CEBUS 93 



be found to be the same as Spix's species. At present, it can only be 

 left under the name Mr. Thomas has given it, trusting that the 

 acquisition of more material, and authentic information will enable it 

 to take an indisputable place in the genus. 



Cebus flaatjs E. GeoiFroy. 



Simia Havia Schreb., Saugth., 1775, pi. XXXI B. (desc. nulla). 



Cebus flavus E. Geoff., Ann. Mus. Hist. Nat. Paris, XIX, 1812, 

 p. 112; Kuhl, Beitr. ZooL, 1820, p. 33; Wied, Beitr., 1826, p. 

 10; Fisch., Syn. Mamm., 1829, p. 49; Wagn., Schreb., Saugth. 

 Suppl., I, 1840, p. 207 ; V, 1855, p. 94 ; D'Orbign., Voy. Amer. 

 Merid., Mamm., IV, 1847, p. 1?; I. GeoflF., Cat. Primates, 

 1851, p. 45; Dahlb., Stud. Zool. Fam. Reg. Anim. Natur., 

 fasc. I, 1856, pp. 163, 167; Schleg., Mus. Pays-Bas, Simiae, 

 1876, p. 204; Forbes, Handb. Primates, I, 1894, p. 209. 



Cehus barhatus E. Geoff., Ann. Mus. Hist. Nat. Paris, XIX, 1812, 

 p. 110; Kuhl, Beitr. Zool., 1820. p. 33; Desm., Mamm., 1820, 

 p. 82 ; Fisch., Syn. Mamm., 1829, p. 48 ; Less., Spec. Mamm., 

 1840, p. 146; Wagn., Schreb., Saugth. Suppl., I, 1840, p. 208; 

 V, 1855, p. 87; I. Geoff., Cat. Primates, 1851, p. 45; Dahlb., 

 Stud. Zool. Fam. Reg. Anim. Natur., fasc. I, 1856, pp. 162, 

 166; Gray, Cat. Monkeys, Lemurs and Fruit-eating Bats, 

 Brit. Mus., 1870, p. 49; Schleg., Mus. Pays-Bas, Simiae, 1876, 

 p. 197. 



Cebus albus E. Geoff., Ann. Mus. Hist. Nat. Paris, XIX, 1812. p. 

 112, (albino) ; Kuhl, Beitr. Zool., 1820, p. 34. 



Cebus fulvus Desm., Mamm., 1820, p. 88; Reichenb., Vollstand. 

 Naturg. Affen, 1862, p. 30, fig. 83. 



Cebus brissoni Less., Spec. Mamm., 1840, p. 155. 



Cebus (Pseudocebus) Havus Reichenb., Vollstand. Naturg. Aifen, 

 1862, p. 32, pis. VI, figs. 89, 90, VII, fig. 108. 



Cebus (Calyptrocebus) barbatus Reichenb., Vollstand. Naturg. 

 Affen, 1862, p. 35, pi. VI, fig. 101 ; pi. VII, fig. 116. 



Cebus (Calyptrocebus) albus Reichenb., Vollstand. Naturg. Affen, 

 1862, p. 35, not figured. 



Caiardra branca Bates, Nat. Riv. Amaz., II, 1863, p. 100. 



SLENDER CAPUCHIN. 



Type locality, "le Bresil." Geoffrey's type in Paris Museum. 

 Geogr. Distr. Bolivia, (D'Orbigny). Range unknown. 

 Color. Forehead and top of head almost cream color; back of 

 head and neck, pale golden brown ; dorsal region paler brown, reddish 



