746 
Prohyracodon. Hyracodon, Aroynodon. 
931'^. tProhyracodon, A. Kocli, 1897. 
(non Prothyracodon, Scott et Osb., 1887). 
4641^1 orientalis, A. KochjTermesz. Fuz., Bnda- fEocaen. med. 
pest, 1897, pl. 1 et 2 (non vidit auctor). Europa orient., Styria. 
932. t Hyracodon, Leidy, 1856. 
Rhinoceros p., et Aceratheriam, p., Leidy, 1854. 
4642. f nebrascensis, Leidy, Smiths. Contr. fiVIiocaen. Nebraska. 
Knowl., 1864 (Anc. Fauna Nebr.), p. 86, 
pl. 14, 16; Cope, Bull. Geol. Surv.. V, 
1879, p. 234; Amer.Natur., 1887, p, 1003, 
fig. 17; Scott, Festsclir. fiir Geg'enbaur, 
1896, II, p. 353, pl. 1—3. 
4643. farcidens. Cope, Palaeont. Bull. N” 15, 
1873, p. 2. 
t.Miocaen. Colorado. 
4644. t major, Scott et Osb., Bull. Mus. Comp. 
ZooL, 1887, p. 170. 
fMiocaen. America 
sept. 
4645.f‘:*planiceps, Scott et Osb., Bull. Mus. Comp. 
ZooL, XII, 1887, p. 170, fig. i et 2. 
fMiocaen. America 
sept. 
Subfam. 2. f Amynodontinae. 
933. fAmynodon, Marsh. 1877. 
TJiceratherium, p., Marsh, 1875; Orthocynodon, Scott et Osb., 1883; 
Rhinoceros et Aceratherium, p., Pomel, 1853 ; Filhol, 1881. 
4646. f antiquus, Scott et Osb., Contrib. Princet. 
Colleg. Museum, III, 1883, p. 3, pl. 5. 
4647. f advenus, Marsh, Amer. Journ. Sc., IX, 
1875, p. 244; XIV, 1877, p. 251; Brandt, 
Mem. Acad. Peters., 1893, p. 37, pl. 3. 
4648. f intermedius, Scott et Osb., Trans. Am. 
Phil. Soc., XVI, (Mamm. Uiiita Form.) 
1879, p. 608, pl. 10, fig. 10; Pavlow, Bull. 
Soc. Nat. Mose., 1893, p. 37, pl. 3; Osb., 
Bull. Amer. Mus., 1895, p. 95. 
fEocaeii. med. 
Wyoming 
(Washakie). 
fEocaen. super. 
Wyoming (Uinta), 
fEocaen. super. 
Wyoming (Uinta); 
Miocaen. infer. 
Dakota. 
