﻿472 
  PROCEEDINGS 
  OF 
  THE 
  NATIONAL 
  MUSEUM. 
  vol.44. 
  

  

  LIST 
  OF 
  AMERICAN 
  FORMS 
  WITH 
  TYPE 
  LOCALITIES. 
  

  

  Mustcla 
  vison 
  vison 
  Schreber 
  Eastern 
  Canada. 
  

  

  lutreocephala 
  Harlan 
  Maryland. 
  

  

  lutensis 
  (Bangs) 
  Matanzas 
  Inlet, 
  Florida. 
  

  

  vulgiraga 
  (Bangs) 
  Burbridge, 
  Louisiana. 
  

  

  leti/era 
  nobis 
  Elk 
  River, 
  ^Minnesota. 
  

  

  lacustris 
  (Preble) 
  Echimamish 
  River, 
  Keewatin. 
  

  

  energumenos 
  (Bangs) 
  Sumas, 
  British 
  Columbia. 
  

  

  nesolestes 
  (Heller) 
  Admiralty 
  Island, 
  Alaska. 
  

  

  melampeplus 
  ( 
  Elliot 
  ) 
  Kenai 
  Peninsula, 
  Ala,-ska. 
  

  

  ingens 
  (Osgood) 
  Fort 
  Yukon, 
  Alaska. 
  

  

  macrodon 
  (Prentiss) 
  Brooklin, 
  Maine. 
  

  

  MUSTELA 
  VISON 
  VISON 
  Schreber. 
  

  

  1777. 
  Mustela 
  vison 
  Schreber, 
  Die 
  Saugthiere, 
  pi. 
  1276. 
  

  

  1800. 
  Lutra 
  vison 
  Shaw, 
  Gen. 
  Zool., 
  vol. 
  1, 
  p. 
  448. 
  

  

  1800. 
  [Mustela] 
  minx 
  Turton, 
  Syst. 
  Nat., 
  vol. 
  1, 
  p. 
  58. 
  (North 
  America.) 
  

  

  1829. 
  Mustela 
  (Putorius) 
  vison 
  Richardson, 
  Faun. 
  Bor.-Amer., 
  vol. 
  1, 
  p. 
  48. 
  

  

  1830. 
  [Putorius] 
  vison 
  Gapper, 
  Zool. 
  Journ., 
  vol. 
  5, 
  p. 
  202. 
  

  

  1854. 
  Putorius 
  nigrescens 
  Audubon 
  and 
  Bachman, 
  Viv. 
  Quad. 
  North 
  Amer., 
  

  

  vol. 
  3, 
  p. 
  104. 
  (Mountains 
  of 
  Pennsylvania, 
  northern 
  New 
  York, 
  Vermont, 
  

  

  and 
  Canada.) 
  

   1857. 
  Mustela 
  winingus 
  Baird, 
  Mamm. 
  North 
  Amer., 
  p. 
  177 
  (in 
  synonymy). 
  

   1877. 
  Putorius 
  (Lutreola) 
  vison 
  Coues, 
  Fur 
  Bear. 
  Anim., 
  p. 
  160. 
  

   1899. 
  Putorius 
  vison 
  vison 
  Miller, 
  Bull. 
  N. 
  Y. 
  State 
  Mua., 
  vol. 
  6, 
  No. 
  29, 
  p. 
  350 
  

  

  (October), 
  November 
  18. 
  

   1899. 
  L[utreola] 
  vison 
  Jordan, 
  Man. 
  Vert. 
  North. 
  U. 
  S., 
  ed. 
  8, 
  p. 
  344. 
  

   1902. 
  Lutreola 
  vison 
  Preble, 
  North 
  Amer. 
  Fauna, 
  No. 
  22, 
  p. 
  66, 
  October 
  31. 
  

   1912. 
  Mustela 
  vison 
  vison 
  Miller, 
  Bull. 
  U. 
  S. 
  Nat. 
  Mus., 
  No. 
  79, 
  p. 
  101, 
  

  

  December 
  31. 
  

  

  Type-locality.— 
  'EsLstern 
  Canada. 
  

  

  Geographic 
  distribution. 
  — 
  Eastern 
  Canada, 
  west 
  to 
  Hudson 
  Bay; 
  

   south 
  in 
  interior 
  to 
  Catskill 
  Mountains, 
  New 
  York, 
  and 
  to 
  nortliorn 
  

   Pennsylvania. 
  Not 
  found 
  on 
  the 
  coast 
  south 
  of 
  New 
  Brunswick. 
  

  

  Suhspecific 
  cTiaracters. 
  — 
  Smallest 
  of 
  the 
  American 
  mmks; 
  colors 
  

   dark. 
  Skull 
  small 
  and 
  comparatively 
  weak 
  and 
  smooth, 
  without 
  well- 
  

   developed 
  sagittal 
  crest; 
  teeth 
  small. 
  

  

  Measurements 
  of 
  sJcuUs. 
  — 
  Average 
  of 
  5 
  skulls 
  of 
  adult 
  males 
  from 
  

   Quebec 
  and 
  the 
  Adirondack 
  Mountains, 
  New 
  York: 
  Condylobasal 
  

   length, 
  65.2; 
  zygomatic 
  breadth, 
  36.8; 
  least 
  postorbital 
  constric- 
  

   tion, 
  13.1; 
  mastoid 
  breadth, 
  32.3; 
  length 
  of 
  upper 
  molar-premolar 
  

   row, 
  16.9 
  mm. 
  

  

  Remarlcs. 
  — 
  The 
  western 
  range 
  of 
  typical 
  vison 
  is 
  imperfectly 
  

   mapped. 
  Where 
  it 
  meets 
  the 
  subspecies 
  lacustris 
  and 
  letifera 
  can 
  not 
  

   be 
  stated 
  at 
  present, 
  as 
  good 
  series 
  of 
  skulls 
  from 
  western 
  Ontario, 
  

   eastern 
  Keewatin, 
  and 
  the 
  middle 
  Great 
  Lakes 
  region, 
  necessary 
  to 
  

   determine 
  the 
  matter, 
  are 
  not 
  at 
  hand. 
  

  

  