﻿Manchester 
  Memoirs, 
  Vol. 
  xli. 
  (1897), 
  No. 
  4. 
  10 
  1 
  

  

  closely 
  longitudinally 
  striated 
  except 
  at 
  the 
  apex; 
  which 
  

   has 
  an 
  oblique 
  slope 
  ; 
  the 
  pleurae 
  shining, 
  impunctate, 
  

   sparsely 
  covered 
  with 
  white 
  hairs 
  ; 
  at 
  the 
  base 
  of 
  the 
  

   mesopleuras 
  and 
  above 
  its 
  middle 
  is 
  a 
  wide, 
  deep 
  furrow, 
  

   extending 
  from 
  the 
  base 
  to 
  the 
  apical 
  third 
  ; 
  the 
  meta-' 
  

   pleurae 
  finely 
  punctured 
  at 
  the 
  base. 
  Legs 
  thickly 
  covered 
  

   with 
  white 
  hairs. 
  The 
  second 
  and 
  third 
  cubital 
  cellules 
  

   are 
  subequal 
  : 
  the 
  first 
  recurrent 
  nervure 
  is 
  interstitial 
  ; 
  

   the 
  second, 
  the 
  third 
  transverse 
  cubital 
  and 
  the 
  cubital 
  

   nervure 
  from 
  the 
  second 
  transverse 
  cubital, 
  are 
  almost 
  

   obsolete. 
  Abdomen 
  shining 
  ; 
  the 
  base 
  with 
  a 
  wide, 
  deep, 
  

   longitudinal 
  furrow 
  ; 
  the 
  apical 
  segments 
  thickly 
  covered 
  

   with 
  long 
  white 
  hairs; 
  the 
  fifth 
  segment 
  on 
  either 
  side 
  of 
  

   the 
  smooth 
  dark 
  testaceous 
  central 
  rima, 
  thickly 
  covered 
  

   with 
  long 
  pale 
  golden 
  hairs 
  ; 
  the 
  ventral 
  segments 
  pale 
  at 
  

   the 
  apices 
  ; 
  the 
  sides 
  of 
  the 
  basal 
  segments 
  and 
  the 
  apices 
  

   of 
  the 
  apical 
  segments 
  thickly 
  covered 
  with 
  long 
  white 
  

   hairs 
  ; 
  the 
  basal 
  segments 
  in 
  the 
  middle 
  sparsely 
  covered 
  

   with 
  long 
  white 
  hairs. 
  

  

  c. 
  Species 
  entirely 
  black 
  ; 
  the 
  abdomen 
  banded 
  with 
  white 
  

   hairs. 
  

  

  Halictus 
  sepulchralis, 
  sp. 
  nov. 
  

  

  Niger; 
  abdomine 
  late 
  albo-baltea^o 
  ; 
  pedibus 
  longc 
  fulvo- 
  

   hirsutis 
  ; 
  alis 
  hyalinis. 
  2. 
  Long. 
  8 
  mm. 
  

  

  Hab. 
  Mussouri 
  {Rothney). 
  

  

  Head 
  black, 
  hardly 
  so 
  wide 
  as 
  the 
  thorax, 
  the 
  face 
  

   and 
  outer 
  orbits 
  thickly 
  covered 
  with 
  short 
  white 
  pube- 
  

   scence 
  ; 
  the 
  vertex 
  and 
  front 
  closely 
  punctured, 
  sparsely 
  

   covered 
  with 
  long 
  fuscous 
  hairs 
  ; 
  the 
  middle 
  and 
  apex 
  

   of 
  the 
  mandibles 
  piceous. 
  Antennae 
  black, 
  shining, 
  almost 
  

   glabrous. 
  Pro- 
  and 
  meso-notum 
  very 
  shining, 
  with 
  only 
  

   a 
  few 
  microscopic 
  punctures 
  ; 
  sparsely 
  covered 
  with 
  short 
  

   white 
  hairs 
  ; 
  the 
  post-scutellum 
  with 
  long 
  white 
  hairs 
  ; 
  

   the 
  median 
  segment 
  at 
  the 
  base 
  with 
  a 
  belt 
  of 
  longi- 
  

  

  