﻿224 
  Mr. 
  F. 
  Smith's 
  Monograph 
  

  

  posterior 
  margin 
  curving 
  inwards 
  and 
  waved, 
  notched 
  in 
  the 
  

   middle, 
  the 
  four 
  angles 
  acute. 
  A 
  little 
  before 
  the 
  posterior 
  

   angles 
  the 
  sides 
  produced 
  into 
  an 
  angular 
  tooth. 
  The 
  meta- 
  

   thorax 
  has 
  on 
  each 
  side 
  an 
  acute 
  spine, 
  which 
  as 
  well 
  as 
  the 
  

   first 
  node 
  of 
  the 
  abdomen 
  is 
  hidden 
  by 
  the 
  projection 
  of 
  the 
  

   disc 
  ; 
  the 
  second 
  node 
  half-circular 
  or 
  half-moon 
  shaped. 
  Ab- 
  

   domen 
  nearly 
  rotundate, 
  a 
  dark 
  stain 
  runs 
  down 
  the 
  centre, 
  acute 
  

   at 
  the 
  base 
  and 
  gradually 
  widening 
  to 
  the 
  margin 
  of 
  the 
  first 
  

   segment 
  ; 
  the 
  entire 
  insect 
  is 
  covered 
  with 
  erect 
  pale 
  hairs. 
  

  

  Hab. 
  Adelaide, 
  N. 
  S. 
  Wales. 
  

  

  In 
  my 
  own 
  Collection. 
  

  

  Genus 
  2. 
  Meranoplus. 
  

   Sexes 
  three, 
  male, 
  female 
  and 
  worker, 
  or 
  neuter. 
  Female. 
  — 
  Sides 
  

   of 
  the 
  head 
  not 
  expanded 
  ; 
  antennae 
  inserted 
  before 
  and 
  above 
  the 
  

   eyes 
  on 
  each 
  side 
  at 
  the 
  base 
  of 
  the 
  clypeus, 
  the 
  basal 
  joint 
  or 
  

   scape 
  nearly 
  as 
  long 
  as 
  the 
  flagellum 
  ; 
  in 
  repose, 
  received 
  into 
  a 
  

   lateral 
  channel 
  or 
  groove 
  above 
  the 
  eyes 
  in 
  the 
  sides 
  of 
  the 
  head, 
  

   passing 
  beyond 
  them 
  and 
  nearly 
  reaching 
  the 
  vertex. 
  Wings, 
  the 
  

   superior 
  pair 
  having 
  one 
  marginal 
  and 
  one 
  complete 
  sub- 
  marginal 
  

   cell, 
  each 
  being 
  of 
  about 
  equal 
  length 
  ; 
  the 
  discoidal 
  cell 
  sub- 
  

   quadrate. 
  Abdomen 
  somewhat 
  heart-shaped, 
  attached 
  to 
  the 
  

   thorax 
  by 
  two 
  elongate 
  nodes. 
  

  

  1. 
  Meranoplus 
  bkolor. 
  (PI. 
  XX. 
  Hg. 
  6.) 
  

   Head 
  and 
  thorax 
  ferruginous 
  ; 
  abdomen 
  black 
  ; 
  head 
  without 
  

   spines 
  ; 
  metathorax 
  posteriorly 
  armed 
  with 
  a 
  long 
  acute 
  spine 
  on 
  

   each 
  side. 
  

  

  Cryptocer 
  us 
  bkolor, 
  Guerin, 
  Icon. 
  R. 
  Anim. 
  425. 
  

   Length 
  1| 
  lines. 
  

   Hab. 
  Pondicherry. 
  

  

  2. 
  Meranoplus 
  petiolatus, 
  new 
  sp. 
  (PI. 
  XX. 
  fig. 
  7.) 
  

   Female. 
  — 
  Length 
  3^ 
  lines. 
  Head 
  bright 
  ferruginous 
  ; 
  antennae 
  

   dark 
  rufo-testaceous 
  ; 
  the 
  thorax 
  of 
  the 
  same 
  colour, 
  longitudi- 
  

   nally 
  rugose, 
  the 
  lateral 
  margins 
  of 
  the 
  thorax 
  parallel 
  to 
  the 
  base 
  

   of 
  the 
  wings, 
  from 
  whence 
  the 
  sides 
  are 
  narrowed 
  considerably 
  to 
  

   the 
  metathorax, 
  which 
  on 
  each 
  side 
  has 
  a 
  short 
  tooth 
  ; 
  wings 
  pale, 
  

   nervures 
  pale 
  ferruginous 
  ; 
  legs 
  ferruginous 
  ; 
  the 
  nodes 
  of 
  the 
  

   abdomen 
  sub-quadrate 
  ; 
  abdomen 
  ovate, 
  rufo-testaceous, 
  and 
  irre- 
  

   gularly 
  stained 
  with 
  black 
  ; 
  beneath 
  black, 
  and 
  having 
  a 
  large 
  

   rufous 
  patch 
  in 
  the 
  middle, 
  which 
  has 
  a 
  black 
  stain 
  in 
  the 
  centre; 
  

   the 
  entire 
  insect 
  has 
  a 
  thinly 
  scattered 
  erect 
  pale 
  pubescence. 
  

   Hab. 
  Brazil. 
  

  

  