﻿XXIII 
  

  

  1879. 
  Cheriues 
  pinicorticis 
  Fitch. 
  Herbert 
  Oshokx. 
  

  

  Trans. 
  Iowa 
  Hort. 
  Soc. 
  Vol. 
  14. 
  pp. 
  90 
  107. 
  Prof. 
  Osboni 
  here 
  

   gives 
  an 
  account 
  of 
  observations 
  on 
  different 
  stages, 
  description, 
  and 
  

   life 
  histor}^ 
  so 
  far 
  as 
  made 
  out. 
  

  

  1879a. 
  Herbert 
  Osborn. 
  

  

  College 
  Quarterly, 
  Vol. 
  11. 
  p. 
  10. 
  Short 
  notice 
  of 
  injury 
  without 
  

   scientific 
  name 
  of 
  insect. 
  

  

  1879. 
  Cficriiies 
  pinifolia' 
  Fitch. 
  Cyrus 
  Thomas. 
  

  

  Eicjhth 
  Rep. 
  St. 
  Ent. 
  of 
  III., 
  p. 
  l.'>0. 
  Quotes 
  Fitch's 
  description. 
  

  

  1881. 
  Ctiermeii 
  pinifol'ur 
  Fitch. 
  A. 
  S. 
  Packard. 
  

   Ins. 
  Inj. 
  to 
  Forest 
  and 
  Sluidc 
  Trees, 
  issi, 
  p. 
  lis. 
  

  

  1884. 
  Chermes 
  pinicorticis 
  Fitch. 
  Herbert 
  Osborn. 
  

  

  Bulletin 
  No. 
  2, 
  Iowa 
  St. 
  Agr. 
  Coll., 
  Dept. 
  of 
  Ent. 
  — 
  In 
  this 
  paper 
  

   Prof. 
  Osborn 
  republishes, 
  in 
  substance, 
  the 
  papers 
  previously 
  re- 
  

   ferred 
  to. 
  with 
  additions 
  and 
  corrections, 
  bibliography 
  and 
  ph^tes. 
  

   showing 
  apterous 
  female, 
  upper 
  and 
  lower 
  side, 
  winged 
  form, 
  young 
  

   larva, 
  antenniip 
  and 
  leg 
  of 
  young 
  larvae. 
  

  

  1885. 
  Cfiernies 
  pinicorticis 
  Fitch. 
  -J. 
  A. 
  Lintneh. 
  

  

  27id 
  Rep. 
  St. 
  Ent. 
  of 
  N. 
  Y.. 
  p. 
  160-187.— 
  Frot 
  Lintner 
  gives 
  the 
  

   natural 
  history 
  of 
  the 
  Ctiermes 
  according 
  to 
  Osborn. 
  and 
  a 
  resume 
  

   of 
  the 
  studies 
  made 
  bj' 
  Shimer. 
  Walsh, 
  and 
  himself; 
  reproduces 
  

   Osborn's 
  figures, 
  refers 
  to 
  other 
  species 
  of 
  the 
  genus, 
  aud 
  deals 
  to 
  

   some 
  extent 
  with 
  their 
  bibliography, 
  recapitulates 
  the 
  natural 
  ene- 
  

   mies 
  and 
  suggests 
  remedies. 
  

  

  1887. 
  Chermes 
  pinicorticis 
  Fitch. 
  Oestlund. 
  

  

  Syn. 
  of 
  Aphididcr 
  of 
  Minn., 
  p. 
  93. 
  — 
  Listed 
  as 
  attacking 
  pine, 
  and 
  

   mentioned 
  as 
  an 
  American 
  species 
  on 
  p. 
  18. 
  

  

  1888. 
  Chermes 
  pinicorticis 
  Fitch. 
  J. 
  A. 
  Lixtxer. 
  

  

  4th 
  Rep. 
  St. 
  Ent. 
  of 
  N. 
  Y., 
  p. 
  147. 
  — 
  A 
  few 
  notes 
  on 
  its 
  distribution 
  

   and 
  habits. 
  

  

  1890. 
  Chermes 
  pinicorticis 
  Fitch. 
  Packard. 
  

  

  Fifth 
  Rep. 
  U. 
  S. 
  Ent. 
  Comm.. 
  p. 
  Sic*.— 
  Lists 
  it 
  and 
  refers 
  to 
  

   Osborn; 
  also 
  to 
  Chermes 
  pinifolia' 
  Fitch, 
  p. 
  SOo, 
  Fitch's 
  description 
  

   being 
  quoted; 
  also 
  to 
  Coccus 
  pinicorticis. 
  Fitch, 
  again 
  (luoting 
  

   from 
  Fitch, 
  p. 
  871. 
  Refers 
  also 
  to 
  Shinier's 
  paper 
  of 
  18B9. 
  

  

  1890. 
  Chermes 
  pinicorticis 
  Fitch. 
  S. 
  A. 
  Forbes. 
  

  

  17th 
  Rep. 
  St. 
  Ent. 
  of 
  III., 
  p. 
  .jcii. 
  — 
  Notes 
  its 
  first 
  reported 
  ap- 
  

   pearance 
  in 
  Illinois, 
  in 
  the 
  University 
  forest, 
  saying 
  that 
  it 
  not 
  

   only 
  attacks 
  the 
  twigs, 
  but 
  also 
  the 
  bases 
  of 
  the 
  needles. 
  

  

  1891. 
  Chermes 
  pinicorticis 
  Fitch. 
  T. 
  A. 
  Williams. 
  

  

  Host 
  Plant 
  List 
  N. 
  A. 
  Aphidida-, 
  Bull. 
  No. 
  1. 
  Unic. 
  of 
  Neb. 
  — 
  

   Lists 
  it 
  as 
  attacking 
  the 
  pine. 
  

  

  