﻿PITHECUS 
  207 
  

  

  Geogr. 
  Distr. 
  Tenasserim, 
  Malay 
  Peninsula. 
  

  

  Genl. 
  Char. 
  Similar 
  to 
  P. 
  nemestrinus, 
  but 
  hairs 
  annulated. 
  

  

  Color. 
  Male. 
  Crown 
  blackish, 
  neck, 
  shoulders 
  and 
  upper 
  parts 
  

   of 
  back 
  bright 
  russet 
  annulated 
  with 
  black 
  ; 
  lower 
  back, 
  and 
  upper 
  parts 
  

   of 
  thighs 
  light 
  ochraceous 
  buff, 
  unspeckled 
  near 
  callosities 
  ; 
  faint 
  dorsal 
  

   line, 
  blackish; 
  arms 
  and 
  legs 
  grizzled 
  blackish 
  and 
  drab 
  gray; 
  under 
  

   parts 
  drab 
  gray, 
  darkest 
  across 
  belly 
  ; 
  hands 
  and 
  feet 
  darker 
  than 
  limbs 
  ; 
  

   buttocks 
  yellowish 
  white 
  ; 
  tail 
  above 
  black, 
  beneath 
  pale 
  brownish 
  yel- 
  

   low. 
  Ex 
  type 
  United 
  States 
  National 
  Museum. 
  

  

  Female. 
  The 
  female 
  is 
  much 
  paler 
  in 
  color, 
  and 
  is 
  generally 
  with- 
  

   out 
  the 
  conspicuous 
  annulations 
  on 
  the 
  upper 
  parts, 
  which 
  are 
  buff 
  

   and 
  brownish 
  black 
  on 
  lower 
  back, 
  and 
  a 
  buff 
  brown 
  on 
  upper 
  back, 
  

   shoulders, 
  and 
  top 
  of 
  head; 
  limbs, 
  hands 
  and 
  feet 
  yellowish 
  brown, 
  

   quite 
  pale; 
  radiating 
  hairs 
  from 
  ears 
  cream 
  buff. 
  No 
  dorsal 
  line. 
  

   Altogether 
  she 
  presents 
  a 
  striking 
  contrast 
  to 
  the 
  male. 
  

  

  Measurements. 
  Total 
  length, 
  785 
  ; 
  tail, 
  230 
  ; 
  foot, 
  163. 
  Skull 
  : 
  

   greatest 
  length, 
  136; 
  occipito-nasal 
  length, 
  111.5; 
  breadth 
  of 
  braincase 
  

   above 
  zygomata, 
  64.4; 
  Hensel, 
  98.1; 
  zygomatic 
  breadth, 
  94; 
  palatal 
  

   length, 
  54 
  ; 
  median 
  length 
  of 
  nasals, 
  30.7 
  ; 
  length 
  of 
  upper 
  molar 
  series, 
  

   38 
  ; 
  length 
  of 
  mandible, 
  99.5 
  ; 
  length 
  of 
  lower 
  molar 
  series, 
  46. 
  Ex 
  

   type 
  United 
  States 
  National 
  Museum. 
  

  

  A 
  rather 
  remarkable 
  species, 
  with 
  its 
  long 
  annulated 
  hair 
  falling 
  

   over 
  the 
  shoulders 
  and 
  sides 
  like 
  a 
  mane. 
  It 
  represents 
  the 
  Sumatran 
  

   animal 
  in 
  Tenasserim. 
  

  

  Pithecus 
  insulanus 
  (Miller). 
  

  

  Macaca 
  insulana 
  Miller, 
  Proc. 
  U. 
  S. 
  Nat. 
  Mus., 
  XXIX, 
  1906, 
  

   p. 
  560. 
  

  

  CHANCE 
  ISLAND 
  MACAQUE. 
  

  

  Type 
  locality. 
  Chance 
  Island, 
  Mergui 
  Archipelago. 
  

  

  Genl. 
  Char. 
  Similar 
  to 
  P. 
  adustus 
  but 
  smaller, 
  hair 
  on 
  shoulders 
  

   longer. 
  

  

  Color. 
  A 
  perfect 
  replica 
  of 
  P. 
  adustus 
  but 
  smaller 
  in 
  size. 
  

  

  Measurements. 
  Total 
  length, 
  717; 
  tail, 
  183. 
  Skull: 
  total 
  length, 
  

   130.8; 
  occipito-nasal 
  length, 
  109.3; 
  intertemporal 
  width, 
  44.2; 
  zygo- 
  

   matic 
  width, 
  93 
  ; 
  palatal 
  length, 
  55 
  ; 
  median 
  length 
  of 
  nasals, 
  28.2 
  ; 
  

   length 
  of 
  upper 
  molar 
  series, 
  32.3 
  ; 
  length 
  of 
  mandible, 
  95.3 
  ; 
  length 
  of 
  

   lower 
  molar 
  series, 
  41.8. 
  Ex 
  type 
  United 
  States 
  National 
  Museum. 
  

  

  This 
  is 
  a 
  small 
  island 
  representative 
  of 
  the 
  Tenasserim 
  species, 
  

   with 
  the 
  hair 
  over 
  shoulders 
  somewhat 
  longer. 
  In 
  color 
  there 
  is 
  prac- 
  

  

  