NEW BABOON FROM RHODESIA. 83 



Description of a jS'eio JJahoo/i from R/ioclesi<i. By 

 A. K. Haagnek. F.Z.S., Director, Niitioiinl Zoolooical 

 Gardens of South At'ricaj Pretoria. 



(Plate Iir.) 



Choiropithecns rliodesicT, spec. nov. 



Description. — Upper parts of a gri/zlj olive-yellowish 

 colour, much darker on the crown and along the spine, where 

 the hairs are long and tip})ed with black, forming a slight 

 mantle. Legs, feet and tail coloured like the sides, the indi- 

 vidual hairs being ringed with black and yellow, the tips 

 being pale yellow and the bases grey. Below pale greyish 

 white, especially the chin, low^er cheeks and throat, insides 

 of the legs, belly and a patch behind each arm-pit ; chest 

 speckly. Muzzle somewhat lengthened nnd pointed, more 

 resembling that of the Cyhacma, and not short and rounded 

 like that of the Yellow Baboon. Length of snout from tip of 

 nose to frontal ridge between eves 5 inches. Lenoth of fore- 

 arm from tip of middle finger to end of elbow 16^ inches. 

 Length of hand from tip o£ middle finger to metacarpal joint 

 6 inches. Length of top canines 2J inches. Ears rather 

 small and almost hidden by t.lie hair of the upper cheek. 



Remarlcs. — This animal is bigger than any Chacma or 

 Yellow Baboon we have ever possessed. In coloration the 

 Rhodesian Baboon somewhat resembles the Yellow Baboon, 

 but in build is much more like the C'hacma. It lacks the 

 darker tip to the tail often found witli the latter animal, and 

 has not black hands and feet. The cry of this species also 

 differs somewhat from that of the Chacma, being sliorter and 

 more cough-like. This example was received in February 

 1913, along M-ith two others from Central Rhodesia, and 

 noticing well-marked differences from young Chacmas, I 

 kept one to see whether these characters would persist in the 

 adult animal. The example is now 5 years old and, I should 

 say, fully adult : I am describing it as well as I can from a 

 living specimen. I have been promised some skins and 



