648 Trigonolestes, Pantolestes, Homacodon, Nanomeryx, Bunomeryx, Helohyus. 
6801. f chacensis. Cope — (4959); Matthew, 
Bull. Am. Mus., 1899, p. 34. 
6802. f secans, Cope — (4960); Matthew, 1. c., 
1899, p. 36. 
6803. f metsiacus, Cope — (4961); Matthew, 
1. c., 1899, p. 34. 
6804. f nuptus, Cope — (4962); Matthew, 1. c., 
1899, p. 32. 
fEocaen. Wyoming. 
fEocaen. Wyoming. 
Colorado. 
fEocaen. Wyoming. 
fEocaen. Wyoming 
1238. f Pantolestes, 1 ) Cope, 1872. 
Cope, Proc. Amer. Phil. Soc., 1872, p. 467. 
6805. f longicaudatus, Cope — (4958); Matthew, fEocaen. Wyoming. 
Bull. Am. Mus., 1899, p. 48 (nota 3). 
1239. f Homacodon, Marsh, 1872. 
Pantolestes, p., Cope; Trt., 1897. 
Marsh, Amer. Journ. Se., 1872, IV, p. 126. 
6806. f vagans, Marsh — (4963); Matthew, Bull. fEocaen. Wyoming. 
Am. Mus., 1899, p. 48. 
6807. f priscus, Marsh — (4964). fEocaen. Wyoming. 
Novo-Mexico. 
6808. f pucillus, Marsh — (4965). fEocaen. Wyoming. 
Novo-Mexico. 
6809. f?sp., Lemoine — (4966). fEocaen. Gallia. 
1240. fNanomeryx, Marsh, 1894. 
Marsh, Amer. Journ. Sc., 1894, 47, p. 263. 
6810. f caudatus, Marsh — (4967). fEocaen. Wyoming. 
1241. f Bunomeryx, Wortm., 1898. 
Wortman, Bull. Amer. Mus., 1898, p. 97. 
681 l.f montanus, Wortman — (4966 B ). fEocaen. Sup. Utah. 
6812. f elegans. Wortman — (4966°). fEocaen. Sup. Utah. 
1242. fHeloliyus, Marsh, 1872. 
Phenacodus, p., Cope, 1894; Trt., 1897. 
Marsh, Amer. Journ. Sc., 1872, IV, p. 207. 
6813. f plicodon, Marsh — (4492); Matthew, fEocaen. Wyoming. 
Bull. Am. Mus., 1899, p. 48. 
J ) Genre donteux, d’ apris Matthew (Bull. Am. Mus., 1899, p. 48); pro- 
bablement synonymo d’ Homacodon, 011 a placer panni les Primates (Prosimiae). 
Les espbces autres que le type a placer dans Trigonolestes et Homacodon. 
