COMPENDIUM OF GENERIC DISTINCTIONS. 
Genus.—Neétragus. 
Horns short and conical ; female hornless. Crumen large. 
Muffle none. Crown crested. 
Habitat.—Abyssinia. 
Genus.—Cephfalopus. 
Horns short and conical, set, far back. Muftle large. 
Crumen represented by double series of pores. Crown 
crested. 
Habitat. —Africa, 
Genus.—Eleétragus. 
Horns conical and diverging ; bent forward at tips. Nose 
conical. Crumen none. Crown not crested. 
Habitat.—A frica. 
Genus.—Kobus. 
~ Horns nearly lyrate, tips slightly recurved ; female horn- 
less. Mane on sides of neck. Crumen none. 
Habitat.—South Africa. 
Genus.—Mgécerus. 
Horns recurved. Females horned. Compressed mane 
running down nape of neck; tuft of hair over crumen. 
Habitat,—South Africa. 
Genus.—Oryx. 
Horns very long and slender, straight or slightly curved. 
Crumen none. Mane on nape of neck, 
Habitat.—South Africa. 
Genus.—Addax. 
Tuft of hair over crumen. Long 
No mane on nape of neck. 
Horns long and spiral. 
hair on forehead and on throat. 
Habitat.—North Africa. 
Genus.—Rupicapra. 
Horns erect, hooked abruptly backward at tips. Nose 
hairy. 
Habitat.—Parts of Europe. 
Genus.—Connéchetes. * 
Horns broad at base, bent downward and outwards on 
sides of head, then recurved at tip. Tail long and hairy 
from base. 
Habitat.—South Africa. 
Genus.—Alcéphalus. 
Horns lyrate, thick at base, then suddenly bent backwards, 
nearly at right angles ; set on upper edge of frontal bones. 
Tuft of hair on crumen. Muzzle broad. Muffle small and 
moist. 
Habitat.—South Africa. 
Genus.—Démailis. 
Horns lyrate and diverging. Muzzle rather broad. 
Muffle small and moist. Crumen without hair-tuft. 
Habitat.—A frica, 
793 
Horns ridged. 
Sub-tribe.—Strepsicéree, 
Horns spiral, inclining backward. Crumen distinct, and 
nostrils near each other in front. No beard on chin of male. 
Genus.—Strepsiceros. 
Horns spiral, with bold keel or ridge. Short mane on 
neck. 
Limbs equal. 
Habitat.—South Africa. 
Genus.—Oreas. 
Horns spirally keeled, but nearly straight. Short mane 
on neck, 
Limbs equal. 
Habitat.—South Africa. 
Genus.—Portax. 
Horns short, almost triangular. 
Hind-limbs shorter than fore-legs. 
Habitat.—Asia. 
Muffle large and moist. 
Sub-tribe.—Caprea. 
Forehead convex, chin of males mostly with beard. 
Horns compressed, curved backward and outwards, with 
keel in front. Males with strong odour. 
Genus.—Hemitragus. 
Horns nearly triangular, compressed, heavily knobbed in 
front. Male without beard. Muffle naked. 
Habitat.—Nepal. 
Genus,—Capra, 
Horns (of male) very large, heavily wrinkled and knobbed, 
and nearly square. Smaller in female. Mutfile hairy. 
Habitat.—Parts of Europe, Asia, and Africa. 
Genus.—Hireus. 
Horns triangular and compressed, slightly keeled and 
knobbed in front. Muffle hairy. 
Habitat.—Europe, Asia, and Africa, 
Sub-tribe.—Ovee. 
Forehead flat or concave. Horns spiral; females often 
hornless. Hoofs triangular, and shallow behind, Males 
not odorous. 
Genus.—Ovis. 
Crumen large; tail long. Skin with thick woolly coat, or 
flattened hair. 
Habitat.—Europe, Asia, and Africa. 
Genus.—Caprovis, 
Crumen large. Tail very short. Wool hidden under 
thick hair. 
Habitat.—Siberia, many parts of Asia and California. 
Genus.—Ammétragus. 
Crumen none. Tail long, and forehead concave. Neck 
heavily maned beneath. Chin not bearded. 
Habitat.—North Africa. 
