﻿ART. 
  20 
  

  

  THE 
  APHID 
  GENUS 
  AMPHOROPHORA 
  MASON 
  

  

  13 
  

  

  abdominal 
  tubercles 
  showing. 
  Cornicles 
  dark 
  colored, 
  long, 
  dis- 
  

   tinctly 
  swollen, 
  tip 
  plainly 
  reticulated, 
  remainder 
  imbricated. 
  Cauda 
  

   long 
  and 
  broad, 
  distinctly 
  constricted 
  at 
  base; 
  three 
  sets 
  of 
  lateral 
  

   hairs. 
  Measurements 
  as 
  follows: 
  

  

  Host. 
  — 
  Checkerberry. 
  

  

  Locality. 
  — 
  Orono, 
  Maine. 
  

  

  Cotypes. 
  — 
  Returned 
  to 
  Maine 
  Agricultural 
  Experiment 
  Station. 
  

  

  AMPHOROPHORA 
  BRAGGI, 
  new 
  species 
  

  

  Figs. 
  4-6 
  

  

  Mate 
  viviparous 
  female. 
  — 
  Antennae 
  slightly 
  longer 
  than 
  body, 
  

   dark 
  colored, 
  very 
  tuberculate, 
  hairs 
  as 
  long 
  as 
  or 
  longer 
  than 
  width 
  

   of 
  segment, 
  not 
  plainly 
  capitate. 
  Antennal 
  tubercles 
  rather 
  small. 
  

   Beak 
  not 
  reaching 
  second 
  coxae. 
  No 
  prothoracic 
  or 
  abdominal 
  

   tubercles. 
  Abdomen 
  light 
  colored, 
  without 
  lateral 
  dark 
  patches, 
  

   as 
  in 
  cosmopolitana. 
  Cornicles 
  very 
  dark, 
  lighter 
  at 
  base, 
  short, 
  

   strongly 
  swollen, 
  reticulated 
  but 
  not 
  showing 
  plainly 
  on 
  the 
  black 
  

   background. 
  Cauda 
  short, 
  strongly 
  constricted, 
  one 
  set 
  of 
  lateral 
  

   hairs 
  before 
  constriction 
  and 
  three 
  sets 
  beyond 
  constriction. 
  Legs 
  

   very 
  dark, 
  except 
  bases 
  of 
  femora. 
  

  

  