SPECIES OF MAMMALIA. 



deeper above and paler beneath ; top of the head, tail and feet 

 blackish-brown ; face brown, surrounded by blackish-brown 

 hairs ; outer part of the arms and lower part of the neck 

 yellowish-brown . 



Simla apella, Lin. Sys. Nat. 42. Cebus apella, Desm. 

 Mam. 71. 



Sajou brun. Bu^. xv. Sajou Audeb. Hist. 5. § 2. 



Icon. Buff. XV. t. ^.Audcb. Hist. 5. § 2. t. 2. Ency. Mcth. 

 f. 2. Schreb. t. 28. 



Inhabits Guyana and Terra Firma. 



77. 3. 5. C. Griseus (The Gray Sajou). Fur yellow-brown, 

 variegated with grayish above, and clear yellow beneath ; 

 head capped with black ; beard none ; face surrounded 

 with brown-black hairs ; and sometimes white under the 

 neck and chest. 



Cebus barbatus, Geoff. Ann. Mus. xix. 110. C. griseus, 

 Desm. Mam. 81. 



Sajou gris, Biff. xv. Sajou, F. Cuvier Mam. 



Icon. Buff. XV. t. 5. Ency. Method, t. 16./. 3. F. Cuv.Mam. 



Inhabits ? 



78. 4. S. C. Barbatus (The Bearded Sapajou). Fur red- 

 dish-gray ; belly red ; beard prolonged on the cheeks ; hairs 

 long and soft. 



Cebus barbatus, Geoff. Ann. Mus. xix. 112. C. albus, 

 Geoff. Ann. Mus. xix. 112. (2.) 



Sai var. Audeb. Hist. 



Icon. Audeb. Hist. 5. § 2. t. 6. Ann. Mus. xix./. 12. (2.) 



Inhabits Guyana. 



This species varies from gray to white, according to its age 

 and sex, from whence the C. albus of GeofFroy. 



79. 5. S. C. Frontaius (The Fearful Monkey). Fur nearly 

 uniform brown-black, with the top of the head and the ex- 

 tremities of the limbs darker; hairs of the forehead quite 



29 2 D 



