CEBUS 107 



Cebus AZAR.^i; Rengger. 



Cay Azara, Esai Nat. Hist. Parag., II, 1801, p. 182. 

 Cebus azara Rengg., Nat. Saugeth. Parag., I, 1830, p. 26; Schleg., 

 Mus. Pays-Bas, Simiae, 1876, p. 189; Burm., Desc. Phys. 

 Rep. Argent., Ill, 1877, p. 52: Matschie, Sitzungsb. Ges. 

 Naturf. Freunde, 1894, p. 57; Forbes, Handb. Primates, I, 

 1894, p. 219 ; Thos., Proc. Zool. Soc. Lond., 1903, p. 234. 

 Cebus elegans I. Geoff., Compt. Rend., XXXI, 1850, p. 875 : Id. 

 Cat. Primates. 1851, p. 45 ; Wagn., Schreb., Saugth. Suppl., V, 

 1855, p. 86; Casteln., Exped. Amer. Sud. Zoo!., I, 1855, p. 9; 

 Dahlb., Stud. Zool. Fam. Reg. Anim. Natur., fasc. I, 1856," 

 pp. 160. 161 ; Gray, Proc. Zool. Soc. Lond., 1855, p. 826; von 

 Pelz., Zool.-Bot. Ges. Wien, 1883, Beiheft, p. 12; Goldi, 

 Mamm. Bras., 1893, p. 48, (note). 

 Cebus (Otocebus) elegans Reichenb., VoUstand. Naturg. Affen, 



1862, p. 44, not figured. 

 Cebus (Otocebus) azara Reichenb., Vollstand. Naturg. Affen, 

 1862, p. 48. not figured. 

 AZARA'S CAPUCHIN. Native name Cay, 

 Type locality. Paraguay, Brazil. 



Geogr. Distr. Paraguay northward, west of the Parana to Matto 

 Grosso. Brazil ; Santa Cruz de la Sierra, Bolivia, (Burmeister) ? 

 probably C. a. pallidus Gray. 



Color. Male. Top of head from forehead to nape and extending 

 on to hind neck black, sometimes with a brownish shade ; sides of head 

 from the black cap and covering the cheeks cream buff ; a rather indis- 

 tinct brown band in front of ears passing under chin ; dorsal region 

 pale brown, rest of upper parts cream buff with brown hairs inter- 

 mingled ; arms iron gray, the hairs being cream buff with a sub- 

 terminal black or seal brown band, and this band gives the dark gray 

 appearance; sides of neck and flanks cream buff; throat, under parts 

 of body, inner side of arms to elbow and outer side of thighs beneath 

 bright buff ; inner side of forearms, anal region, and inner side of legs 

 black; outer side of thighs, cream buff, the hairs with subterminal 

 brown rings ; outer side of legs below knees black, hairs tipped with 

 cream buff ; tail rather bushy, basal portion similar to dorsal region, 

 remainder black, beneath buffy at base remainder brownish black; 

 hands and feet black, fingers and toes covered with grayish white hairs. 

 Measurements. Total length, 865; tail, 430; foot, 120. (Col- 

 lector). Skull: total length, 90.6; occipito-nasal length, 80.4; inter- 

 temporal width, 40.4: breadth of braincase, 53.6; Hensel, 62.8: zygo- 



