﻿296 
  LASIOPYGA 
  

  

  the 
  Congo 
  River, 
  L. 
  cephodes, 
  L. 
  nigripes, 
  and 
  L. 
  g. 
  pallida. 
  On 
  the 
  

   Island 
  of 
  Fernando 
  Po 
  the 
  following 
  species 
  are 
  found: 
  L. 
  martini 
  

   supposedly, 
  L. 
  erythrotis, 
  L. 
  pogonias, 
  and 
  L. 
  preusse 
  insularis. 
  In 
  

   Congo 
  State 
  are 
  L. 
  ascanius 
  ranging 
  into 
  Angola, 
  L. 
  a. 
  whitesidei 
  

   in 
  Central 
  Congo 
  on 
  the 
  Upper 
  Lulong 
  River, 
  L. 
  cynosura 
  (Mossa- 
  

   medes 
  to 
  Cunene), 
  and 
  L. 
  wolfi, 
  (Brazzaville, 
  Batumpas, 
  Sunkurie), 
  

   and 
  in 
  the 
  Congo 
  forest, 
  locality 
  unknown, 
  L. 
  insignis, 
  and 
  L. 
  petro- 
  

   nell^e 
  are 
  found. 
  Angola 
  contains, 
  L. 
  signata 
  probably 
  at 
  Banana, 
  

   and 
  L. 
  pluto. 
  In 
  Congoland 
  L. 
  l'hoesti 
  was 
  obtained, 
  but 
  its 
  

   habitat 
  is 
  quite 
  unknown, 
  and 
  the 
  same 
  may 
  be 
  said 
  of 
  the 
  following 
  : 
  

  

  L. 
  NIGRIVIRIDIS, 
  L. 
  INOBSERVATA, 
  L. 
  WERNERI, 
  L. 
  NIGRIGENIS, 
  and 
  L. 
  

   ALBITORQUATA. 
  

  

  KEY 
  TO 
  THE 
  SUBGENERA. 
  

  

  A. 
  Body 
  slender; 
  limbs 
  and 
  tail 
  long; 
  cheek 
  pouches 
  

   present 
  ; 
  fingers 
  webbed 
  at 
  base. 
  

  

  a. 
  General 
  color 
  various, 
  size 
  small 
  *Allochrocebus, 
  p. 
  297 
  

  

  b. 
  General 
  color 
  speckled 
  black 
  and 
  yellow. 
  

  

  a! 
  Arms, 
  hands 
  and 
  feet, 
  and 
  body 
  beneath 
  

  

  black 
  or 
  grayish 
  Melanocebus, 
  p. 
  306 
  

  

  b! 
  Tail 
  red 
  or 
  mostly 
  red 
  \Neocebus, 
  p. 
  319 
  

  

  c! 
  General 
  color 
  grayish, 
  a 
  mingling 
  of 
  gray, 
  

   black, 
  tawny 
  or 
  yellow 
  in 
  the 
  colors 
  of 
  

   the 
  hair 
  Chlorocebus, 
  p. 
  325 
  

  

  d! 
  Ears 
  tufted; 
  light 
  colored 
  brow 
  band 
  

   usually 
  extending 
  upward 
  to 
  the 
  crown, 
  

   or 
  ears. 
  Stripes 
  on 
  head 
  in 
  some 
  species 
  ; 
  

   body 
  speckled 
  Mona, 
  p. 
  349 
  

  

  e! 
  White 
  collar 
  present 
  in 
  some 
  species 
  with 
  

   ear 
  tufts 
  present 
  or 
  absent 
  ; 
  aural 
  region 
  

   red 
  or 
  speckled 
  \Insignkebus, 
  p. 
  359 
  

  

  /.' 
  Light 
  colored 
  stripe 
  across 
  thigh. 
  . 
  .Pogonocebus, 
  p. 
  376 
  

  

  *aX\oxw<r 
  ) 
  strange 
  appearance, 
  and 
  Kyfioff, 
  a 
  long-tailed 
  monkey. 
  

   •fpeoa, 
  new, 
  and 
  K-qpoa, 
  a 
  long-tailed 
  monkey. 
  

  

  $Insignis, 
  remarkable, 
  and 
  Cebus 
  or 
  ktj/3o<t, 
  a 
  long-tailed 
  monkey. 
  

   To 
  the 
  above 
  key 
  has 
  been 
  added 
  the 
  number 
  of 
  the 
  page 
  on 
  which 
  is 
  each 
  

   subgenus, 
  so 
  that 
  the 
  groups 
  with 
  their 
  respective 
  keys 
  can 
  be 
  readily 
  found. 
  

  

  