1254 



Polymastodon, Microlestes. Ctenacodon, Plagiaulax. 



7167.|foliatus, Cope, Amer. Nat„ 1882, p. 416 

 Catops.); 1884, p. 688, fig. 5; Tert.Vert., 

 1884, p. 171, pl. 23, d; Matthew, Bull. 

 Am.Mus., IX, 1897, p. 263 (genus dist.). 



7168. fselenodus. Osborn et Earle, Bull. Amer. 

 Mus., VII, 1895, p. 15. 



fEocaen. infer. 

 Nov.-Mexico. 



fEocaen. infer. 

 Nov.-Mexico. 



Pamilia II. fPlagiauBacidae. 



1561. Microlestes, Plieninger, 1847. 

 Hypsiprymnopsis, Dawkins, 1864. 



7169. fantiquus. Plieu.. Wurttemb. Jahresh., 

 1847, p. 164, pl. 1. fig. 3, 4; Nova Acta 

 Ac. Leop., XXII. 1850. p. 902, pl. 71: 

 Osborn, Journ. Acad. Philad.. 1888, p.214, 

 fig. 7. 1. 



7170. f rhaeticus. Dawkins, Quart. Jouru. Geol. 

 Soc, XX,' 1864, p. 396; Owen, Mon. 

 Pal. Soc, 1871, p. 8. pl. 1, fig. 16, 16 A. 



7171. jMoorei, Owen, Mon. Pal. Soc. 1871, 

 p. 6, pl. 1, fig. 1—13. 



jTrias (Rhaetic), 



Germania 



(Wurttemberg). 



fTrias (Rhaetic), 

 I. Britannia. 



fTrias (Rhaetic), 

 I. Britannia. 



1562. f Ctenacodon, Marsh, 1879. 



7172. iserratus, Marsh. Amer. Joum. Sc, XVIII. 

 1879, p. 396; XXXIU. 1887, p. 333. 

 pl. 8, tig. 1, 4— 6; Cope, Amer. Natur., 

 1884, p. 693, fig. 7; Osborn. Journ. Acad. 

 Philad., 1888, p. 216, fig. 8. 



7173. fnanus. Marsh, Amer. Jouru. Sc. XXI, 

 1881. p. 511. 



7174. fpotens, Marsli. Amer. Journ. Sc, XXXIII, 

 1887, p. 333, pl. 8. fig. 2. 3. 7—9. 



tJurass. super. 



America sept. 



(Wyoming). 



tJurass. super. 



Wyoming. 

 tJurass. super. 



Wyoming. 



1563. t Plagiaulax, Falconer. 1857. 



Plioprion, Cope, 1885. 



7175. tminor. Fahoner.Quart.Journ.Geol.Soc, tJ m ' ass - supe-r. 



XIII. 1857, p. 261; Owen. Mon. Pal.Soc. Europa, 



1871, p. 75. pl. 3, fig. 9; Cope. Amer. I. Britannia. 



Natur., 1885. p. 493: Osborn. Journ.Acad. 

 Phil.. 1888, p. 215 (genus). 



