﻿376 
  LASIOPYGA 
  

  

  Subgenus 
  8. 
  Pogonocebus. 
  

  

  The 
  members 
  of 
  this 
  group 
  are 
  brightly 
  colored, 
  and 
  noted 
  for 
  

   having 
  a 
  white 
  and 
  buff 
  diagonal 
  stripe 
  across 
  the 
  thighs 
  from 
  the 
  root 
  

   of 
  the 
  tail. 
  

  

  KEY 
  TO 
  THE 
  SPECIES. 
  

  

  A. 
  Stripe 
  across 
  thighs. 
  

  

  a. 
  Ochraceous 
  rufous 
  band 
  across 
  forehead. 
  

  

  a! 
  Upper 
  parts 
  speckled 
  tawny 
  ochraceou* 
  and 
  

  

  black 
  L. 
  neglecta. 
  

  

  b! 
  Upper 
  parts 
  speckled 
  white 
  and 
  black, 
  tail 
  

  

  black 
  L. 
  brazzoe. 
  

  

  b. 
  Black 
  band 
  across 
  forehead 
  succeeded 
  by 
  a 
  white 
  

  

  one. 
  

   a! 
  Inner 
  side 
  of 
  thighs 
  and 
  anal 
  region 
  bright 
  

  

  bay 
  L. 
  diana. 
  

  

  b! 
  Inner 
  side 
  of 
  thighs 
  and 
  anal 
  region 
  white 
  

  

  or 
  pale 
  orange 
  L. 
  roloway. 
  

  

  Lasiopyga 
  neglecta 
  (Schlegel). 
  

  

  Cercopithecus 
  leucampyx 
  (nee 
  Fischer), 
  Gray, 
  Cat. 
  Monkeys, 
  

   Lemurs 
  and 
  Fruit-eating 
  Bats, 
  Brit. 
  Mus., 
  1870, 
  p. 
  22; 
  ex 
  

   White 
  Nile. 
  

   Cercopithecus 
  neglectus 
  Schleg., 
  Mus. 
  Pays-Bas, 
  Simiae, 
  1876, 
  p. 
  

   70; 
  Giglioli, 
  Zool. 
  Anz., 
  X, 
  1887, 
  p. 
  510; 
  Sclat, 
  Proc. 
  Zool. 
  

   Soc. 
  Lond., 
  1893, 
  pp. 
  253, 
  443, 
  (in 
  text 
  of 
  C. 
  brazzoe) 
  ; 
  

   Forbes, 
  Handb. 
  Primates, 
  II, 
  1894, 
  p. 
  75; 
  Thos., 
  Proc. 
  Zool. 
  

   Soc. 
  Lond., 
  1900, 
  p. 
  801. 
  

  

  SCHLEGEL' 
  S 
  GUENON. 
  

  

  Type 
  locality. 
  White 
  Nile. 
  Locality 
  unknown. 
  Type 
  in 
  British 
  

   Museum. 
  

  

  Geogr. 
  Distr. 
  White 
  Nile, 
  Africa. 
  

  

  Color. 
  Head 
  and 
  feet 
  lacking. 
  A 
  black 
  front 
  band 
  at 
  end 
  of 
  the 
  

   flat 
  skin, 
  presumably 
  hind 
  portion 
  of 
  head; 
  neck, 
  shoulders 
  and 
  space 
  

   between, 
  tawny, 
  ochraceous 
  and 
  black, 
  basal 
  portion 
  of 
  hairs 
  ochra- 
  

   ceous 
  ; 
  rest 
  of 
  upper 
  parts, 
  hairs 
  brown 
  and 
  black, 
  base 
  of 
  hairs 
  gray 
  ; 
  

   skin 
  of 
  throat 
  wanting 
  ; 
  under 
  parts 
  ochraceous 
  buff 
  and 
  black, 
  growing 
  

   darker 
  to 
  middle 
  of 
  abdomen, 
  which 
  is 
  brownish 
  black 
  ; 
  arms 
  apparently 
  

   black, 
  only 
  a 
  small 
  portion 
  remaining; 
  thighs 
  seal 
  brown 
  on 
  outer 
  

  

  