PECORA. O 



information we possess at present on this subject ; and points out 

 several instances of Bovkla; without false hoofs. (To which Mr. 

 Sclater replies, ibid. 1S()7, xix. January, p. 58)." — Zoological Record, 

 1806, p. 35. 



Synopsis of the Families. 



Suborder I. CAVICORNIA. Front of upper jaw callous, toothless. 

 The horn-like prominences of the frontal bone permanent, 

 covered with a permanent horny sheath. False hoofs distinct, 

 very rarely absent. 



Section I. Levicomia. Horns round or compressed, without any 

 raised keel on the inner front side. 



A. Nostrils open, bald toithin ; nose ovine or bovine. 

 * Nose bovine, tcith a moist naked nmffie. 



Fam. 1. BoviDiE. Nostrils open, bald within; nose bovine: 

 muffle large and moist. Horns smooth, spread out on the 

 sides, cylindi'ical or depressed. Tail elongate, equine or 

 bovine. False hoofs well developed. 



Fam. 2. Heleotragid^. Nostrils bald within, open ; nose bo- 

 vine ; muffle large, naked, moist, callous when di'y. Cru- 

 men distinct, rarely very small. Horns conical, annulated 

 at the base, rarely present in the female. Face tapering. 

 Crown rarely crested. False hoofs distinct. 



Fam. 3. Cephalophid^. Nostrils open, bald within ; nose 

 bovine. Crown crested, with a glandular longitudinal 

 line. False hoofs distinct. 



Fam. 4. Pelead.^. Nostrils open, bald within (?) ; nose swol- 

 len, soft, bovine. Crumen none. Horns conical, slender, 

 erect, cylindrical at the base. False hoofs distinct. 



Fam. 5. Nesoteagid^. Nostrils open, bald within ; nose bovine. 

 Horns conical, slender, cylindrical, ringed at the base. 

 False hoofs none. 



** Nose ovine, covered with hair, without any muffie. 



Fam. 6. Ovibovid^. Homs smooth, round, close together at 

 the base, spread out on the sides. Tail very short. False 

 hoofs well developed. 



Fam. 7. Saigad^. Homs lyrate, annulated. Nose high, com- 

 pressed, truncated, hairy ; nostrils open. Tail very short. 

 False hoofs well developed. 



Fam. 8. Paxtuoloptd.e. Horns elongate, lyrate, annulated 

 at the base. Nose conical, ovine, of the males with a large 

 dilatation at the outer side of the base of the nostrils. 

 False hoofs distinct. 



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