HAY.] 



CATALOGUE. 



471 



Marsh, 0. C. 1880 A, p. 86, pi. i. 



1897 C, p. 527. 



Merriam, J. C. 1894 A, p. 30. (Platecarpus.) 

 Owen, R. 1880 A, pi. viii, figs. 1, 3. 

 Williston, S. W. 1898 E, p. 188, pi. xlvli. (Plate- 

 carpus.) 



Woodward, A. S. 1898 B, p. 193, fig. 117. 



/itu-l. K. A. 1890 A, p. 622, figs. 550, 552. 



Cretaceous (Niobrara); Kansas. 



Lestosaurus tectulus (Cope). 



Cope, E. D. 1871 N, p. 271. (Holcodus.) 



1872 F, p. 331. (Holcodus.) 



1874 C, p. 36. (Platecarpus.) 



1875 E, pp. 159, 269; pi. xxi, flgs. 3-6; pi. xxvii, 

 figs. 5-10. (Platecarpus.) 



Williston, S. W. 1898 E, p. 183. (Platecarpus.) 

 Cretaceous (Pierre); Kansas. 



BKACHYSAURUS Willist. Type B. orertoni Willist. 



H'Uliston. S. W. 1897 D. 

 1897 F, p. 178. 



1897 H, p. 246. 



1898 E, p. 192. 



Brachysaurus overtoni Willist. 

 WiUiston, S, W. 1897 D, p. 96, pi. viii. 



1898 E, pp. 148, 192, pi. xxii; pi. xxx; pi. xi, 



figs. 10, 11; pi. Ixii, fig. 1. 

 Cretaceous ( Pierre) ; Kansas. 



HOLOSAURUS Marsh. Type //. abruptux Marsh. 



Holosaurus abruptus Marsh. 



Marsh, O. C. 1880 A, p. 87. 

 Dollo L. 1893 C, p. 221. 

 Williston, S. W. 1897 H, p. 245. (Syu. of Plate- 

 carpus.) 



1897 J, p. 107. 



1898 E, p. 192. 

 Zittel, K. A. 1890 A, p. 624. 



Marsh, O. C. 1880 A, p. 87. 



1897 C, p. 527. 

 Williston, S. W. 1898 E, p. 193. 



Cretaceous (Niobrara) ; Kansas. 



TYLOSA CRINGE. 



U-illMvn, S. W. 1897 F, pp. 177, 180. 

 Marsh. O. C. 1876 G, p. 59, (Tylosauridae. ) 



Williston, S. W. 1895 A, p. 169. (Tylosauridse.) 

 1898 E, pp. 90, 171. 



MACROSAURUS Owen. Type M. Isevis Owen. 



Owen, It. 1849 A, p. 382. 



Cope, E. D. 1869 M, p. 200. (Syn. of Liodon.) 



1875 E, p. 270. (Syn. of LiodonJ 

 Gibbes, R. W. 1851 A, p. 13. 

 Leidy, J. 18C5 A, p. 74. 

 Zittel. K. A. 1890 A, p. 622. (Syn. of Liodon.) 



Macrosaurus laevis Owen. 

 Owen, S. 1849 A, p. 382, pi. xi, figs. 1-6. 

 Cope, E. D. 1867 E, p. 26. 



1869 A, p. 260. 



1869 B, p. 734. 



1869 M, pp. 205, in part. (Liodon.) 



1875 E, p. 270. (Liodon.) 

 Leidy, J. 1865 A, pp. 74, 118. 



1865 D, p. 70. 



Owen, R. 1879 B, p. 54. (Leiodon.) 

 Cretaceous; New Jersey. 



Macrosaurus mitchillii (De Kay). 

 DeKay, J. E. 1830 A, p. 140, pi. iii, figs. 3, 4. (Geo- 



Cope, E. D, 1869 A, p. 261. (Mosasaurus impar.; 



1869 M, pp. 193, 205. (Liodon.) 



1871 G, p. 43. (Liodon.) 



1875 E, p. 270. (Liodon.) 



1875V, p. 41. (Liodon.) 

 De Kay, J. E. 1842 A, p. 28, pi. xxii, figs. 55,56. 



(Geosaurus.) 

 Emmons, E. 1858 B, p. 224, figs. 45, 46. (Drepano- 



don impar. ) 



Gibbes R. W. 1851 A, p. 9. (Geosaurus.) 

 Giebel, C. G. 1847 B. p. 134. (Geosaurus.) 

 Harlan, R. 1834 B, p. 82. (Geosaurus.) 



1835 B, p. 285. (Geosaurus.) 

 Leidy, J. 1856 L, p. 255. (Drepanodon impar.) 



1857 A, p. 271. (Drepanodon impar.) 



1859 B, p. 10. (Lesticodus impar.) 



1859 D, p. 92. (Geosaurus.) 



1835 A, p. 65, pi. xi, figs. 1-4, fide Cope. 

 (Mosasaurus mitchillii.) 



1865 D, p. 70 in part. 

 Williston, S. W. 1897 F, pp. 182, 183. (Tylosaurus.) 



1898 E, p. 172. (Tylosaurus.) 

 Cretaceous; New Jersey. 



TYLOSA URI:S Marsh. Type T. micromus Marsh. 



Marsh, O. C. 1872 H, p. 147. (To replace Rhino- 

 saurus Marsh and Rhamphosaurus Cope, both 

 preoccupied.) 



Since the American species assigned to Tylo- 

 yaurus may prove to be congeneric with those 



called by Owen Leiodon and by others Liodon, 

 references to literature of the latter title is 

 given. Leiodon is, however, preoccupied by 

 Swainson, 1839. 

 Charlesworth, E. 1846 A. (Liodou.) 



