﻿No 
  30.] 
  57 
  

  

  EVACANTHUS. 
  Lepel. 
  and 
  Serv. 
  

  

  Orbital 
  Evacanthus, 
  *E. 
  orbitalis. 
  Black, 
  shining 
  ; 
  orbital 
  mar- 
  

   gins, 
  antennae 
  and 
  legs, 
  tawny 
  white 
  ; 
  elytra 
  deep 
  fus- 
  

   cous, 
  nerves 
  and 
  large 
  spot 
  at 
  the 
  apex 
  of 
  the 
  outer 
  

   margin 
  white 
  ; 
  face 
  with 
  a 
  tawny 
  white, 
  transverse 
  spot 
  

   or 
  band 
  above. 
  Length, 
  . 
  18, 
  to 
  tip 
  of 
  female 
  abdomen 
  

   0-20. 
  On 
  dogwood, 
  the 
  last 
  of 
  July. 
  Rare. 
  No. 
  756, 
  

   male. 
  

  

  GYPONA. 
  Germ. 
  

  

  Yellow-striped 
  Gypona, 
  *G. 
  Jlavilineata. 
  Pale 
  green, 
  immacu- 
  

   late 
  ; 
  thorax 
  with 
  eight 
  pale 
  yellow 
  vittse, 
  the 
  middle 
  

   ones 
  common 
  to 
  the 
  vertex 
  and 
  scutel. 
  Tettigonia 
  

   S-lineatOj 
  var. 
  «, 
  of 
  Say. 
  Having 
  never 
  met 
  with 
  speci- 
  

   mens 
  possessing 
  rosaceous 
  stripes 
  and 
  nervures, 
  and 
  this 
  

   insect 
  being 
  larger 
  in 
  size 
  than 
  the 
  S-lineafa, 
  I 
  am 
  in- 
  

   duced 
  to 
  regard 
  it 
  as 
  a 
  distinct 
  species. 
  Length, 
  0-35 
  

   toO'45. 
  Common 
  on 
  oaks, 
  maple, 
  walnut, 
  &c. 
  No. 
  

   757, 
  male 
  ; 
  758, 
  female. 
  

  

  Red-mottled 
  Gyponia, 
  *G. 
  scarlatina. 
  Dull 
  yellowish 
  brown; 
  

   elytra 
  with 
  rosaceous 
  nerves 
  and 
  dots 
  ; 
  thorax 
  without 
  

   vittse 
  ; 
  common 
  disk 
  of 
  the 
  elytra 
  sparsely 
  dotted 
  with 
  

   black; 
  length, 
  0-40. 
  No. 
  759. 
  female. 
  

  

  PENTHIMIA. 
  Germ. 
  

   American 
  Penthimia, 
  *P. 
  americana. 
  Black; 
  elytra 
  white 
  to- 
  

   wards 
  the 
  apex 
  ; 
  two 
  dots 
  on 
  the 
  anterior 
  edge 
  of 
  the 
  

   vertex, 
  and 
  a 
  spot 
  on 
  each 
  outer 
  angle 
  of 
  the 
  thorax 
  

   sanguineous 
  or 
  rufous. 
  Female, 
  with 
  the 
  vertex, 
  thorax, 
  

   scutel 
  and 
  venter, 
  sanguineous. 
  Closely 
  allied 
  to 
  the 
  

   European 
  vmeties 
  hemmr 
  ho 
  ea 
  said 
  sanguinicollisj 
  (Fab.) 
  

   but 
  is 
  a 
  size 
  larger. 
  Length, 
  0-23. 
  Rare. 
  Taken 
  on 
  the 
  

   sugar 
  maple. 
  No. 
  760, 
  male 
  ; 
  761, 
  female. 
  

  

  ACOCEPHALUS. 
  Germ. 
  

  

  Yellow 
  Acocephalus, 
  *A. 
  vitellinus. 
  Yellow 
  ; 
  elytra 
  longer 
  than 
  

   the 
  abdomen, 
  with 
  pellucid 
  spots, 
  and 
  on 
  the 
  margins 
  

   towards 
  the 
  apex 
  a 
  few 
  black 
  dots. 
  Length, 
  0-26. 
  

   Found 
  on 
  the 
  sugar 
  maple. 
  No. 
  762, 
  male. 
  

  

  