S. eximia, Leidy. Cont. to Ext. Vert. Faun., p. 118.
Canis.
C. montanus, Marsh. Am. Jour. of Sc., 3d Ser. vol. ii., p. 123.
Dromocyon, Marsh. Am. Jour. of Sc., 3d Ser. vol. xii., p. 403.
D. vorax, Marsh, loc. cit.
Harpalodon, Marsh. Am. Jour. of Sc., 3d Ser. vol. iv., p. 216.
H. sylvestris, Marsh, loc cit.
H. vulpinus, Marsh, loc. cit., p. 217.
Limnocyon, Marsh. Am. Jour. of Sc., 3d Ser. vol. iv., p. 126.
L. verus, Marsh, loc. cit.