62 LAGOTHRIX 



is also in the Museum. It resembles the type, but is slightly darker in 

 the general color. 



LaGOTHEIX INFUMATA (Spix). 



Gastrimargus infumatus Spix, Simiar. et Vespert. Bras., 1823, p. 

 41, pi. XXIX ; Less., Spec. Mamm., 1840. p. 126, juv. ; Wagn., 

 Abhand. Bayer. Akad. Munch., V, 1848, p. 417 ; Id. Schreb., 

 Saugth. Suppl., V, 1855, p. 73. 



Lagothrix infumata Schinz, Syn. Mamm., I, 1844, p. 71 ; Pucher., 

 Rev. Mag. Zool., 1857, p. 298 ; Reichenb., Vollstand. Naturg. 

 Affen, 1862, p. 72, fig. 178; Gray, Cat. Monkeys^ Lemurs and 

 Fruit-eating Bats, Brit. Mus., 1870, p. 46 ; Sclat., Proc. Zool. 

 Soc. Lond., 1871, p. 219; von Pelz., Zool.-Bot. Ges. Wien, 

 1883, Beiheft, p. 7; Forbes, Handb. Primates, I, 1894, p. 224. 



Lagothrix poppigii Schinz, Syn. Mamm., I, 1844, p. 72 ; Pucher., 

 Rev. Mag. Zool., 1857, p. 298 ; Schleg., Mus. Pays-Bas, Simias, 

 1876, p. 164. 



Lagothrix geoffroyi Schinz, Syn. Mamm., I, 1844, p. 71, (nee 

 Pucheran). 



Lagothrix castelnaui I. Geoff, et Deville, Compt. Rend., XXVII, 

 1848, p. 498; I. Geoff., Cat. Primates, 1851, p. 50; Casteln., 

 Exped. Amer. Sud. 1855, p. 5, pi. I ; Pucher., Rev. Mag. Zool., 

 1857, p. 289; Reichenb., Vollstand. Naturg. Affen, 1862, p. 72. 



BROWN WOOLLY MONKEY. 



Type locality. Forests near the Rio Iga, Upper Amazon. Type 

 in Munich Museum. 



Geogr. Distr. Valley of the Peruvian Amazon; Valley of the 

 Rio Copataza, and near Macas, Ecuador. 



Genl. Char. Under parts jet black. 



Color. Top and sides of head, chin, neck, upper parts of body, 

 arms to elbows and upper part of thighs to knees, dark reddish brown ; 

 forearms, wrists, hands, back of thighs and legs, ankles and feet black; 

 tail blackish brown. ^Nlost of the under parts are bare, but the hair 

 remaining from lower part of chest to groin is long and jet black. Ex 

 'type' Munich Museum, nearest in color to Spix's figure. Another 

 specimen also marked 'Type,' has the upper part of breast light reddish 

 brown, lower breast and belly jet black. 



Measurements. Total length, 1,180 ; tail, 655 ; foot, 150. Mounted 

 specimen, no skull. 



Spix's Gastrimargus infumatus is represented in the Munich 

 Museum by four examples all marked 'Types.' They are not all alike 



