﻿BIRDS 
  OF 
  NEW 
  YORK 
  

  

  163 
  

  

  Oceanodroma 
  leucorhoa 
  (Vicillot) 
  

  

  Leach 
  Petrel 
  

  

  Pro 
  cell 
  aria 
  leucorhoa 
  Vicillot. 
  Nouv. 
  Diet. 
  d'Hist. 
  Nat. 
  1817. 
  25:425 
  

   Thalassidromaleachi 
  DcKay. 
  Zool. 
  N. 
  Y. 
  1844. 
  pt 
  2, 
  p. 
  291, 
  fig. 
  295 
  

   Oceanodroma 
  leucorhoa 
  A. 
  O. 
  U. 
  Check 
  List. 
  Ed. 
  2. 
  1895. 
  No. 
  106 
  

  

  occaiio'droina, 
  Gr. 
  fiKtwos, 
  ocean, 
  and 
  8/)o'/xos, 
  running; 
  Icnco'rJioa, 
  Gr. 
  

   Afuxds, 
  white 
  and 
  o'/j/jos, 
  rump 
  

  

  Description. 
  Sooty 
  blackish, 
  browner 
  below; 
  wing 
  coverts 
  grayish 
  

   brown; 
  tipper 
  tail 
  coverts 
  white, 
  the 
  shorter 
  ones 
  mixed 
  with 
  brownish; 
  

   bill 
  and 
  feet 
  black 
  ; 
  iris 
  brown 
  ; 
  tail 
  jorked. 
  

  

  Length 
  7,5-8.9 
  inches; 
  extent 
  17-18; 
  wing 
  6-6.5; 
  ^^^^ 
  3-S~4' 
  forked 
  

   .'j^-.g; 
  tarsus 
  .9-1; 
  middle 
  toe 
  and 
  claw 
  i; 
  bill 
  .67. 
  

  

  The 
  Leach 
  or 
  common 
  Forked-tail 
  petrel 
  inhabits 
  the 
  seas 
  of 
  the 
  

   holarctic 
  region 
  in 
  general, 
  breeding 
  from 
  the 
  Hebrides 
  and 
  the 
  coast 
  ol 
  

   Maine 
  northward, 
  and 
  migrating 
  southward 
  in 
  winter 
  as 
  far 
  as 
  Virginia 
  and 
  

  

  Lc'Hch 
  potrol. 
  Oc-c-anodroma 
  Icucurhoa 
  (VieiUot). 
  From 
  Auduhun. 
  Birds 
  of 
  America, 
  3 
  nat. 
  size 
  

  

  