312 LASIOPYGA 



parts of body, but much darker; chin and throat grayish white; rest 

 of under parts jet black ; tail at base pale grizzled gray, remainder 

 jet black. Ex Arnot's specimen in British Museum, from Kundilungo 

 Mountains west of Lake Mweru, Nyassaland. 



Measurements. Total length, 1,420; tail, 820, (skin) ; no skull. 



The type was a flat skin, in the British Museum, but not so good a 

 representation of the species as the one above described. The species 

 is easily distinguished in the group to which it belongs, by the pale 

 yellowish gray back ; and the greater amount of speckling on the head 

 and hind neck. 



Lasiopyga aurora (Thomas and Wroughton). 



Cercopithecus leucampvx aurora Thos. and Wrought., Trans. 

 Zool. Soc. Lond., XIX, 1910, p. 485. 



Type locality. South end of Lake Kivu, south of Lake Albert 

 Edward, Africa. Type in British Museum. 



Color. Head missing. Upper parts of body and flanks speckled 

 buff, yellow and black, hairs having three black rings ; hairs on upper 

 part of back white at base then gray, the apical portion banded with black 

 and yellow ; hairs on lower back yellowish white on basal half, then buflf 

 yellow banded with black ; these combinations give a grayish tinge to 

 the upper back, but a rich yellow to the sacral portion ; inner and 

 outer side of arms jet black ; outer side of thighs speckled gray and 

 black ; inner side jet black ; hands and feet wanting ; entire under parts 

 jet black ; tail at root mixed gray, yellow and black, remainder abpve 

 and beneath mixed gray and black, the gray gradually disappearing 

 until near the end which becomes jet black with here and there a white 

 speck. Ex type British Museum. 



Measurements. Tail, 700. No skull. Skin incomplete. 



Lasiopyga stuhlmanni (Matschie), 



Cercopithecus stuhlmanni Matschie, Sitzungsb. Ges. Naturf. 



Freunde, Berlin, 1893, p. 225. 

 Cercopithecus otoleucus Sclat., Proc. Zool. Soc. Lond., 1902, p. 



237, pi. XXL 



STUHLMANN-S GUENON. 



Type locality. North of Kingawanga, north west of Lake Albert 

 Edward, Africa, and Kividjvi Island in Lake Kivu. Type in Berlin 

 Museum. 



Geogr. Distr. Lake Albert Edward to the Mpanga forest, East 

 Africa. 



