 1877 K, p. 42, pi. xxxii, figs. 26-36. 



Eocene; New Mexico. 



The fossil fragments above described Professor 

 Cope referred with doubt to the Placosauridse. 



