﻿PROCEEDINGS 
  OF 
  THE 
  NATIONAL 
  MUSEUM 
  

  

  vol. 
  07 
  

  

  35. 
  LYSTROPHIS 
  SEMICINCTA 
  (Dumcnl 
  and 
  Bibron) 
  

  

  Heterodon 
  semicinctus 
  Dumeril 
  and 
  Bibron, 
  Erp. 
  G6n., 
  vol. 
  7, 
  1854, 
  p. 
  774 
  

   Lystrophis 
  semicinctus 
  Boulenger, 
  Cat. 
  Snakes 
  Brit. 
  Mus., 
  vol. 
  2, 
  1894, 
  

   p. 
  153. 
  

  

  Argentina. 
  — 
  1 
  specimen, 
  No. 
  52591, 
  collected 
  in 
  Cerros 
  de 
  Mendoza 
  

   by 
  C. 
  S. 
  Reed. 
  

  

  36. 
  UROTHECA 
  ELAPOIDES 
  ELAPOIDES 
  (Cope) 
  

  

  Pliocercus 
  elapoides 
  Cope, 
  Proc. 
  Acad. 
  Nat. 
  Sci. 
  Philadelphia, 
  1860, 
  p. 
  253. 
  

   Pliocercus 
  euryzonus 
  Cope, 
  Proc. 
  Acad. 
  Nat. 
  Sci. 
  Philadelphia, 
  1862, 
  p. 
  72. 
  

   Urotheca 
  elapoides, 
  U. 
  euryzonus 
  Boulenger, 
  Cat. 
  Snakes 
  Brit. 
  Mus., 
  

   vol. 
  2, 
  1894, 
  p. 
  182. 
  

  

  Ecuador. 
  — 
  1 
  specimen, 
  No. 
  32038, 
  collected 
  by 
  F. 
  L. 
  Stuart. 
  

  

  37. 
  DIMADES 
  PLICATILIS 
  (Linnaeus) 
  

  

  Coluber 
  plicatilis 
  Linnaeus, 
  Syst. 
  Nat., 
  ed. 
  10, 
  1758, 
  p. 
  217. 
  

   Dimades 
  plicatilis 
  Gray, 
  Zool. 
  Misc., 
  1842, 
  p. 
  65. 
  — 
  Boulenger, 
  Cat. 
  

   Snakes, 
  Brit. 
  Mus., 
  vol. 
  2, 
  1894, 
  p. 
  186. 
  

  

  Paraguay. 
  — 
  1 
  specimen, 
  No. 
  12,400, 
  collected 
  by 
  the 
  Paraguay 
  

   Expedition. 
  

  

  3S. 
  HYDROPS 
  TRIANGULARIS 
  (Wagler) 
  

  

  Elaps 
  triangularis 
  Wagler, 
  in 
  Spix, 
  Species 
  Novae 
  Serp. 
  Brasil, 
  1824, 
  p. 
  5, 
  

  

  pi. 
  2a, 
  fig. 
  1. 
  

   Hydrops 
  triangidaris 
  Boulenger, 
  Cat. 
  Snakes 
  Brit. 
  Mus., 
  vol. 
  2, 
  1894, 
  p. 
  

  

  187. 
  

  

  Dutch 
  Guiana. 
  — 
  1 
  specimen, 
  No. 
  11,150, 
  collected 
  by 
  C. 
  J. 
  Hering. 
  

   Brazil. 
  — 
  1 
  specimen, 
  No. 
  6,009, 
  collected 
  in 
  the 
  Amazon 
  Valley 
  

   by 
  Lieutenant 
  Herndon. 
  

  

  39. 
  LAMPROPELTIS 
  MICROPHOLIS 
  Cope 
  

  

  Lampropeltis 
  micropholis 
  Cope, 
  Proc. 
  Acad. 
  Nat. 
  Sci. 
  Philadelphia, 
  1860, 
  

   p. 
  257.— 
  Blanchard, 
  U. 
  S. 
  Nat. 
  Mus., 
  Bull. 
  114, 
  1921, 
  p. 
  149. 
  

  

  Coronella 
  micropholis 
  Boulenger, 
  Cat. 
  Snakes 
  Brit. 
  Mus., 
  vol. 
  2, 
  1894, 
  p. 
  

   203. 
  

  

  Ecuador. 
  — 
  6 
  specimens, 
  Nos. 
  62,809-14, 
  collected 
  by 
  F. 
  W. 
  God- 
  

   ing. 
  

  

  These 
  specimens 
  show 
  all 
  the 
  variations 
  in 
  coloration 
  referred 
  to 
  

   by 
  Blanchard 
  (p. 
  150). 
  

  

  40. 
  ATR 
  ACTUS 
  ROULEI 
  Despax 
  

  

  Atractus 
  roidei 
  Despax, 
  Bull. 
  Mus. 
  Hist. 
  Nat. 
  Paris, 
  1910, 
  p. 
  30. 
  

   Ecuador. 
  — 
  2 
  specimens, 
  Nos. 
  33,861-2, 
  collected 
  in 
  the 
  Alausi 
  

  

  