﻿244 
  PITHECUS 
  

  

  DARK-TAILED 
  MACAQUE. 
  

  

  Type 
  locality. 
  Siaba 
  Bay, 
  Nias 
  Island, 
  N. 
  W. 
  of 
  Sumatra. 
  Type 
  

   in 
  United 
  States 
  National 
  Museum. 
  

  

  Genl. 
  Char. 
  Similar 
  to 
  P. 
  irus 
  but 
  darker. 
  

  

  Color. 
  Crown, 
  upper 
  parts, 
  and 
  sides, 
  tawny 
  ochraceous 
  and 
  

   black; 
  outer 
  surface 
  of 
  limbs 
  like 
  body, 
  but 
  arms 
  tinged 
  with 
  gray; 
  

   forehead 
  sprinkled 
  with 
  black 
  ; 
  cheeks 
  buffy 
  gray 
  and 
  black 
  grizzled 
  ; 
  

   sides 
  of 
  neck 
  and 
  under 
  parts 
  pale 
  ecru 
  drab 
  ; 
  tail 
  above, 
  black, 
  beneath 
  

   ecru 
  drab 
  ; 
  hands 
  like 
  outer 
  side 
  of 
  arms, 
  and 
  feet 
  like 
  legs. 
  Ex 
  type 
  

   United 
  States 
  National 
  Museum. 
  

  

  Measurements. 
  Total 
  length, 
  940; 
  tail, 
  480; 
  foot, 
  130. 
  Skull: 
  

   total 
  length, 
  113.9; 
  occipito-nasal 
  length, 
  94.4; 
  Hensel, 
  81.5; 
  zygo- 
  

   matic 
  breadth, 
  76.7; 
  width 
  of 
  braincase 
  above 
  zygomata, 
  56; 
  palatal 
  

   length, 
  48 
  ; 
  median 
  length 
  of 
  nasals, 
  27 
  ; 
  length 
  of 
  upper 
  molar 
  series, 
  

   27.9 
  ; 
  length 
  of 
  mandible, 
  83.3 
  ; 
  length 
  of 
  lower 
  molar 
  series, 
  34.8. 
  Ex 
  

   type 
  United 
  States 
  National 
  Museum. 
  

  

  PlTHECUS 
  lapsus 
  Elliot. 
  

  

  Pithecus 
  lapsus 
  Elliot, 
  Proc. 
  U. 
  S. 
  Nat. 
  Mus., 
  XXXVIII, 
  1910, 
  p. 
  

   343. 
  

  

  Macaca 
  phceura 
  (nee 
  Miller), 
  Lyon, 
  Proc. 
  U. 
  S. 
  Nat. 
  Mus., 
  

   XXXI, 
  1906, 
  p. 
  606. 
  

  

  Type 
  locality. 
  Island 
  of 
  Banka, 
  east 
  of 
  southern 
  Sumatra. 
  Type 
  

   in 
  United 
  States 
  National 
  Museum. 
  

  

  Geogr. 
  Distr. 
  Islands 
  of 
  Banka 
  and 
  Billiton. 
  

  

  Genl. 
  Char. 
  Similar 
  to 
  P. 
  ph^urus 
  but 
  much 
  darker 
  in 
  color; 
  

   rostrum 
  shorter, 
  narrower 
  ; 
  premaxillae 
  protruding, 
  lengthened. 
  

  

  Color. 
  Frontal 
  streak, 
  black, 
  conspicuous, 
  broader 
  than 
  in 
  P. 
  

   fh^eurus; 
  top 
  of 
  head, 
  upper 
  parts 
  of 
  body, 
  and 
  outer 
  side 
  of 
  arms 
  

   and 
  thighs, 
  with 
  hairs 
  pale 
  drab 
  at 
  base, 
  and 
  annulated 
  on 
  apical 
  

   half 
  with 
  black 
  and 
  tawny 
  ochraceous 
  ; 
  legs 
  below 
  knees 
  gray 
  with 
  buff 
  

   tips 
  to 
  the 
  hairs; 
  cheeks, 
  under 
  parts 
  and 
  inner 
  side 
  of 
  limbs, 
  buffy 
  

   smoke 
  gray 
  ; 
  hands 
  similar 
  to 
  outer 
  side 
  of 
  arms 
  ; 
  feet 
  yellowish 
  gray 
  ; 
  

   tail 
  blackish 
  at 
  base 
  above, 
  grading 
  into 
  gray 
  at 
  tip, 
  beneath 
  smoky 
  

   gray. 
  Ex 
  type 
  United 
  States 
  National 
  Museum. 
  

  

  Measurements. 
  Total 
  length, 
  955; 
  tail, 
  520; 
  foot, 
  124, 
  (Col- 
  

   lector). 
  Skull: 
  total 
  length, 
  110.8; 
  occipito-nasal 
  length, 
  94.7; 
  Hensel, 
  

   80.2 
  ; 
  zygomatic 
  width, 
  76.2 
  ; 
  intertemporal 
  width, 
  37.5 
  ; 
  palatal 
  length, 
  

   43.7 
  ; 
  median 
  length 
  of 
  nasals, 
  27.7 
  ; 
  length 
  of 
  upper 
  molar 
  series, 
  28 
  ; 
  

   length 
  of 
  mandible, 
  83 
  ; 
  length 
  of 
  lower 
  molar 
  series, 
  36.3. 
  Ex 
  type 
  

   United 
  States 
  National 
  Museum. 
  

  

  