1903. ] BRAINS OF MONKEYS, 17 
the present paper, and from the illustrations which support them, 
that so far as its brain is concerned Colobus cannot be placed 
in close proximity to Semnopithecus. From this point of view, 
Text-fig. 5. 
Upper surface of cerebral hemispheres of Colobus guereza. 
g 
Ca, calearine fissure. Other letters as in text-fig. 2. 
Text-fig. 6. 
Longitudinal median section of brain of Colobus guereza, 
Letters as in text-fig, 4. 
Colobus is most emphatically to be placed among the Cercopithecine. 
In fact, it is probably safer to follow those zoologists who do not 
subdivide the family Cercopithecide at all. 
Proc, Zoot. Soc.—1903, Vou. I. No, IL, 2 
