﻿22 
  Eev. 
  T. 
  A. 
  Marshall's 
  Monograph 
  of 
  

  

  2. 
  Opius 
  pendulus, 
  Hal. 
  

  

  O. 
  pendulus, 
  Hal., 
  Ent. 
  Mag., 
  iv., 
  205, 
  <? 
  $ 
  . 
  

  

  Black 
  ; 
  clypeus 
  brown, 
  not 
  touching 
  the 
  mandibles 
  ; 
  palpi 
  very 
  

   long, 
  testaceous, 
  fuscous 
  at 
  the 
  base. 
  Mandibles 
  testaceous, 
  

   dilated 
  and 
  emarginate 
  at 
  the 
  base 
  beneath. 
  Antennae 
  shorter 
  

   than 
  the 
  body, 
  19-jointed. 
  Mesothoracic 
  sutures 
  effaced. 
  No 
  

   punctiform 
  impression 
  before 
  the 
  scutelluna. 
  Mesopleurse 
  with 
  an 
  

   impunctate 
  furrow. 
  Metathorax 
  shining, 
  almost 
  smooth. 
  Wings 
  

   hyahne, 
  squamula 
  piceous, 
  stigma 
  and 
  nervures 
  fuscous 
  ; 
  recurrent 
  

   nervure 
  evected 
  ; 
  1st 
  abscissa 
  of 
  the 
  radius 
  longer 
  than 
  in 
  

   pygmceator 
  (sp. 
  3), 
  not 
  punctiform 
  ; 
  radial 
  areolet 
  smaller 
  ; 
  2<3 
  

   cubital 
  areolet 
  lenger 
  ; 
  hind 
  wings 
  broader. 
  Legs 
  fusco-testaceous> 
  

   with 
  black 
  eoxse 
  ; 
  base 
  of 
  tibiae, 
  and 
  a 
  lateral 
  streak 
  on 
  the 
  femora, 
  

   paler 
  ; 
  tarsi 
  fuscous. 
  First 
  abdominal 
  segment 
  rimulose, 
  some- 
  

   what 
  shining. 
  Terebra 
  as 
  long 
  as 
  one-fotu'th 
  &i 
  the 
  abdomen. 
  

   Length,. 
  1 
  line. 
  

  

  Unknown 
  to 
  me. 
  Fouad 
  by 
  Haliday 
  very 
  rarely 
  in 
  

   North 
  Ireland 
  ; 
  Walker 
  took 
  both 
  sexes 
  in 
  the 
  Londorj 
  

   district. 
  

  

  3. 
  Opius. 
  pygiiKsator, 
  Nees. 
  

  

  Braco7i 
  pyqmcgator, 
  Nees, 
  Mon., 
  i., 
  52 
  ; 
  . 
  pifgmieator^ 
  

   Hal.,'Ent. 
  Mag., 
  iv., 
  205, 
  <? 
  2 
  . 
  

  

  O. 
  funebris, 
  Wesm., 
  Nouv. 
  Mem. 
  Ac. 
  Brus., 
  1835, 
  

   p. 
  124, 
  ^ 
  ? 
  . 
  

  

  Black, 
  shining. 
  Face 
  faintly 
  earinated 
  ; 
  clypeus 
  not 
  quite 
  

   touching 
  the 
  mandibles, 
  separated 
  from 
  the 
  face 
  by 
  a 
  semicircular 
  

   line 
  ending 
  on 
  either 
  side 
  in 
  a 
  punctiform 
  impression, 
  black 
  with 
  

   the 
  apex 
  pale, 
  seldom 
  entirely 
  black 
  ; 
  mandibles 
  testaceous, 
  broadly- 
  

   dilated 
  and 
  almost 
  always 
  simaated 
  at 
  the 
  base 
  ; 
  palpi 
  blackish. 
  

   Antennae 
  black, 
  as 
  long 
  as 
  the 
  body, 
  filiform, 
  21 
  — 
  23-joiuted. 
  

   Thorax 
  smooth 
  and 
  shining 
  ; 
  sutures 
  of 
  the 
  mesothorax 
  effaced. 
  

   No 
  punctiform 
  impression 
  before 
  the 
  scutellimi. 
  Mesopleurae 
  

   with 
  an 
  impunctate 
  furrow. 
  Wings 
  dull 
  hyaline 
  ; 
  nervures 
  

   brownish 
  ; 
  stigma 
  testaceous, 
  elongate, 
  narrow, 
  attenuated 
  at 
  

   both 
  ends, 
  emitting 
  the 
  radius 
  at 
  one-fourth 
  of 
  its 
  length 
  from 
  the 
  

   base 
  ; 
  1st 
  abscissa 
  punctiform 
  ; 
  2d 
  not 
  quite 
  twice 
  as 
  long 
  as 
  the 
  

   1st 
  intercubital 
  ner\Tire, 
  which 
  is 
  twice 
  as 
  long 
  as 
  the 
  2d. 
  inter- 
  

   cubital 
  nervure 
  ; 
  this 
  last 
  is 
  colourless 
  and 
  subobsolete 
  ; 
  radial 
  

   areolet 
  almost 
  reaching 
  the 
  tip 
  of 
  the 
  wing; 
  recurrent 
  nervure 
  

   evected. 
  Legs 
  stouter 
  than 
  in 
  apiculator 
  (sp. 
  4), 
  pale 
  piceous, 
  

   coxee 
  black, 
  1st 
  joint 
  of 
  the 
  trochanters 
  obsciu-e 
  ; 
  femora 
  dusky 
  on 
  

  

  