﻿LASIOPYGA 
  299 
  

  

  near 
  allies. 
  The 
  unique 
  type 
  was 
  obtained 
  in 
  northern 
  Nigeria 
  by 
  Dr. 
  

   Bakie's 
  expedition, 
  and 
  is 
  in 
  the 
  Collection 
  of 
  the 
  British 
  Museum. 
  

  

  Subgenus 
  2. 
  Rhinos 
  tictus. 
  

   General 
  color 
  black 
  and 
  yellow 
  speckled. 
  

  

  KEY 
  TO 
  THE 
  SPECIES 
  AND 
  SUBSPECIES. 
  

  

  A. 
  Black 
  brow 
  band 
  encircling 
  the 
  head. 
  

  

  a. 
  General 
  color 
  above 
  very 
  dark, 
  black 
  pre- 
  

  

  dominating 
  L. 
  petaurista. 
  

  

  b. 
  General 
  color 
  above 
  lighter, 
  black 
  not 
  pre- 
  

  

  dominating 
  L. 
  fantiensis. 
  

  

  c. 
  General 
  color 
  above 
  ochraceous 
  buff 
  and 
  

  

  black 
  L. 
  erythrog 
  aster. 
  

  

  B. 
  Black 
  brow 
  band 
  not 
  encircling 
  the 
  head. 
  

  

  o. 
  Crown 
  of 
  head 
  speckled 
  black 
  and 
  yellow. 
  

  

  a.' 
  A 
  patch 
  of 
  grayish 
  yellow 
  below 
  eye 
  L. 
  buttikoferi. 
  

  

  b! 
  A 
  black 
  patch 
  below 
  eye 
  L. 
  ascanius. 
  

  

  c! 
  No 
  patch 
  below 
  eye 
  L. 
  a. 
  whitesidei. 
  

  

  b. 
  Crown 
  of 
  head 
  speckled 
  black 
  and 
  dark 
  buff 
  ...L. 
  signata. 
  

  

  c. 
  Crown 
  of 
  head 
  speckled 
  black 
  and 
  tawny 
  L. 
  schtnidti. 
  

  

  Lasiopyga 
  petaurista 
  ( 
  Schreber) 
  . 
  

  

  Simia 
  petaurista 
  Schreb., 
  Saugth., 
  I, 
  1775, 
  p. 
  103, 
  (nee 
  Auct.) 
  ; 
  

   I. 
  Geoff., 
  Cat. 
  Primates, 
  1851, 
  p. 
  19, 
  No. 
  2; 
  Wagn., 
  Schreb., 
  

   Saugth. 
  Suppl., 
  V, 
  1840, 
  p. 
  119, 
  tab. 
  XIXB; 
  V, 
  1855, 
  p. 
  50; 
  

   Reichenb., 
  Vollstand. 
  Naturg. 
  Affen, 
  1862, 
  p. 
  165. 
  

  

  LESSER 
  WHITE-NOSED 
  GUENON. 
  

  

  Type 
  locality. 
  Guinea. 
  

  

  Geogr. 
  Distr. 
  Guinea, 
  West 
  Africa. 
  

  

  Genl. 
  Char. 
  Color 
  very 
  dark, 
  much 
  darker 
  than 
  L. 
  fantiensis 
  

   Matschie, 
  (petaurista 
  Auct.) 
  ; 
  tail 
  very 
  long, 
  slender. 
  

  

  Color. 
  End 
  of 
  nose 
  white; 
  rest 
  of 
  nose, 
  cheeks, 
  lips, 
  line 
  across 
  

   forehead, 
  and 
  one 
  from 
  behind 
  eye 
  to 
  below 
  ear 
  to 
  hind 
  neck, 
  black 
  ; 
  

   top 
  of 
  head 
  with 
  hairs 
  black 
  ringed 
  with 
  yellow 
  ; 
  upper 
  parts 
  and 
  

   sides 
  of 
  body, 
  the 
  hairs 
  gray 
  at 
  base 
  then 
  ringed 
  with 
  ochraceous 
  

   rufous 
  and 
  black; 
  shoulders 
  and 
  arms 
  to 
  elbows, 
  and 
  hind 
  legs 
  to 
  

   ankles 
  gray 
  at 
  base 
  of 
  hairs 
  then 
  ringed 
  with 
  black 
  and 
  yellow 
  ; 
  fore- 
  

   arms 
  deep 
  black, 
  hairs 
  tipped 
  with 
  yellow 
  ; 
  sides 
  of 
  neck, 
  throat, 
  entire 
  

  

  