2. ATELES. 41 



7. Mycetes caraya. The Blade Howler. B. M. 



Black; hair rather elongate and rigid, uniform black; the sides, 

 especially at the loins, interspersed with reddish hairs. Male. 



Simia caraya, Humboldt. Mycetes caraya, Lesson ; Gratf, Ann. 8{ 

 Mag. N. II. 1845, xvi. p. 220 ! Mycetes niger, Pr. Max. 

 Abbild, t. 



Hob. Brazil. 



8. Mycetes barhatus. The Grey-handed Iloivler. B. M. 



Black ; hair moderately long, rather rigid, one-coloured ; hands, 

 feet, inside of the thighs, circumference of the face, and end of the 

 tail greyish. Sex unknown. 



Mycetes barhatus, Spiv, Bras. t. 33 (male) ; Gray, Ann. &• Mag. N. 

 II. 1845, xvi. p. 220 ! 



Hah. Brazil. 



9. Mycetes Beelzebul. The Yellow -handed Iloivler. B. M. 



Black ; hair rather soft, uniform black or reddish, with a few in- 

 terspersed brown hairs on the shoulders ; feet, upper line and tip of 

 the tail, spot in front of the ear, and on the knee reddish -yellow. 

 Females and young. 



Simia Beelzebul, Linn. Mycetes rufimanus, Kuhl. M. Beelzebul, 

 Gray, Ann. # May. N. II. 1845, xvi. p. 220 1 P M. discolor, Spix, 

 Bras, t. 34. Colobus P? chrysurus, Gray, Ann. $■ May. N. II. 

 1800, xvii. p. 77. 



Ilab. Brazil. 



10. Mycetes villosus. The Villous Howler. B. M. 



Black ; hairs very long, silky, uniform black on the cheeks and 

 under the cars, brownish at the base. Sex unknown. 



Mycetes villosus, Gray, Ann. fy Mag. N. II. 1845, xvi. p. 220 1 



Hab. Brazil. 



Tribe II. LAGOTRICHINA. 



Head round, face perpendicular. Canines small. Throat not 



swollen. Hinder part of the lower jaw not, or only moderately, 



dilated. Melancholic, slow, living in groups. Eating insects and 

 fruit. 



a. Far dry, harsh. Hair on the head directed forward. Lower jaw not 



dilated behind. 



2. ATELES. 



Fur dry, hard, smooth. Cutting-teeth large, unequal, two middle 

 very long and broad. Grinders small, rounded. Thumb rudimentary, 



