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  LAS10PYGA 
  

  

  species 
  of 
  Lasiopyga 
  in 
  Cercopithecus, 
  and 
  divides 
  the 
  genus 
  

   into 
  three 
  subgenera: 
  Miopithecus, 
  Cercopithecus 
  and 
  Cer- 
  

   cocebus, 
  all 
  of 
  which 
  now, 
  however, 
  are 
  given 
  generic 
  rank 
  by 
  

   most 
  writers. 
  Cercopithecus, 
  (Lasiopyga), 
  contains: 
  (C.) 
  

   cynosura; 
  (C) 
  pygerythra; 
  (C.) 
  lallandi 
  I. 
  Geoff., 
  = 
  L. 
  

  

  PYGERYTHRA 
  (F. 
  Cuv.) 
  ; 
  (C.) 
  GRISEOVIRIDUS 
  ; 
  (C) 
  SabcBUS 
  

  

  (Linn.), 
  undeterminable; 
  (C.) 
  rufoviridis 
  ; 
  (C.) 
  Havidus 
  Pet, 
  

   = 
  L. 
  rufoviridis 
  (I. 
  Geoff.) 
  ; 
  (C.) 
  werneri 
  Geoff., 
  (C.) 
  

   pogonias; 
  (C.) 
  burnetii; 
  (C.) 
  samango 
  Sundev., 
  = 
  L. 
  labi- 
  

   ata 
  (I. 
  Geoff.); 
  (C.) 
  labiatus; 
  (C.) 
  albigularis; 
  (C.) 
  

   erythrarcha 
  Pet., 
  = 
  L. 
  albigularis 
  (Sykes) 
  ; 
  (C.) 
  mona; 
  (C.) 
  

   campbelli; 
  (C.) 
  palatinus 
  Wagn., 
  = 
  L. 
  roloway 
  (Erxleb.) 
  ; 
  

   (C.) 
  DIANA 
  ; 
  (C) 
  leucampyx; 
  (C) 
  PLUTO 
  ; 
  (C.) 
  erythrotis; 
  

   (C.) 
  cephus; 
  (C) 
  nictitans; 
  (C.) 
  melanogenys 
  Gray, 
  = 
  L. 
  

   ascanius 
  Audebert 
  ; 
  (C.) 
  /«w/io 
  Gray, 
  = 
  L. 
  martini 
  (Waterh.) 
  ; 
  

   (C.) 
  rwfor 
  (Linn.), 
  = 
  Erythrocebus 
  pat 
  as? 
  (Schreb.) 
  ; 
  (C) 
  

   pyrrhonotus 
  Erhenb., 
  is 
  also 
  an 
  Erythrocebus; 
  (C) 
  ochra- 
  

   ceus 
  Peters 
  is 
  a 
  Papio; 
  and 
  (C.) 
  fuliginosus 
  — 
  Cercocebus 
  

   ^ethiops 
  (Schreb.) 
  ; 
  (C.) 
  collaris 
  = 
  C. 
  torquatus 
  (Kerr), 
  and 
  

   both 
  belong 
  to 
  Cercocebus. 
  (C.) 
  cethiops 
  (Linn.), 
  is 
  unde- 
  

   terminable. 
  

  

  1856. 
  Pucheran, 
  in 
  Revue 
  et 
  Magasin 
  de 
  Zoologie. 
  

  

  Lasiopyga 
  grayi 
  Fraser, 
  renamed 
  Cercopithecus 
  erxlebeni. 
  

  

  1860. 
  Du 
  Chaillu, 
  in 
  Proceedings 
  of 
  the 
  Academy 
  of 
  Natural 
  Sciences 
  

   of 
  Philadelphia. 
  

   Lasiopyga 
  nigripes 
  first 
  described 
  as 
  Cercopithecus 
  nigripes. 
  

  

  1862. 
  Reichenbach, 
  Die 
  V 
  ollst'dndigste 
  Naturgeschichte 
  der 
  Affen. 
  

  

  The 
  species 
  of 
  the 
  genus 
  Lasiopyga 
  is 
  here 
  divided 
  into 
  four 
  

   subgenera. 
  A. 
  Miopithecus, 
  and 
  B. 
  Cercocebus, 
  both 
  recog- 
  

   nized 
  in 
  the 
  present 
  Review 
  as 
  independent 
  genera. 
  C. 
  Cerco- 
  

   pithecus 
  with 
  the 
  following 
  species. 
  (C.) 
  cephus; 
  (C.) 
  

   melanogenys 
  Gray, 
  === 
  L. 
  ascanius 
  (Audeb.) 
  ; 
  (C.) 
  ludio 
  Gray, 
  

   = 
  L. 
  martini 
  (Waterh.) 
  ; 
  (C.) 
  petaurista 
  ex 
  Guinee; 
  (C.) 
  

   histrio 
  Reichenb., 
  = 
  L. 
  ascanius 
  (Audebert) 
  ; 
  (C.) 
  ascanius; 
  

   (C.) 
  nictitans; 
  (C.) 
  roloway; 
  (C) 
  diana; 
  (C.) 
  leu- 
  

   campyx; 
  (C.) 
  pluto 
  ; 
  (C.) 
  mona; 
  (C.) 
  campbelli; 
  (C.) 
  

   pogonias; 
  (C.) 
  erxlebeni 
  Pucher., 
  = 
  L. 
  grayi 
  (Fraser) 
  ; 
  (C.) 
  

   nigripes; 
  (C.) 
  burnetti 
  ; 
  (C.) 
  labiatus; 
  (C) 
  martini; 
  (C.) 
  

   erythrarchus 
  Peters, 
  = 
  L. 
  albigularis 
  (Sykes) 
  ; 
  (C.) 
  

   erythrotis; 
  (C.) 
  albigularis; 
  (C) 
  monoides 
  I. 
  Geoff., 
  = 
  

   L. 
  albigularis 
  (Sykes) 
  ; 
  (C.) 
  werneri; 
  (C) 
  rufoviridis; 
  

  

  