﻿266 
  CERCOCEBUS 
  

  

  CRESTED 
  MANGABEY. 
  

  

  Type 
  locality. 
  Miatola, 
  mouth 
  of 
  the 
  Osi 
  and 
  Tana 
  rivers, 
  East 
  

   Africa. 
  Type 
  in 
  Berlin 
  Museum. 
  

  

  Geogr. 
  Distr. 
  East 
  Africa 
  ; 
  Tana 
  and 
  Osi 
  rivers. 
  

  

  Genl. 
  Char. 
  Hairs 
  of 
  head 
  very 
  long 
  covering 
  the 
  ears, 
  radiating 
  

   from 
  a 
  point 
  near 
  frontal 
  ridge; 
  no 
  F-shaped 
  partition 
  as 
  shown 
  in 
  

   Peters' 
  figure 
  ; 
  general 
  color 
  pale 
  brown 
  ; 
  tail 
  long 
  ; 
  hairs 
  on 
  forehead 
  

   projecting 
  forward. 
  

  

  Color. 
  Hairs 
  on 
  top 
  of 
  head 
  long, 
  falling 
  over 
  ears, 
  blackish 
  

   brown; 
  upper 
  parts 
  and 
  sides 
  of 
  body, 
  arms 
  to 
  elbows 
  and 
  legs 
  dark 
  

   hair 
  brown, 
  the 
  hairs 
  light 
  gray 
  at 
  base 
  and 
  banded 
  with 
  black 
  and 
  

   buff; 
  sides 
  of 
  head 
  brownish 
  yellow, 
  sides 
  of 
  neck, 
  throat, 
  under 
  

   parts 
  and 
  inner 
  side 
  of 
  limbs 
  yellowish 
  white 
  tinged 
  with 
  brown 
  ; 
  fore- 
  

   arms 
  blackish 
  brown 
  speckled 
  with 
  buff; 
  hands 
  and 
  feet 
  blackish 
  

   brown. 
  Ex 
  type 
  Berlin 
  Museum. 
  

  

  Measurements. 
  Total 
  length, 
  1,350; 
  tail, 
  730. 
  Ex 
  mounted 
  

   specimen, 
  type 
  Berlin 
  Museum. 
  Skull: 
  total 
  length, 
  121.5; 
  occipito- 
  

   nasal 
  length, 
  103; 
  Hensel, 
  85; 
  intertemporal 
  width, 
  46; 
  zygomatic 
  

   width, 
  84; 
  median 
  length 
  of 
  nasals, 
  20; 
  length 
  of 
  upper 
  molar 
  series, 
  

   30.5; 
  length 
  of 
  mandible, 
  90; 
  length 
  of 
  lower 
  molar 
  series, 
  39. 
  Ex 
  

   type 
  Berlin 
  Museum. 
  

  

  Subgenus 
  Lophocebus. 
  

  

  Head 
  crested; 
  hair 
  long; 
  zygomatic 
  arch 
  (jugal), 
  below 
  alveolar 
  

   border 
  of 
  molars. 
  

  

  Cercocebus 
  aebigena 
  (Gray). 
  

  

  Presbytis 
  albigena 
  Gray, 
  Proc. 
  Zool. 
  Soc. 
  Lond., 
  1850, 
  p. 
  77, 
  pi. 
  

   XVI 
  ; 
  Murie, 
  Prbc. 
  Zool. 
  Soc. 
  Lond., 
  1865, 
  p. 
  740. 
  

  

  Cercocebus 
  albigena 
  Puch., 
  Rev. 
  Zool., 
  1857, 
  p. 
  241 
  ; 
  Sclat., 
  Proc. 
  

   Zool. 
  Soc. 
  Lond., 
  1868, 
  p. 
  183; 
  1896, 
  p. 
  784; 
  Schleg., 
  Mus. 
  

   Pays-Bas, 
  Simian, 
  1876, 
  p. 
  97; 
  Jent., 
  Cat. 
  Syst. 
  Mamm., 
  1892, 
  

   p. 
  26; 
  Id. 
  Proc. 
  Zool. 
  Soc. 
  Lond., 
  1895, 
  p. 
  338; 
  Forbes, 
  

   Handb. 
  Primates, 
  II, 
  1894, 
  p. 
  40 
  ; 
  Matschie, 
  Saugth. 
  Deutsch. 
  

   Ost 
  Afr., 
  1895, 
  p. 
  6; 
  Pousarg., 
  Ann. 
  Scien. 
  Nat, 
  III, 
  1896, 
  

   p. 
  228; 
  Pocock, 
  Ann. 
  Mag. 
  Nat. 
  Hist., 
  XVIII, 
  7th 
  Ser., 
  1906, 
  

   p. 
  283. 
  

  

  Cercocebus 
  (Semnocebus) 
  albigena 
  Gray, 
  Cat. 
  Monkeys, 
  Lemurs 
  

   and 
  Fruit-eating 
  Bats, 
  Brit. 
  Mus., 
  1870, 
  p. 
  27. 
  

  

  GRAY-CHEEKED 
  MANGABEY. 
  

  

  Type 
  locality. 
  Congo 
  Free 
  State, 
  West 
  Africa. 
  "Stanley 
  Falls 
  ?" 
  

  

  