HAY.] 



CATALOGUE. 



577 



MEGALONYX Jefferson. Type M. jeffersonii Desm. 



Jefferson, Thos. 1799 A. 

 Allen, J. A. 1876 A. 

 Ameghino, F. 1889 A, p. 690. 

 Amer. Geologist 1891 G, p. 193. 

 Blainville, H. M. D. 1839 B. 



1839 C, p. 116. 



1864 A, iv, EE, p. 42, pis. lii, iv. 

 Bronn, H. G. 1838 A, p. 1253. 

 Burmeister, H. 1866 B, p. 179. 



1879 B, p. 382. 

 Claypole, E. W. 1891 A. 



1897 A. 

 Cope, E. D. 1871 1, p. 72. 



1889 C, p. 186. 



1889 P, p. 660, pi. xxxi. 

 Cuvier, G. 1804 A, pp. 358-376. ("Megalonix.") 



1834 A, viii, pt. i, pp. 304-330. 

 De Kay, J. E. 1842 C, p. 98. 

 Gervais, P. 1855 A, p. 44. 



1873 A, p. 466. 

 Giebel, C. G. 1847 A, p. 111. 

 Harlan, R. 1825 A, p. 201. 



1835 B, p. 271. 

 Holmes, F. S. 1858 B. 

 Leidy, J. 1855 B, pp. 3, 57. 



1857 K. 



1860 A, p. 107. 

 Lund, P. W. 1841 A, p. 72. 

 Lydekker, R. 1887 A, p. 111. 



1896 B, p. 105. 



Nicholson and Lydekker 1889 A, p. 1299. 

 Owen, R. 1840 F, p. 64. 



1842 D. 



1843 B. 



1845 B, p. 333. 



1852 A. 



1866 B, p. 411. 



Pictet, F. J. 1853 A, p. 268, pi. viii, figs. 1-3. 

 Reinhardt, J. 1879 A. 

 Safford, J. M. 1892 A. 



Trouessart, E. L. 1898 A, p. 1106. 

 Wheatley, C. M. 1871 A. 

 Wistar, C. 1799 A. 

 Wortman, J. L. 1897 B. 

 Wyman, J. 1850 D. 

 Zittel, K. A. 1893 B, p. 134. 



Megalonyx dissimilis Leidy. 



Leidy, J. 1855 B, pp. 45, 57, pi. xvi, figs. 8, 15. 

 Cope, E. D. 1889 P, p. 660. 



18% F, p. 379. (Syn. of M. jeffersonii.) 

 Cuvier, G. 1804 A, pi. xxiii, fig. 13. ("Megalonix.") 



1834 A, pi. ccxvi, fig. 13. (" Megalonyx.") 

 Leidy, J. 1852 H, p. 117. (No description.) 



1854 A, p. 9. (No description. ) 



1869 A, p. 412. 

 Roger, O., 1896 A, p. 96. 

 Trouessart, E. L. 1898 A, p. 1106. 

 Wailes, B. L. C. 1854 A, p. 286. 



Pleistocene; Mississippi. 

 Prof. Cope (1896 F, p. 379) regards this species, 

 described by Leidy, as synonymous with M. 

 jeffersonii. 



Bull. 179 37 



Megalonyx jeffersonii (Desmarest). 



Desmarest, A. G., 1822, Mammalogie, p. 366. (Mega- 

 therium. ) 



Bronn, H. G. 1838 A, p. 1255, pi. xlv. fig. 10. 



Burmeister, H. 1866 B, p. 180. 



Claypole, E. W. 1891 A. ("Megalonyx"; this 

 species?) 



1897 A. ("Megalonyx"; this species?) 



Cooper, W. 1831 A, pp. 171, 206. 



1833 A. ("Megalonyx.") 

 Cooper, Smith, and De Kay 1831 A, p. 371. 

 Cope, E. D. 1869 E, p. 172. 



1889 P, p. 660. 



1893 A, p. 50. 



18% F, p. 379. 



1899 A, p. 210. 



Cope and Wortman 1884 A, p. 39, pi. v, figs. 1, 2. 

 Cuvier, G. 1804 A, pp. 358-376, pi. xxiii, except 

 fig. 13. ("Megalonix.") 



1834 A, viii, pt. i, p. 304; pi. ccxvi, except 

 fig. 13. ("Megalonyx.") 



De Kay, J. E. 1842 C, p. 99. 

 Dickeson, M. W. 1846 A, p. 106. 

 Harlan, R. 1825 A, p. 201. 



1831 A, p. 269, pis. xii-xiv (M. laqueatus; 

 M. jeffersonii); p. 384 (Aulaxodon s. 

 Pleurodon). 

 1831 B, p. 74. 



1834 B, p. 65 (M. jeflersonii); p. 67 (M. la- 

 queatus.) 



1835 A, p. 273. (M. laqueatus.) 

 1835 B, p. 271. (M. laqueatus. ) 



1835 C, p. 319, pis. xii-xiv; pi. xv, figs. 5-7. 

 (M. laqueatus.) 



1843 A, p. 209. (M. laqueatus, in part.) 

 Jefferson, Thos. 1799 A. (" Megalonyx.") 

 Kindle, E. M. 1898 A, p. 485. 



Leidy J. 1852 H, p. 117. (M. jeffersonii; M. po- 

 tens.) 



1854 A, p. 9. 

 18541, p. 200. 



1855 B, pp. 3, 57, pis. i-xiii. 

 1860 A, p. 107, pi. vi, fig. 1. 



1869 A, pp. 411, 412. 



1870 H, p. 13. 

 1889 E, p. 27. 



Lesley ,J. P. 1889 A, p. 383. 

 Lindahl, J. 1892 A, pi. v, figs. 2, 4, 6. 

 Lund, 1839 A, p. 573. 

 Lydekker, R. 1887 A, p. 111. 



1896 B, p. 107. 

 Lyell, C. 1843 B, p. 128. ("Megalonyx.") 



1844 A, p. 323. ("Megalonyx.") 

 Mercer, H. C. 1897 A, figs. 1-26. 

 Nicholson and Lydekker 1889 A, p. 1229. 

 Orton, E. 1891 A. 



Owen, D. D. 1857 A, p. 273. 



Owen, R. 1840 F, pp. 64, 99, pi. xvii, fig. 1. 



1842 D. 



1843 B, p. 343. 



Quenstedt, F. A. 1852 A, p. 44, pi. i, fig. 1. 



1885 A, p. 61, pi. i, fig. 15. 



Rafinesque, C. S., 1832, Atlantic Jour., p. 18. (Au- 

 laxodon speleum. ) 



