﻿286 
  

  

  ERNEST 
  E. 
  AUSTEN. 
  

  

  (pallid 
  neutral 
  grey) 
  ; 
  face 
  and 
  jowls 
  pallid 
  neutral 
  grey 
  pollinose, 
  sides 
  of 
  face 
  

   punctate 
  in 
  usual 
  manner, 
  but 
  pair 
  of 
  dark 
  spots 
  on 
  central 
  region 
  of 
  face, 
  seen 
  

   in 
  H. 
  sewelli, 
  Austen, 
  $, 
  absent 
  or 
  but 
  faintly 
  indicated 
  ; 
  occiput 
  pale 
  neutral 
  grey 
  ; 
  

   with 
  exception 
  of 
  a 
  few 
  minute 
  black 
  hairs 
  in 
  region 
  of 
  vertex, 
  and 
  on 
  or 
  near 
  lateral 
  

   frontal 
  spots, 
  hair 
  on 
  head 
  entirely 
  white 
  ; 
  frontal 
  spots 
  dead 
  black, 
  median 
  spot 
  

   small 
  but 
  distinct, 
  lateral 
  spots 
  large, 
  circular, 
  not 
  in 
  contact 
  with 
  eyes 
  ; 
  frontal 
  

   callus 
  shining 
  black, 
  of 
  moderate 
  and 
  practically 
  uniform 
  depth, 
  narrowly 
  in 
  contact 
  

   with 
  eye 
  on 
  each 
  side 
  below, 
  its 
  upper 
  margin, 
  at 
  least 
  in 
  case 
  of 
  type, 
  not 
  notice- 
  

   ably 
  produced 
  into 
  an 
  angle 
  in 
  middle 
  line 
  ; 
  usual 
  spot 
  in 
  middle 
  line 
  below 
  callus 
  

   dull 
  black, 
  wider 
  than 
  deep, 
  not 
  conspicuous 
  ; 
  eyes 
  clothed 
  with 
  short 
  whitish 
  hair 
  ; 
  

   proximal 
  joint 
  of 
  palpi 
  neutral 
  grey, 
  clothed 
  with 
  long 
  white 
  hair, 
  terminal 
  joint 
  

   pale 
  pinkish 
  buff, 
  not 
  much 
  swollen 
  towards 
  base, 
  clothed 
  with 
  longer 
  white 
  hairs 
  

   on 
  proximal 
  portion 
  of 
  under 
  surface, 
  and 
  on 
  outer 
  side 
  with 
  minute, 
  appressed, 
  

   glistening 
  creamy-white 
  hairs, 
  mixed 
  towards 
  distal 
  extremity 
  with 
  minute 
  black 
  

   hairs 
  ; 
  first 
  joint 
  of 
  antennae 
  olive-grey 
  pollinose 
  (shining 
  black 
  on 
  outer 
  and 
  inner 
  

   sides 
  at 
  distal 
  extremity, 
  which, 
  though 
  somewhat 
  narrower 
  than 
  remainder 
  of 
  

   joint, 
  is 
  not 
  marked 
  off 
  by 
  a 
  conspicuous 
  constriction), 
  clothed 
  above 
  and 
  on 
  

  

  Fig. 
  4. 
  a, 
  Haematopota 
  minuscularia, 
  Austen 
  ; 
  b, 
  H. 
  minuscula, 
  Austen 
  ; 
  

   c, 
  H. 
  innominata, 
  Austen. 
  Heads 
  of 
  $ 
  $ 
  in 
  profile. 
  X 
  14. 
  

  

  outer 
  side 
  with 
  very 
  short, 
  pale 
  yellowish 
  hairs, 
  and 
  below 
  with 
  longer 
  white 
  hair, 
  

   second 
  joint 
  of 
  antennae 
  greyish 
  brown, 
  clothed 
  with 
  minute 
  black 
  hairs, 
  third 
  

   joint 
  clove-brown, 
  paler 
  (cinnamon-brown) 
  at 
  extreme 
  base, 
  expanded 
  portion 
  

   as 
  viewed 
  from 
  side 
  not 
  very 
  deep, 
  roughly 
  elliptical 
  in 
  outline, 
  longer 
  than 
  

   annulate 
  portion. 
  Thorax 
  : 
  dorsum 
  blackish 
  brown, 
  clothed 
  (including 
  scutellum) 
  

   with 
  short, 
  fine, 
  yellowish 
  or 
  yellowish 
  white 
  hair, 
  and 
  marked 
  with 
  six, 
  more 
  

   or 
  less 
  distinct 
  and 
  continuous, 
  pale 
  olive-grey, 
  longitudinal 
  stripes, 
  the 
  two 
  outer 
  

   stripes 
  on 
  each 
  side 
  fused 
  together 
  in 
  front 
  of 
  transverse 
  suture, 
  and 
  behind 
  latter 
  

   much 
  broader 
  than 
  remainder 
  ; 
  scutellum 
  with 
  extreme 
  base 
  of 
  outer 
  border 
  on 
  

   each 
  side, 
  and 
  a 
  more 
  or 
  less 
  indistinct 
  median 
  longitudinal 
  stripe 
  on 
  upper 
  surface 
  

   pale 
  olive-grey 
  ; 
  pleurae 
  and 
  pectus 
  pale 
  olive-grey, 
  clothed 
  with 
  long 
  white 
  hair. 
  

   Abdomen 
  : 
  dorsum 
  blackish 
  brown, 
  seventh 
  tergite 
  mouse 
  grey, 
  lateral 
  borders 
  

   and 
  hind 
  margins 
  of 
  first 
  six 
  tergites, 
  as 
  well 
  as, 
  on 
  each 
  segment 
  from 
  second 
  to 
  

   sixth 
  inclusive, 
  a 
  median, 
  forwardly 
  directed 
  triangle, 
  based 
  on 
  hind 
  margin 
  and 
  

   reaching 
  or 
  almost 
  reaching 
  front 
  margin, 
  and 
  a 
  pair 
  of 
  rounded, 
  admedian 
  spots, 
  

   resting 
  on 
  or 
  close 
  to 
  anterior 
  margin, 
  pale 
  olive-grey 
  ; 
  dorsum 
  clothed 
  with 
  short, 
  

  

  