﻿ART. 
  20 
  

  

  THE 
  APHID 
  GENUS 
  AMPHOBOPHOEA 
  MASON 
  

  

  63 
  

  

  Apterous 
  viviparous 
  female. 
  — 
  Antennae 
  about 
  a 
  third 
  longer 
  than 
  

   body, 
  imbricated, 
  the 
  hairs 
  inconspicuous, 
  much 
  shorter 
  than 
  width 
  

   of 
  segment, 
  III 
  with 
  a 
  row 
  of 
  sensoria. 
  Antennal 
  tubercles 
  large. 
  

   Beak 
  reaching 
  about 
  to 
  second 
  coxae. 
  Cornicles 
  moderately 
  long, 
  

   plainly 
  swollen, 
  the 
  tips 
  imbricated, 
  but 
  not 
  reticulated. 
  The 
  

   cauda 
  broad, 
  conical, 
  not 
  constricted, 
  with 
  about 
  three 
  sets 
  of 
  lateral 
  

   hairs. 
  Measurements 
  as 
  follows: 
  

  

  No. 
  1 
  is 
  from 
  the 
  cotype 
  slide. 
  Other 
  are 
  paracotypes. 
  

  

  Pergande 
  left 
  the 
  following 
  color 
  notes 
  of 
  the 
  cotype 
  specimen: 
  

   " 
  Apterous 
  female 
  pale 
  bluish 
  green; 
  antennae 
  black, 
  the 
  two 
  basal 
  

   joints 
  and 
  front 
  edge 
  of 
  head 
  brownish 
  yellow, 
  eyes 
  brown, 
  legs 
  

   yellowish 
  brown, 
  the 
  base 
  of 
  femora 
  very 
  pale 
  bluish 
  green; 
  nectaries 
  

   dusky, 
  paler 
  at 
  base, 
  tail 
  of 
  color 
  of 
  body." 
  

  

  Intermediate. 
  — 
  Similar 
  to 
  other 
  forms, 
  except 
  for 
  very 
  small 
  wings, 
  

   larger 
  on 
  left 
  side, 
  and 
  for 
  the 
  number 
  of 
  sensoria, 
  III 
  have 
  37 
  on 
  

   one 
  side 
  and 
  39 
  on 
  the 
  other, 
  IV 
  having 
  5 
  on 
  each 
  antenna. 
  No 
  

   ocelli 
  present. 
  Measurements 
  as 
  follows: 
  

  

  