HAY.J 



CATALOGUE. 



297 



Campodus virg-inianus (St. J. and 



Worth.). 

 St. John and Worthen 1875 A, p. 321, pi. viii, flgs. 



Cope, E. D. 1894 F, p. 433. (Orodus, section 

 Agassizodus.) 



Lohest, M. 1884 A, p. 306. (Campodus agassizi- 



anus.) 



Woodward, A. S. 1889 D, p. 238. (C. agassizianus.) 

 Coal-measures; West Virginia. 



MESODMODUS St. J. and Worth. Type M. exsculptus St. J. and Worth. 



Miller, 8. A. 1889 A, p. 602, fig. 1148. 

 Woodward, A. S. 1889 D, p. 240. 



Subcarboniferous (Kinderhook); Iowa. 



St. John and Worthen 1875 A, p. 290. 

 Miller, S. A. 1889 A, p. 602. 

 Woodward, A. S. 1889 D, p. 239. 



Mesodmodus explanatus St. J. and 



Worth. 

 St. John and Worthtn 1875 A, p. 293, pi. v, figs. 



15-17. 

 Woodward, A. S. 1889 D, p. 239. 



Subcarboniferous (Kinderhook); Iowa. 



Mesodmodus exsculptus St. J. and 



Worth. 

 St. John and Worthen 1875 A, p. 291, pi. v, flgs. 



18-22. 



Mesodmodus ornatus St. J. and 



Worth. 

 St. John and Worthen 1875 A, p. 294, pi. v, flgs. 



12-14. 

 Woodward, A. S. 1889 D, p. 240. 



Subcarboniferous (Burlington); Illinois, 

 Iowa. 



DESMIODUS St. J. and Worth. Type D. tumidus St. J. and Worth. 



St. John and Worthen 1875 A, p. 337. 

 Miller, S. A. 1889 A, p. 595. 

 Newberry, J. S. 1889 A, p. 186. 

 Woodward, A. S. 1889 D, p. 240. 



Desmiodus costelliferus St. J. and 



Worth. 



St. John and Worthen 1875 A, p. 341, pi. xA, flgs. 

 10, 11. 



Keyes, C. R. 1894 A, p. 230. 



Miller, S. A. 1889 A, p. 595, fig. 1125. 



Woodward, A. S. 1889 D, p. 240. 



Subcarboniferous (St. Louis); Illinois, Mis- 

 souri. 



Desmiodus ? flabellum St. J. and 

 Worth. 



St. John and Worthen 1875 A, p. 343, pi. xA, fig. 



15. 



Keyes, C. R. 1894 A, p. 230. 

 Woodward, A. S. 1889 D, p. 240. 



Subcarboniferous (Keokuk); Missouri. 



| Desmiodus ? ligoniformis St. J. and 

 Worth. 



i St. John and Worthen 1875 A, p. 342, pi. xA, figs. 



j 12-14. 



| Keyes, C. R. 1894 A, p. 230. 



| Woodward, A. S. 1889 D, p. 240. 



Subcarboniferous (Keokuk); Missouri, Iowa. 



| Desmiodus minusculus (Newb. and 

 Worth.). 



Newberry and Worthen 1866 A, p. 67, pi. iv, fig. 

 11. (Orodus.) 



St. John and Worthen 1875 A, p. 339,340. (Des- 

 miodus.) 



Woodward, A. S. 1889 D, p. 237. (Orodus.) 

 Subcarboniferous (Keokuk) ; Illinois. 



Desmiodus tumidus St. J. and Worth. 



St. John and Worthen 1875 A, pp. 299, 339, pi. xA, 

 figs. 7-9. 



Keyes, C. R. 1894 A, p. 230. 



Woodward, A. S. 1889 D, p. 240. 



Subcarboniferous (St. Louis); Illinois, Mis- 

 souri. 



PETRODUS McCoy, F. Type P. patelliformis McCoy. 



McCoy, F. 1848 A, p. 132. 



Davis, J. W. 1883 A, p. 400. 



Jaekel, 0. 1899 A, p. 278. (Syn.? of Polyrnizodus.) 



Koninck, L. G. de 1878 A, p. 36. 



Lohest, M. 1884 A. 



McCoy, F. 1855 A, p. 637. 



Miller, S. A. 1889 A, p. 606. 



Newberry and Worthen 1866 A, p. 71. 



1870 A, p. 346. 

 Pictet, F. J. 1854 A, p. 263. 

 Trau tschold, H. 1874 B, p. 298. (Ostinaspis.) 



Woodward, A. S. 1889 D, p. 245. 

 Zittel, K. A. 1890 A, p. 76. 



It is probable that the bodies included in this 

 genus are not teeth but dermal tubercles. 



Petrodus acutus Newb. and Worth. 

 Newberry and Worthen 1866 A, p. 72, pi. iv, fig. 17. 

 Trautechold, H. 1874 B, p. 209, pi. xxviii, fig. 12. 



(Ostinaspis.) 



Woodward, A. S. 1889 D, p. 247. 

 Coal-measures; Illinois. 



