﻿MAMMALS 
  OF 
  NORTHERN 
  COLOMBIA 
  — 
  HERSHKOVITZ 
  413 
  

  

  with 
  wholly 
  white 
  hairs; 
  pale 
  basal 
  portions 
  of 
  hairs 
  of 
  nape, 
  

  

  upper 
  arms 
  and 
  lateral 
  fringe 
  not 
  sharply 
  defined 
  from 
  terminal 
  

  

  portions; 
  white 
  narial 
  patches 
  meeting 
  at 
  midline 
  above 
  nostrils. 
  

  

  Marikina 
  pluto 
  Lonnberg 
  (Ayapud, 
  Rio 
  Puriis, 
  western 
  

  

  Brazil) 
  . 
  

  

  (c). 
  Back 
  evenly 
  ticked 
  golden 
  and 
  black; 
  basal 
  portions 
  of 
  hairs 
  of 
  

  

  nape, 
  etc., 
  brown; 
  white 
  narial 
  patches 
  not 
  meeting 
  at 
  midline 
  

  

  above 
  nostrils.. 
  .Marikina 
  graellsi 
  Jimenez 
  de 
  la 
  Espada 
  (Des- 
  

  

  tacamento, 
  Rio 
  Napo, 
  near 
  confluence 
  with 
  Maran6n, 
  Loreto, 
  

  

  Peru). 
  

  

  b. 
  Crown 
  and 
  forehead 
  sharply 
  defined 
  red 
  — 
  Marikina 
  pileata 
  pileata 
  

  

  Geoffrey 
  (near 
  Pebas, 
  Loreto, 
  Peru) 
  ; 
  Marikina 
  pileata 
  juruana 
  

  

  Ihering 
  (middle 
  Rio 
  Jurud, 
  southwestern 
  Amazonas, 
  Brazil). 
  

  

  2. 
  Outer 
  sides 
  of 
  hind 
  limbs, 
  except 
  feet, 
  rufous, 
  tawny, 
  or 
  red, 
  in 
  marked 
  

  

  contrast 
  with 
  black 
  or 
  marbled 
  midportion 
  of 
  back; 
  tail 
  black, 
  feet 
  dark. 
  

  

  o. 
  Terminal 
  halves 
  of 
  hairs 
  of 
  forehead 
  and 
  crown 
  between 
  ears 
  broadly 
  

  

  banded 
  buffy 
  or 
  rufous 
  Marikina 
  fuscicollis 
  Spix 
  (Sao 
  Paulo 
  de 
  

  

  Olivenga, 
  between 
  Solimoes 
  and 
  Igd, 
  western 
  Brazil). 
  Synonyms: 
  

  

  Midas 
  flavifrons 
  Geoffroy 
  (Pebas, 
  Loreto, 
  Peru), 
  Hapale 
  nigrifrons 
  

  

  Geofifroy 
  (unknown 
  locality), 
  Mystax 
  nigrifrons 
  pebilis 
  Thomas 
  

  

  (Pebas, 
  Loreto, 
  Peru). 
  

  

  b. 
  Terminal 
  halves 
  of 
  hairs 
  of 
  upperpart 
  of 
  forehead 
  and 
  crown 
  black. 
  

  

  (i) 
  . 
  With 
  broad 
  whitish 
  transverse 
  frontal 
  band 
  sharply 
  defined 
  from 
  dark 
  

  

  superciliary 
  region; 
  posterior 
  half 
  of 
  back 
  marbled 
  or 
  striated 
  black 
  

  

  and 
  buff 
  to 
  rufous 
  Marikina 
  weddelli 
  Deville 
  (Apolobamba, 
  

  

  Bolivia). 
  Synonyms: 
  Leontocebus 
  purillus 
  Thomas 
  (Rio 
  Xapury, 
  

   upper 
  Rio 
  Puriis, 
  western 
  Brazil). 
  Mystax 
  imberbis 
  Lonnberg 
  

   (Victoria, 
  confluence 
  of 
  RIos 
  Madre 
  de 
  Dios 
  and 
  Beni, 
  Bolivia). 
  

   (2). 
  Without 
  contrasting 
  whitish 
  band 
  across 
  black 
  forehead. 
  

  

  (a). 
  Basal 
  portions 
  of 
  hairs 
  of 
  nape, 
  shoulders 
  and 
  upper 
  arms 
  white. 
  

   Marikina 
  mystax 
  Spix 
  (between 
  the 
  Solimoes 
  and 
  Igd, 
  

   western 
  Brazil), 
  

   (b). 
  Basal 
  portions 
  of 
  hairs 
  of 
  nape, 
  shoulders, 
  and 
  upper 
  arms 
  black 
  

  

  or 
  dark 
  brown 
  Marikina 
  nigricollis 
  Spix 
  (north 
  bank 
  Rio 
  

  

  Solimoes 
  near 
  Sao 
  Paulo 
  de 
  Olivenga, 
  western 
  Brazil). 
  Syno- 
  

   nyms: 
  Midas 
  rufoniger 
  Geoffroy 
  and 
  Deville 
  (Pebas, 
  Loreto, 
  

   Peru), 
  Hapale 
  devilli 
  Geoffroy 
  (Sacayacu, 
  Loreto, 
  Peru), 
  

   Midas 
  leucogenys 
  Gray 
  (Brazil), 
  Leontocebus 
  pacator 
  Thomas 
  

   (Rio 
  Pachitea, 
  Peru), 
  Mystax 
  devillei 
  micans 
  Thomas 
  (Yurac 
  

   Yacu, 
  San 
  Martin, 
  Peru). 
  

   D. 
  Red-mantlbd 
  tamarins. 
  Terminal 
  halves 
  of 
  hairs 
  (except, 
  sometimes, 
  

   fine 
  black 
  tips) 
  from 
  nape 
  to 
  shoulders, 
  and 
  of 
  outer 
  sides 
  of 
  limbs 
  

   except 
  hands 
  and 
  feet, 
  tawny 
  or 
  reddish 
  in 
  marked 
  contrast 
  with 
  black 
  

  

  crown, 
  tail, 
  and 
  marbled 
  middle 
  portion 
  of 
  back 
  Marikina 
  illigeri 
  

  

  Pucheran 
  (believed 
  to 
  be 
  Colombia, 
  here 
  restricted 
  to 
  the 
  Colombian 
  

   bank 
  of 
  the 
  Solimoes). 
  Synonyms: 
  Midas 
  Zagronoius 
  Jimenez 
  de 
  Espada 
  

   (Destacamento, 
  Rfo 
  Napo 
  near 
  confluence 
  with 
  Marafion, 
  Loreto, 
  Peru), 
  

   Midas 
  iripartitus 
  Milne 
  Edwards 
  (Rio 
  Napo, 
  Ecuador), 
  Mystax 
  blunt- 
  

   schlii 
  Matschie 
  (Rio 
  Saimiri, 
  affluent 
  of 
  the 
  Maran6n, 
  Loreto, 
  Peru), 
  

   Midas 
  apiculatus 
  Thomas 
  (Rio 
  Copataza, 
  upper 
  Pastaza, 
  eastern 
  

   Ecuador), 
  Leontocebus 
  mounseyi 
  Thomas, 
  (Rfo 
  Pacaya, 
  opposite 
  Sapote, 
  

   lower 
  UcayaU, 
  Peru). 
  

  

  