﻿LASIOPYGA 
  331 
  

  

  intimately 
  connected, 
  that 
  the 
  differences 
  they 
  exhibit 
  would 
  seem 
  to 
  

   indicate, 
  that, 
  in 
  the 
  unexplored 
  stretches 
  of 
  country 
  lying 
  between 
  

   their 
  present 
  known 
  habitats, 
  such 
  intermediates 
  would 
  eventually 
  be 
  

   procured. 
  

  

  Lasiopyga 
  tantalus 
  griseisticta 
  (Elliot). 
  

  

  Cercopithecus 
  tantalus 
  griseistictus 
  Elliot, 
  Ann. 
  Mag. 
  Nat. 
  Hist., 
  

   IV, 
  8th 
  Ser., 
  1909, 
  p. 
  259. 
  

  

  Type 
  locality, 
  Bambara, 
  Welle 
  River. 
  

  

  Geogr. 
  Distr. 
  Mountains 
  west 
  of 
  Lake 
  Albert 
  Edward 
  to 
  the 
  

   Welle 
  River. 
  Type 
  in 
  British 
  Museum. 
  

  

  Genl. 
  Char. 
  Like 
  L. 
  t. 
  budgetti 
  on 
  upper 
  parts, 
  but 
  hands 
  and 
  feet 
  

   grizzled 
  gray, 
  fingers 
  and 
  toes 
  silvery 
  gray. 
  

  

  Color. 
  Face 
  and 
  chin 
  black, 
  paler 
  around 
  eyes; 
  nose, 
  foreparts 
  

   of 
  cheeks, 
  lips 
  and 
  chin 
  covered 
  with 
  short 
  black 
  hairs; 
  broad 
  white 
  

   brow 
  band 
  of 
  stiff 
  erect 
  hairs, 
  with 
  a 
  narrow 
  line 
  in 
  front 
  between 
  eyes 
  

   of 
  black 
  stiff 
  hairs; 
  some 
  long 
  stiff 
  black 
  hairs 
  from 
  corner 
  of 
  eye 
  

   directed 
  backward 
  and 
  lying 
  between 
  whiskers 
  and 
  hair 
  of 
  head 
  ; 
  top 
  

   of 
  head, 
  hairs 
  black 
  from 
  root 
  and 
  tipped 
  with 
  ochraceous 
  this 
  being 
  

   the 
  dominant 
  color 
  on 
  head; 
  back 
  of 
  neck 
  and 
  upper 
  back 
  the 
  hairs 
  

   gray 
  speckled 
  with 
  yellow 
  and 
  black; 
  dorsal 
  line 
  and 
  lower 
  back 
  and 
  

   rump 
  darker, 
  speckled 
  with 
  black 
  and 
  buff 
  ; 
  shoulders 
  like 
  upper 
  back 
  ; 
  

   outer 
  side 
  of 
  arms 
  and 
  hands, 
  legs 
  and 
  feet, 
  gray 
  speckled 
  with 
  black 
  

   and 
  white; 
  the 
  arms 
  near 
  shoulders, 
  and 
  thighs 
  near 
  hips, 
  speckled 
  

   with 
  yellow 
  and 
  black 
  ; 
  whiskers 
  very 
  long 
  extending 
  beyond 
  and 
  hiding 
  

   the 
  ears, 
  yellowish 
  white, 
  some 
  of 
  the 
  upper 
  hairs 
  banded 
  with 
  black 
  

   on 
  apical 
  part; 
  sides 
  of 
  neck, 
  throat, 
  entire 
  under 
  parts 
  of 
  body 
  and 
  

   inner 
  side 
  of 
  limbs 
  grayish 
  white; 
  rufous 
  hair 
  about 
  scrotum; 
  flanks 
  

   paler 
  than 
  upper 
  parts; 
  hairs 
  speckled 
  with 
  yellow 
  and 
  black; 
  tail 
  

   above, 
  speckled 
  yellow 
  and 
  black 
  for 
  half 
  the 
  length, 
  rest 
  broccoli 
  

   brown, 
  beneath 
  with 
  a 
  tuft 
  of 
  white 
  hairs 
  on 
  each 
  side 
  at 
  root, 
  gray 
  

   for 
  a 
  third 
  of 
  the 
  length, 
  remainder 
  broccoli 
  brown. 
  No 
  tuft. 
  Iris 
  

   brown. 
  Ex 
  type 
  British 
  Museum. 
  

  

  Measurements. 
  Total 
  length, 
  1,200; 
  tail, 
  720; 
  foot, 
  135. 
  Skull: 
  

   total 
  length, 
  113.2; 
  occipito-nasal 
  length, 
  95.5; 
  intertemporal 
  width, 
  

   44.7 
  ; 
  Hensel, 
  40.5 
  ; 
  zygomatic 
  width, 
  77.5 
  ; 
  breadth 
  of 
  braincase, 
  56.4 
  ; 
  

   median 
  length 
  of 
  nasals, 
  21.2; 
  palatal 
  length, 
  40.3; 
  length 
  of 
  upper 
  

   molar 
  series, 
  27.8; 
  length 
  of 
  upper 
  canines, 
  21.3; 
  length 
  of 
  mandible, 
  

   82.1 
  ; 
  length 
  of 
  lower 
  molar 
  series, 
  34.6. 
  Ex 
  type 
  British 
  Museum. 
  

  

  This 
  race 
  resembles 
  L. 
  t. 
  budgetti 
  in 
  the 
  coloring 
  of 
  the 
  upper 
  

   parts, 
  but 
  differs 
  in 
  having 
  the 
  gray 
  hands 
  and 
  feet 
  of 
  L. 
  tantalus, 
  

  

  