364 LASIOPVGA 



Reichenb., Vollstand. Naturg. Affen, 1862, p. 112, fig. 279; 

 Gray, Proc. Zool. Soc. Lond., 1868, p. 182 ; Id. Cat. Monkeys, 

 Lemurs and Fruit-eating Bats, Brit. Mus., 1870, p. 24; 

 Schleg., Mus. Pays-Bas, Simias, 1876, p. 79; Anders., Cat. 

 Mamm. Ind. Mus. Calc, 1881, p. 57; True., Proc. U. S. Nat. 

 Mus., XV, 1893, p. 448; Sclat., Proc. Zool. Soc. Lond., 1893, 

 pp. 251, 506, 691; Matschie, Sitzungsb. Natur. Freunde, 

 Berlin, 1893, p. 215; Thos., Proc. Zool. Soc. Lond., 1894, 

 p. 137; 1896, p. 789; 1900, p. 179; Forbes, Handb. Primates, 

 II, 1894, p. 67; W. L. Sclat., Mamm. S. Africa, 1900, I, p. 

 12; Major, Proc. Zool. Soc. Lond., 1901, p. 149, pi. XI, 

 fig. 5; Thos. and Schw., Proc. Zool. Soc. Lond., 1906, p. 586; 

 Pocock, Proc. Zool. Soc. Lond., II, 1907, p. 700. 



Semnopithecus albigularis Less., Spec. Mamm., 1840, p. 64. 



Cercopithecus monoides I. Geoff., Archiv. Mus. Hist. Nat., Paris, 

 II, 1843, p. 558, pi. XXXI ; Id. Diet. Hist. Nat., Ill, 1849, p. 

 303; Id. Cat. Primates, 1851, p. 19; Dahlb., Stud. Zool. Fam. 

 Reg. Anim. Nat., fasc. I, 1856, pp. 103, 107; Reichenb., 

 Vollstand. Naturg. Aflfen, 1862, p. 112, fig. 282; Sclat., Proc. 

 Zool. Soc. Lond., 1893, p. 256; Matschie, Sitzungsb. Gesell. 

 Naturg. Freunde, Berlin, 1893, p. 214. 



Cercopithecus erythrarchus Peters, Reis. Mossamb., Saugth., 

 1852, p. 1, pi. I, juv. ; Reichenb., Vollstand. Naturg. Affen, 

 1862, p. 3, fig. 277; Kirk, Proc. Zool. Soc. Lond., 1864, p. 

 649; Reuvens, Zool. Gart., XXX, 1889, p. 207; Noack, Zool. 

 Jahrb., II, 1889, p. 289; Oudem.. Zool. Gart., XXXI, 1890, 

 p. 267; Sclat., Proc. Zool. Soc. Lond., 1893, p. 249. 



WHITE-THROATED GUENON. 



Type locality. Madagascar? Specimen purchased alive in Bom- 

 bay, India. 



Geogr. Distr. East and West Africa ; Quilimane, Luabo, Zambesi, 

 (Kirk) ; Blantyre, Shire Highlands, (Johnston) ; Mombassa, (Rem- 

 ington) ; Chiradzula Mts., Nairobi forest, (O. Thomas) ; Milanji 

 Plateau, 3,500 feet, and Fort Lister, Milanji, 6,000 feet, (Pocock) ; 

 Nyassaland, (O. Thomas) ; Mashonaland, (W. L. Sclater) ; northeast 

 Transvaal, Woodbush, Drakenbcrg Range, 30 miles north-east of 

 Pietersburg, (Thomas and Schwann) ; Umtalie, main east shore of 

 Lake Shirvva, (A. Sharpe) ; east coast to the Gold Coast, (Pel). 



Color. Male. Top of head and back of neck speckled black and 

 buff; back between shoulders speckled black and white; cheeks and 

 sides of neck cream buff speckled with black, back of head darker than 



