Equus. 
643 
6760. f fraternus. Leidy — (4.929); Gidley, 1. c., 
1901, p. 110, f. 8, C , JJ. 
caballus, p., Harlan, 1835. 
curuidens et aviericanus, p., Leidy, 1847. 
676 1. f occidentalis, Leidy, 1865 — (4925); 
Gidley, 1. c., 1901, p. 114, f. 10. 
6762. f? excelsus, Leidy, 1858 — (4922); Gidley, 
1. c., 1901, p. 113, f. 9. 
6763. f pacificus, Leidv — (4925 part.); Gidley, 
1. c., 1901, p. 116, f. 11. 
6764. f pectinatus, Cope, Journ. Acad. Philad., 
1899. XI, p. 255, 257; Gidley, 1. c., 1901, 
p. 133, f. 23, 24. 
6765. tconversidens. Owen — (4928); Gidley, 
1. c., 1901. p. 118. 
6766. f crenidens, Cope, 1884 nec 1885 — (4925) ; 
Gidley, 1. c., 1901, p. 122. 
6767 jscotti. Gidley, Bull. Amer. Mus., 1900, 
p. 111, tig. 1 — 3 et 5 j 4; 1901, p. 134, 
f. 25, 26; Osborn, CougrSs Geol. Intern. 
de Paris, 1901, pl. 1 (fig. major). 
6768. jgiganteus, Gidley, 1. c., 1901, p. 137, f. 27. 
crenidens, p., Cope, Amer. Nat., 1885, 
p. 1208, pl. 37, f. 4. 
6769. fsemiplicatus, Cope — (4927); Gidley, 
1. e., 1901, p. 129, f. 20, 21. 
6770. j- tau. Owen — (4926); Gidley, 1. c., 1901, 
p. 120, f. 12. 
barcenaei, Cope (4.926' part); Gidley, 
1. c., p. 123. 
6771. fcurvidens, Owen — (4935); Ameghino, 
A nal.Mus. B.-Aires, 1904,p.229, f.304,323. 
6772. fargentinus, Burmeister — (4936). 
6773. f rectidens, Gerv. et Amegli. — (4937); 
Amegliino, 1. c., 1904, p. 138, f. 167, 
238, 324. 
6774. flundi, Boas — (4939). 
6775. j-munizi (C. Amegli.), Ameghino, 1. c., 1904, 
p. 225, f. 301. 
f Pleistocaen. 
United-States a 
Pennsylvania ad 
Texas, Louisiana. 
f Pleistocaen. 
California. 
f Pleistoc. Nebraska, 
ICaD sas, Texas, Mexico . 
f Pleistocaen. Oregon. 
f Pleistocaen. 
Pennsylvania, Illinois. 
f Pleistocaen. Mexico. 
j- Pleistocaen. Mexico. 
f Pleistocaen. Texas. 
| Pleistocaen. Texas 
Merid.-Occ. 
-j- Pleistocaen. Texas. 
f Pleistocaen. Mexico. 
f Pliocaen. Super. 
Brasil Merid., 
Argentina. 
f Pliocaen. Super. 
Argentina. 
j- Pleistocaen. 
Argentina. 
f Pleistoc. Brasil. 
-j- Pleistoc. Argentina. 
42 
