﻿54 
  [Senate 
  

  

  outer 
  margin 
  interrupted 
  in 
  tlie 
  middle, 
  and 
  a 
  black 
  

   callous 
  dot 
  near 
  the 
  apex. 
  Length, 
  0-14. 
  Pound 
  

   chiefly 
  on 
  pines. 
  No. 
  719, 
  male. 
  

  

  Var. 
  a. 
  A 
  ferruginous 
  dot 
  on 
  the 
  apex 
  of 
  the 
  scuteL 
  

   No. 
  720. 
  

   h. 
  The 
  yellow 
  thoracic 
  band 
  widely 
  interrupted. 
  

   No. 
  721. 
  

  

  Proteus 
  Clastoptera, 
  *C. 
  proteus. 
  Head 
  bright 
  yellow, 
  a 
  black 
  

   band 
  on 
  the 
  anterior 
  margin 
  of 
  the 
  vertex 
  and 
  a 
  broader 
  

   one 
  on 
  the 
  front 
  ; 
  front 
  polished, 
  without 
  transverse 
  

   striae 
  • 
  a 
  callous 
  black 
  dot 
  near 
  the 
  apex 
  of 
  the 
  elytra 
  , 
  

   legs 
  yellowish-white, 
  tarsi 
  black. 
  Length, 
  0-16 
  ; 
  males 
  

   slightly 
  smaller. 
  Abundant 
  on 
  the 
  panicled 
  dog- 
  woody 
  

   i^Cornus 
  paniculata.) 
  Closely 
  allied 
  to 
  the 
  C 
  atra^ 
  (Ger- 
  

   mar,) 
  but 
  on 
  examining 
  a 
  host 
  of 
  specimens, 
  not 
  one 
  

   occurs 
  in 
  which 
  the 
  legs 
  are 
  annulated 
  with 
  black 
  or 
  

   fuscous. 
  No. 
  722, 
  female. 
  

  

  This 
  pretty 
  insect, 
  though 
  so 
  small 
  in 
  size, 
  presents 
  an 
  aston- 
  

   ishing 
  number 
  of 
  sub-species 
  and 
  varieties, 
  so 
  clearly 
  and 
  distinctly 
  

   marked 
  that 
  at 
  first 
  glance 
  they 
  would 
  be 
  confidently 
  regarded 
  

   as 
  well 
  characterized 
  species. 
  The 
  following 
  are 
  the 
  more 
  

   prominent, 
  though 
  by 
  no 
  means 
  all, 
  of 
  the 
  varieties 
  that 
  occur 
  ; 
  

  

  Sub.sp. 
  1. 
  JlavicoUis, 
  Thorax 
  entirely 
  yellow. 
  

   Var. 
  a. 
  Elytra 
  yellow. 
  No. 
  723. 
  

  

  b. 
  Elytra 
  with 
  an 
  oblique 
  blackish 
  vitta. 
  No. 
  724. 
  

   Sub-sp. 
  cincticollis. 
  Thorax 
  with 
  a 
  black 
  band. 
  

   Var. 
  a. 
  An 
  interrupted 
  black 
  band 
  on 
  the 
  anterior 
  

  

  margin 
  of 
  the 
  thorax. 
  No, 
  725. 
  

   h. 
  An 
  entire 
  black 
  band 
  on 
  the 
  anterior 
  margin 
  

   of 
  the 
  thorax. 
  No. 
  726. 
  

  

  c. 
  Thoracic 
  band 
  crossing 
  the 
  disk 
  instead 
  of 
  the 
  

  

  anterior 
  margin. 
  No. 
  727. 
  

  

  d. 
  Band 
  on 
  the 
  disk 
  of 
  the 
  thorax, 
  and 
  scutel 
  

  

  black. 
  No. 
  728. 
  

   Sub-sp. 
  maculicoUis. 
  Thorax 
  with 
  one 
  or 
  two 
  discoi- 
  

  

  dal 
  spots. 
  

   Var. 
  a. 
  A 
  black 
  spot 
  on 
  the 
  disk 
  and 
  interrupted 
  band 
  

  

  anteriorly. 
  No. 
  729. 
  

  

  