770 
Tapiriis, Hyracotlierium. 
atlant.), Panama 
(Veragua, 
flum. Chagres). 
PacL, 1869, p. 261; Hantil., 1873, p. 35; 
Prantz., Ai-ch. Naturg., XXXV, 1, p. 302; 
Sciat., P. Z. S., 1871, p. 626, pl. 1 (juv.); 
1874, p. 89; Alstou, Biol. Ceiitr.-Am. 1882, 
p. 101, pl. 8, Hg. 1, 2; Hatcher, Amer. 
Joiirn. Sc., I, 1896, p. 175, pl. 4 et 5. 
americanm, Moore, P. Z. S., 1859, p. 51 » 
(nec Briss.). 
4777. Dowi, GUI, Amer. Journ. Sc., 1, 1870, 
p. 142; Alstou, P. Z. S., 1879, p. 666; 
Biol. Ceiitrali-Amer., Mam., 1882, p. 104. 
pl. 8, lig. 3— 5 etpl. 9; Sciat., P. Z. S.^ 
1882, p. 391, pl. 23; Hatcher, Am. 
Journ. Sc., 1896, I, p. 175. 
Bairdi, p., Sclat., P. Z. S., 1867, p. 473; 
1872, p. 635, pl. 51; Gerv., Journ. Zool., 
II, p. 26, pl. 1 (nec GUI). 
America Centrali, 
Guatemala, Nicaragua 
(Yulcan. Viejo, 
Corinto in rip. pacif.). 
Costa Rica 
(in rip. atlant). 
» 
Familia IV. t Palaeotheridae. 
Equulae, p., Zittel. 
Subfam. 1. Hy racotherinae. 
1896. — Wortman, Species of Hyracotheriura and allied Perissod., — Bull. 
Amer. Mus. Nat. Hist., VIII, p. 81 — 110. 
id. — Earle, Comparison of the American and European fornis of Hyra- 
cotheriiim, — Amer. Natur., 1896, p. 181. 
953. t Hyracotheriura, Owen, 1839 (1841). 
Macacus, p., et Eopithecus, Owen, 1846; Lophiodon, p.. Anet.; Lophio- 
therium, p., Notharctus, p., Orotheriuiii, p.. Cope, 1872—84; EoJdjopus, 
Marsh, 1876; Pacliynolophns, p. et Propachynoloplms, Lemoine, 1891; 
? Hyracotheryus, Lem., 1891; Helohym, p., Marsh, 1872 et 1892. 
A. Hyracotherium. 
4778. f leporinum, Owen, Trans. Geol. Soc., VI, f Eocaen. infer. 
1839 (1841), p. 203; Brit. Foss. Mam., Europa, I. Britannia, 
1846, p. 419, flg. 165 — 167; Geol. Mag., Helvetia. 
1865, II, pl. 10, lig. 2; Earle, Amer. 
Natur., 1896, p. 131. 
