134 MAMMALIA. 
Var. 1. Smaller—Mus. Ind. Comp. Lond. and Frankfort. 
Antilope Tendall, Riippell, Abyssinia, 22; Fischer, Syn. 475. 
Antilope chora, Riippell, Abyssinia, 22; Fischer, Syn. 475. 
Hab. Abyssinia. 
Var. 2. Lighter and smaller. 
Koodoo var., Oswell, Journ. Geog. Soc. xx. 150. 
Hab. Banks of River Zonga, Oswell. 
2. OREAS. 
Horns large, straight or slightly curved, bent back from the 
forehead, with a strong, raised, rounded spiral keel. Throat with 
a longitudinal crested dewlap. Crumen Females with 
smaller, thinner, less keeled horns. Skull, t. 17. f£. 3, 4. 
Oreas (Oreades), Desm. Mam. 471; Lesson, N. Tab. R. A. 181. 
Boselaphus, sp., Blainv. Bull. 8S. Phil. 1816; Desm. Mam. 
Damalis (Boselaphus), H. Smith, Grifith A. K. v. 182. 
Boselaphus, Gray, Ann. & Mag. N. H. 1846, 230. 
Damalis, Sundevall, Pecora, 74. 
Bubalides, sp., Licht. Berl. Mag. vi. 153, 1814. 
1. OrEAS Canna. The Impooro or ELAND. 
Pale brown, nearly uniform, with very indistinct, narrow white 
stripes on the sides. 
Antilope oreas, Pallas, Spic. Z. xii. 17 ; Gmelin, S. N. i. 190. 
A. Bubalides oreas, Licht. Berl. Mag. vi. 153; Schreb. Saugth. 
53.6: 256: 
A. Oreas oreas, Desm. Mam. 471; Burchell, Trav. i. 248. 
A. Boselaphus oreas, Blainv. B. S. P. 1816, 75; Fischer, Syn. 
477. 644. 
Boselaphus Oreas, Gray, Cat. Mam. B. M. 155; Cat. Osteol. 
B. M. 59; Ann. & Mag. N. H. 1846. 
Boselaphus Canna, Gray, Cat. Mam. B. M. 155, female. 
Antilope Oryx, Pallas, Mise. Z.9; Spic. Z.i.15; Forster, MSS. 
55; Eraleb. Mam. 
Damalis Boselaphus Canna, H. Smith, G. A. K. iv. 198. t. 181. 
f. 5, horn 9; v. 882. 
Antilope Canna, Fischer, Syn. 644. 
Afrikanisches Elend thier, Kolbe, Vorgeb. Hoffn. i. 145. t. 3. f.1. 
Coudou, Buffon, H. N. xii. 357. t. 46 6, horn. 
Canna, Buffon, Suppl. vi. t.12 $ adult; Cuv. R. A. 1. 263. 
Eland, Sparrm. Kongl. V. Handl. 1779, 155. t. 5; Harris, W. A. 
A.t.6and head; Vosmaer, Besch. 1785, t. 
Cape Elk, var., Daniel, African Scenery, t. 
