Am. Jour. Sci., Vol. XXXVIII, 1889. 



Plate Vll 



l.xa 



4. 5.x3 6.x3 7. 8.x3 9.x3 10. 11.X3 12.X3 



Q I 7\ -^© Q 1 4 <^ £) -W ""^ 



13. 



14.xs 



15.X2 16.x2 



17. 18.x3 ' 19 



20.X3 21.x3 



22. 23.x:s 



24.x3 



25. 



2G.x3 



27. 



28. xs 



29.x3 



30.x3 



31.X3 



32. 3.3.x2 3-1. x2 35.x2 36. 37.x2 38.x2 39. 



American Cretaceous Mammals. 



