82 PYGATHRIX 



whiskers directed backward, long, extending far beyond ears, grayish 

 white; space around eyes pale, apparently flesh color in life, rest of 

 face black, with a line of white hairs on upper lip ; a bar of silvery 

 white hairs goes from each side of the head from above and behind 

 ears to the occiput, where they meet and form a point at the nape ; top 

 of head, entire upper part of body, outer side of arms to elbows, and 

 legs from hips to ankles, except front edge about knees which is black, 

 bright bluish silvery gray, the hairs being bluish gray from the root, 

 and tipped with silvery white; forearms, hands and feet jet black; 

 chin, throat, under parts of body, and inner side of arms and legs 

 sparsely covered with white hairs; flanks paler silvery gray than the 

 upper parts ; tail above jet black, slightly speckled with white, beneath 

 silvery gray. Ex type British Museum. 



Measurements. Total length, 1,315; tail, 775; foot, 127, (skin). 

 Skull: total length, 91.6; occipito-nasal length, 77.9; intertemporal 

 width, 40.1; width of braincase, 52.4; Hensel, 56; zygomatic width, 

 61.5; median length of nasals, 11.6; palatal length, 28.6; length of 

 upper molar series, 27.7; length of mandible, 61.4; length of lower 

 molar series, 32.3. Ex type British Museum, young adult male. 



This is a very handsome monkey with its brilliant pearl gray 

 shining pelage, quite different from any other species of the genus. 

 The coloring varies greatly according to the light which at certain 

 times casts shadows on the gray that are almost black in their intensity. 

 The unique type was obtained in Annam by Doctor Vassal. 



Pygatheix germaini (A. Milne-Edwards). 



Semnopithecus germaini A. Milne-Edwards, Bull. Soc. Philom., 

 1876, Feb. 12; Schleg., Mus. Pays-Bas, Simiae, 1876, p. 34; 

 Anders., Zool. Res. Exped. Yunnan, 1877, p. 27; Forbes, 

 Handb. Primates, II, 1894, p. 124; Flower, Proc. Zool. Soc. 

 Lond., 1900, p. 319. 



GERMAIN'S LANGUR. 



Type locality. Cochin China. 



Geogr. Distr. Cochin China, Siam. 



Genl. Char. General color pale silvery gray. Two specimens 

 are in the Paris Museum slightly different in color, and the hair on 

 head of different arrangement. One, the lighter in hue, has the hairs 

 on forehead upright and falling off to either side, but not over the 

 face, no occipital crest ; the other, the darker specimen, has hairs on 

 forehead upright, and inclining backward, and a central occipital 

 crest inclined backward. The arrangement of the hair on the head 



