OREAMNOS—OREOMYS. Evi 
Oreamnos— Continued. 
Type: Mazama dorsata Rafinesque (— Ovis montana Ord), from the Cascade Range 
near the Columbia River in Oregon or Washington. (MknRIAM.) 
Oreamnos: 6pos, 6peos, mountain; &uvoc, lamb. 
Oreas (subgenus of Antilope) DEsMAREsT, 1822.* Ungulata, Artiodactyla, Bovid:e. 
Mammalogie, II, 471, 1822; Gray, Cat. Mamm. Brit. Mus., pt. 11, Ungulata, 132, 
134-136, 1852 (raised to generic rank). 
Orias LvpEKKER, Royal Nat. Hist., II, 267-273, 1894; Geog. Hist. Mamm., 247 
footnote, 1896. 
Type: Antilope canna Desmarest (=A. oreas Pallas, 1777, Spicil. Zool., XII, p. 
17 =Antilope oryx Pallas, 1766, Misc. Zool., p. 9), from ‘the mountains some 
distance north of the Cape of Good Hope.’ 
Oreas: 6pétcas, an Oread, a mountain nymph. 
Oreinomys TnovEssART, 1881. Glires, Murid:e, Otomyin:e. 
Cat. Mamm. Viv. et Foss., Rodentia, in Bull. Soc. d" Études Sci. d'Angers, X, 2* 
fasc., 111, 1881. 
New name for Oreomys Heuglin, 1877, which was erroneously thought to be 
preoccupied. Type: Oreomys typus Heuglin, from northeast Africa. 
Oreinomys: dpétvos, of the mountains; “0s, mouse—‘mountain mouse. 
Orenomys Aymarp, 1855. Glires, Hystricide. 
Ann. Soc. Agr., Sci., Art et Comm. du Puy, XIX, for 1854, 507, 1855; XX, for 
1855-56, 35, 1859; Congrés Sci. France, for 1855, I, 271, 1856; Gervais, Zool. et 
Paléont. Frang., 2° éd., 18, 1859. 
Oreomys TRovEssART, Cat. Mamm. Viv. et Foss., Rodentia, fasc. 2, p. 106, 1881. 
Type: Orenomys claveris Aymard (nomen nudum), from the Miocene of Mt. 
Coupet, Auvergne, France. 
Extinct. 
Orenomys: Opos, Opeos, mountain; 0s, mouse. 
Oreocyon Marsn, 1872. Creodonta, Ambloctonid:e. 
Am. Journ. Sci. & Arts, 3d ser., IV, 406, Nov., 1872. 
Type: Oreocyon latidens Marsh, from the Bridger Eocene of Wyoming. 
Extinct. 
Oreocyon: Opos, Opeos, mountain; «vcv, dog. 
Oreodon Leripy, 1851. Ungulata, Artiodactyla, Agriochceridee. 
Proc. Acad. Nat. Sci. Phila., 1851, 237-239. 
Species: Oreodon priscum Leidy, and O. gracile Leidy, from the Oligocene (White 
River) of ‘Nebraska Territory.’ 
Name preoccupied by Orodus Agassiz, 1838, a genus of Pisces. (See Cotylops Leidy, 
1851.) 
Extinct. 
Oreodon: Opos, Opéos, mountain; 6d@v = ddovs, tooth. 
Oreomeryx Mercerat, 1891. Ungulata, Litopterna, Prototheriide, 
Revista Mus. La Plata, I, 450, 465-466, 1890-91. 
Species: Oreomeryx proprius Mercerat, and O. superbus Mercerat, both from the 
Eocene of Monte Leon, Patagonia. 
Extinct. 
Oreomeryx: opos, Opeos, mountain; /o)0ve, ruminant. 
Oreomys lH EgvaGriN, 1877. Glires, Muridze, Otomyinze, 
‘Reise No:dost Africa, pt. 2, pp. 76-77, 1877" (fide Trovessart, Cat. Mamm. 
Viv. et Foss., Rodentia, fasc. 2, p. 111, 1881). 
Type: Oreomys typus Heuglin, ioni Monts du Semien,' northeast Africa. 
Name said to be preoccupied by Orenomys Aymard, 1855, a genus of Hystricidze, 
and, therefore, replaced by Oreinomys Trouessart, 1881. 
SEES Opos, opens, mountain; j/0c, mouse. 


* no [sisse elk E S MAURUS Md. 184: 2). gives ie original reference for 7" eas 
as Dict. Hist. Nat., XXIV, 1804, but the name has not been found in this volume. 
