﻿MAMMALS 
  OF 
  NORTHERN 
  COLOMBIA 
  — 
  ^HERSHKOVITZ 
  357 
  

  

  Snuff 
  Brown; 
  median 
  dorsal 
  band 
  Sayal 
  Brown 
  with 
  a 
  slight 
  ochra- 
  

   ceous 
  mixture, 
  sides 
  of 
  back 
  uniformly 
  Sayal 
  Brown, 
  lateral 
  fringe 
  

   paler, 
  basal 
  portions 
  of 
  hairs 
  Hair 
  Brown 
  mid-dorsally, 
  becoming 
  

   paler, 
  to 
  silvery, 
  laterally; 
  chest 
  and 
  belly 
  mixed 
  Ochraceous-Buff 
  

   and 
  Warm 
  Buff, 
  the 
  hairs 
  paler 
  basally; 
  front 
  of 
  shoulder 
  Warm 
  

   Buff, 
  hairs 
  on 
  front 
  of 
  upper 
  arm 
  broadly 
  Ochraceous-Orange 
  sub- 
  

   terminally, 
  buffy 
  basally 
  and 
  terminally, 
  outer 
  surface 
  Cinnamon 
  and 
  

   silvery 
  becoming 
  darker, 
  to 
  Sayal 
  Bro\vn, 
  on 
  posterior 
  border; 
  hairs 
  of 
  

   lateral 
  surface 
  of 
  forearm 
  Pinkish 
  Cinnamon 
  subterminally 
  with 
  

   silvery 
  apices 
  creating 
  a 
  hoar-frosted 
  effect, 
  fore 
  and 
  hind 
  surfaces 
  

   more 
  uniformly 
  ocln:aceous; 
  upper 
  surface 
  of 
  hand 
  mixed 
  Cinnamon 
  

   and 
  Light 
  Buff, 
  fingers 
  with 
  light 
  buffy 
  hairs. 
  Hairs 
  of 
  lateral 
  surface 
  

   of 
  thighs 
  Pinkish 
  Buff 
  subterminally, 
  silvery 
  apically, 
  more 
  imiformly 
  

   orangeous 
  in 
  front, 
  the 
  hairs 
  behind 
  Cinnamon 
  apically, 
  silvery 
  

   basally. 
  Upper 
  surface 
  of 
  tail 
  hoar-frosted 
  Cinnamon 
  Brown, 
  under- 
  

   side 
  Pinkish 
  Cinnamon 
  proximally, 
  gradually 
  becoming 
  Ochraceous- 
  

   Buff 
  to 
  yellowish 
  terminally. 
  

  

  Coloration 
  ojthe 
  paratypes 
  (16 
  males 
  and 
  11 
  females 
  from 
  Guaimaral, 
  

   10 
  males 
  and 
  3 
  females 
  from 
  El 
  Orinoco, 
  5 
  km. 
  east 
  of 
  the 
  Rio 
  Cesar). 
  — 
  

   Dark 
  phase: 
  Cap 
  Snuff 
  Brown 
  to 
  Bister, 
  or 
  Cinnamon-Brown 
  to 
  

   Prout's 
  Brown; 
  median 
  dorsal 
  line 
  usually 
  a 
  tone 
  paler 
  than 
  cap, 
  

   ranging 
  from 
  Prout's 
  Brown 
  to 
  Ochraceous-Tawny, 
  or 
  Bister 
  to 
  Sayal 
  

   Brown; 
  sides 
  of 
  back 
  and 
  lateral 
  fringe 
  paler. 
  Snuff 
  Brown 
  or 
  Cinna- 
  

   mon-Brown, 
  the 
  color 
  extending 
  over 
  lower 
  half 
  of 
  outer 
  side 
  of 
  upper 
  

   arm 
  to 
  elbow; 
  upper 
  half 
  of 
  upper 
  arm 
  in 
  front 
  grading 
  from 
  whitish 
  

   or 
  yellowish 
  of 
  shoulder 
  through 
  Ochraceous-Orange 
  or 
  Tawny 
  into 
  

   the 
  Cinnamon-Brown 
  of 
  forearm; 
  hairs 
  of 
  forearm 
  often 
  silvery 
  to 
  

   buffy 
  apically 
  ; 
  hand 
  above 
  like 
  forearm 
  or 
  darker, 
  frequently 
  mixed 
  or 
  

   edged 
  with 
  whitish 
  hairs. 
  Belly 
  sparsely 
  covered 
  with 
  silvery 
  to 
  

   Ochraceous-Orange 
  hairs. 
  Inner 
  surface 
  of 
  thigh 
  like 
  belly, 
  front 
  and 
  

   lateral 
  surfaces 
  like 
  side 
  of 
  back 
  and 
  grading 
  into 
  Ochraceous-Orange 
  

   to 
  Tawny 
  of 
  foreleg. 
  Other 
  parts 
  as 
  described 
  for 
  the 
  species. 
  Pale- 
  

   phase: 
  Cap 
  Avellaneous 
  to 
  Buffy 
  Brown, 
  or 
  Cinnamon 
  to 
  Sayal 
  

   Brown. 
  Median 
  dorsal 
  line 
  Ochraceous-Buff 
  to 
  Ocliraceous-Tawny, 
  

   or 
  Cinnamon-Buff 
  to 
  Sayal 
  Brown; 
  side 
  of 
  back 
  paler. 
  Light 
  Ochra- 
  

   ceous-Buff 
  or 
  Cinnamon-Buff 
  to 
  Cinnamon, 
  lateral 
  fringe 
  like 
  side 
  of 
  

   back 
  or 
  with 
  a 
  wash 
  of 
  orangeous; 
  belly 
  silvery 
  to 
  Ochraceous-Buff. 
  

   The 
  above 
  colors 
  are 
  distributed 
  over 
  remaining 
  parts 
  in 
  same 
  manner 
  

   as 
  in 
  dark 
  phase 
  individuals. 
  

  

  Division 
  between 
  dark 
  and 
  light 
  color 
  phases 
  is 
  made 
  arbitrarily 
  to 
  

   facilitate 
  description 
  of 
  the 
  race. 
  Variation 
  in 
  color 
  ranges 
  gradually 
  

   from 
  one 
  extreme 
  to 
  the 
  other. 
  In 
  general, 
  young 
  adults 
  are 
  paler 
  

   than 
  older 
  ones, 
  A 
  female 
  and 
  nine 
  males 
  taken 
  between 
  April 
  2 
  and 
  

   5, 
  during 
  the 
  long 
  dry 
  season, 
  are 
  in 
  old 
  pelage 
  and 
  markedly 
  paler 
  

  

  