﻿18 
  Mr. 
  W. 
  S. 
  Dallas's 
  Description 
  

  

  IV. 
  Description 
  of 
  a 
  new 
  Species 
  of 
  the 
  Genus 
  Dinidor, 
  

   belonging 
  to 
  the 
  Hemiptera 
  Scutata. 
  By 
  W. 
  S. 
  Dallas, 
  

   Esq., 
  F.L.S. 
  

  

  [Read 
  3rd 
  May, 
  1852.] 
  

  

  As 
  an 
  addition 
  to 
  a 
  paper 
  which 
  I 
  had 
  the 
  honour 
  of 
  commu- 
  

   nicating 
  to 
  this 
  Society 
  at 
  its 
  February 
  meeting, 
  I 
  beg 
  leave 
  to 
  

   lay 
  before 
  the 
  Society 
  the 
  following 
  description 
  of 
  a 
  singular 
  insect 
  

   belonging 
  to 
  the 
  genus 
  Dinidor, 
  Laporte. 
  

  

  Dinidor 
  gihbus, 
  n. 
  s. 
  (PI. 
  I. 
  fig, 
  7.) 
  

  

  D. 
  fuscus, 
  nigro-punctatus 
  ; 
  ihorace 
  spinoso 
  ; 
  scutello 
  basi 
  valde 
  

   elevato, 
  gibbo, 
  apice 
  subemarginato, 
  bituberculato, 
  et 
  tuber- 
  

   culo 
  obtuso 
  pone 
  medium 
  ; 
  membrana 
  fuscescente, 
  fusco- 
  

   reticulato. 
  2 
  

  

  Long. 
  lin. 
  8. 
  (M. 
  0.017.) 
  

  

  Hab. 
  in 
  Brasilia. 
  In 
  J.Ir. 
  Dossctor's 
  collection. 
  

  

  Broadly 
  ovate, 
  brown, 
  punctured 
  with 
  black. 
  Head 
  entire, 
  and 
  

   somewhat 
  pointed 
  in 
  front, 
  the 
  lateral 
  lobes 
  meeting 
  in 
  front 
  of 
  

   the 
  central 
  lobe, 
  with 
  their 
  lateral 
  margins 
  slightly 
  reflexed 
  ; 
  

   above 
  spotted 
  and 
  punctured 
  with 
  black 
  ; 
  beneath 
  with 
  two 
  

   longitudinal 
  black 
  stripes. 
  Eyes 
  brown 
  ; 
  ocelli 
  reddish. 
  Antennae 
  

   black, 
  sparingly 
  pilose; 
  last 
  joint 
  wanting; 
  basal 
  joint 
  with 
  a 
  few 
  

   small 
  orange-brown 
  spots 
  ; 
  second 
  joint 
  very 
  long, 
  with 
  a 
  slight 
  

   constriction 
  near 
  its 
  base 
  ; 
  third 
  joint 
  about 
  twice 
  as 
  long 
  as 
  the 
  

   first, 
  with 
  its 
  base 
  reddish. 
  Rostrum 
  reaching 
  the 
  base 
  of 
  the 
  ab- 
  

   domen, 
  pitchy 
  brown, 
  with 
  the 
  tip 
  blackish, 
  and 
  the 
  base 
  of 
  the 
  

   second 
  joint 
  somewhat 
  fulvous 
  ; 
  labrum 
  testaceous. 
  Pronotum 
  

   with 
  a 
  small 
  tooth 
  at 
  each 
  anterior 
  angle, 
  its 
  antero-lateral 
  margins 
  

   strongly 
  waved, 
  smooth, 
  and 
  its 
  lateral 
  angles 
  acutely 
  spinous 
  ; 
  

   the 
  disc 
  convex 
  and 
  coarsely 
  punctured 
  posteriorly, 
  with 
  an 
  irre- 
  

   gular 
  thickly 
  punctured 
  black 
  band 
  across 
  the 
  middle 
  ; 
  the 
  an- 
  

   terior 
  portion 
  sparingly 
  and 
  irregularly 
  punctured. 
  Scutellum 
  with 
  

   the 
  base 
  elevated 
  into 
  a 
  large 
  rounded 
  tubercle, 
  and 
  with 
  a 
  small 
  

   orange 
  tubercle 
  on 
  each 
  side 
  on 
  the 
  basal 
  angles 
  ; 
  the 
  disc 
  with 
  

   a 
  small 
  obtuse 
  tubercle 
  at 
  the 
  commencement 
  of 
  the 
  narrow 
  por- 
  

   tion 
  ; 
  the 
  apex 
  black, 
  somewhat 
  emarginate, 
  with 
  a 
  slight 
  tubercle 
  

   on 
  each 
  side. 
  Breast 
  blackish, 
  finely 
  punctured, 
  with 
  a 
  few 
  orange- 
  

   brown 
  spots 
  on 
  each 
  side 
  ; 
  at 
  the 
  base 
  of 
  each 
  leg 
  a 
  testaceous 
  

  

  