﻿312 
  LASIOPYGA 
  

  

  parts 
  of 
  body, 
  but 
  much 
  darker; 
  chin 
  and 
  throat 
  grayish 
  white; 
  rest 
  

   of 
  under 
  parts 
  jet 
  black; 
  tail 
  at 
  base 
  pale 
  grizzled 
  gray, 
  remainder 
  

   jet 
  black. 
  Ex 
  Arnot's 
  specimen 
  in 
  British 
  Museum, 
  from 
  Kundilungo 
  

   Mountains 
  west 
  of 
  Lake 
  Mweru, 
  Nyassaland. 
  

  

  Measurements. 
  Total 
  length, 
  1,420; 
  tail, 
  820, 
  (skin) 
  ; 
  no 
  skull. 
  

  

  The 
  type 
  was 
  a 
  flat 
  skin, 
  in 
  the 
  British 
  Museum, 
  but 
  not 
  so 
  good 
  a 
  

   representation 
  of 
  the 
  species 
  as 
  the 
  one 
  above 
  described. 
  The 
  species 
  

   is 
  easily 
  distinguished 
  in 
  the 
  group 
  to 
  which 
  it 
  belongs, 
  by 
  the 
  pale 
  

   yellowish 
  gray 
  back 
  ; 
  and 
  the 
  greater 
  amount 
  of 
  speckling 
  on 
  the 
  head 
  

   and 
  hind 
  neck. 
  

  

  Lasiopyga 
  aurora 
  (Thomas 
  and 
  Wroughton). 
  

  

  Cercopithecus 
  leucampyx 
  aurora 
  Thos. 
  and 
  Wrought., 
  Trans. 
  

   Zool. 
  Soc. 
  Lond., 
  XIX, 
  1910, 
  p. 
  485. 
  

  

  Type 
  locality. 
  South 
  end 
  of 
  Lake 
  Kivu, 
  south 
  of 
  Lake 
  Albert 
  

   Edward, 
  Africa. 
  Type 
  in 
  British 
  Museum. 
  

  

  Color. 
  Head 
  missing. 
  Upper 
  parts 
  of 
  body 
  and 
  flanks 
  speckled 
  

   buff, 
  yellow 
  and 
  black, 
  hairs 
  having 
  three 
  black 
  rings 
  ; 
  hairs 
  on 
  upper 
  

   part 
  of 
  back 
  white 
  at 
  base 
  then 
  gray, 
  the 
  apical 
  portion 
  banded 
  with 
  black 
  

   and 
  yellow 
  ; 
  hairs 
  on 
  lower 
  back 
  yellowish 
  white 
  on 
  basal 
  half, 
  then 
  buff 
  

   yellow 
  banded 
  with 
  black; 
  these 
  combinations 
  give 
  a 
  grayish 
  tinge 
  to 
  

   the 
  upper 
  back, 
  but 
  a 
  rich 
  yellow 
  to 
  the 
  sacral 
  portion; 
  inner 
  and 
  

   outer 
  side 
  of 
  arms 
  jet 
  black; 
  outer 
  side 
  of 
  thighs 
  speckled 
  gray 
  and 
  

   black 
  ; 
  inner 
  side 
  jet 
  black 
  ; 
  hands 
  and 
  feet 
  wanting 
  ; 
  entire 
  under 
  parts 
  

   jet 
  black; 
  tail 
  at 
  root 
  mixed 
  gray, 
  yellow 
  and 
  black, 
  remainder 
  above 
  

   and 
  beneath 
  mixed 
  gray 
  and 
  black, 
  the 
  gray 
  gradually 
  disappearing 
  

   until 
  near 
  the 
  end 
  which 
  becomes 
  jet 
  black 
  with 
  here 
  and 
  there 
  a 
  white 
  

   speck. 
  Ex 
  type 
  British 
  Museum. 
  

  

  Measurements. 
  Tail, 
  700. 
  No 
  skull. 
  Skin 
  incomplete. 
  

  

  Lasiopyga 
  sttjhlmanni 
  (Matschie). 
  

  

  Cercopithecus 
  stuhlmanni 
  Matschie, 
  Sitzungsb. 
  Ges. 
  Naturf. 
  

  

  Freunde, 
  Berlin, 
  1893, 
  p. 
  225. 
  

   Cercopithecus 
  otoleucus 
  Sclat., 
  Proc. 
  Zool. 
  Soc. 
  Lond., 
  1902, 
  p. 
  

  

  237, 
  pi. 
  XXI. 
  

  

  STUHLM 
  ANN'S 
  GUENON. 
  

  

  Type 
  locality. 
  North 
  of 
  Kingawanga, 
  north 
  west 
  of 
  Lake 
  Albert 
  

   Edward, 
  Africa, 
  and 
  Kividjvi 
  Island 
  in 
  Lake 
  Kivu. 
  Type 
  in 
  Berlin 
  

   Museum. 
  

  

  Geogr. 
  Distr. 
  Lake 
  Albert 
  Edward 
  to 
  the 
  Mpanga 
  forest, 
  East 
  

   Africa. 
  

  

  