205 
Grimmia mergens, Jent. Cat. Ost. Leyd. Mus. (Mus. Pays-Bas, ix.) p. 132 (1887); id. 
Cat. Mamm. Leyd. Mus. (op. cit. xi.) p. 161 (1892) ; id. N. L. M. xv. p. 265 (1893) 
(Cunene R.). 
Cephalophus grimmii, Thos. P. Z. 8. 1892, p. 428; Ward, Horn Meas. p. 76 (1892) ; 
Nicolls & Eg]. Sportsm. S. Afr. p. 27, pl. vii. fig. 26 (head) (1892) ; Lyd. Horns & 
Hoofs, p. 207 (1893) ; Thos. P. Z. S. 1893, p. 504 (Nyasa); Jackson in Badm. 
Big Game Shooting, 1. pp. 285, 308 (1894) (E. Africa). 
Cephalophus grimmia flavescens, Lorenz, Ann. Mus. Wien, ix. p. 60, 1895 (Victoria 
Falls of Zambezi). 
Vernacutar Names :—Duiker and Duiker-bok of Dutch and English colonists (Thun- 
berg, Burchell, &c.) ; Puti of Bechuanas ; Impunzi or Impuzi of Matabili [also 
of Zulus and Swazis (Rendall)]; Pemégee of Makalakas ; Unsa of Masubias and 
Makubas; Jnsea of Batongas; Goowah of Masaras (Selous); Nyassa in Sena 
(Peters) ; Insa of Anyanja; Gwapi of Ajawa; Nyiska of Atonga; Yisya of 
Ahenga (Crawshay) ; Ngruvu of E. African Swahilis (Jackson). 
Size medium ; form much more delicate and slender than in any of the 
species hitherto considered. Lars long, longer than the distance from the 
anterior canthus to the tip of the nose, their tip narrow and pointed. Generai 
colour of body pale greyish brown, sometimes with a yellowish tinge, but very 
variable in tone; more or less grizzled, owing to the hairs being annulated 
with yellowish and brown. Face rufous or yellowish, with a deep brown 
longitudinal patch on the nasal region, rarely extending upwards to the bases 
of the horns. Throat and belly like back. Chin, inner sides of fore arms 
and of thighs, and underside of tail whitish or pure white. Front of fore legs 
with a brownish line running down them to the hoofs. Metapodials brown. 
Tail black above and white below, but the base above is commonly coloured 
like the back. 
Horns normally present only in male. These (see fig. 22, p. 207) are set 
up at a considerable angle to the line of the nasal profile, slender, tapering, 
attaining to about 5 inches in length, their bases roughened but not markedly 
thickened, their greatest basal diameter going about 6 or 7 times in their length. 
Skull long and narrow. Anteorbital fosse of medium depth, their border 
above generally rounded, not sharply ridged. Muzzle long, the distance from 
the anterior edge of the orbit to the gnathion much exceeding the greatest 
zygomatic breadth. Mesial notch of palate extending some way in front of 
the lateral ones. 
2F 2 
