﻿WASPS 
  OF 
  GENUS 
  TRIMORUS 
  — 
  FOUTS 
  139 
  

  

  second; 
  black; 
  trochanters, 
  knees, 
  tibiae 
  apically, 
  and 
  all 
  tarsi 
  red- 
  

   dish 
  brown; 
  wings 
  brownish. 
  

  

  Type 
  ^oca/%.— 
  Chilli 
  wack, 
  British 
  Columbia. 
  

  

  ri/pe.— 
  U.S.N.M. 
  No. 
  57810. 
  

  

  One 
  specimen 
  collected 
  AprU 
  4, 
  1925, 
  by 
  Oscar 
  Whittaker. 
  

  

  It 
  gives 
  me 
  great 
  pleasure 
  to 
  name 
  this 
  interesting 
  species 
  after 
  my 
  

   friend 
  and 
  collaborator 
  Mr. 
  Whittaker. 
  

  

  (70) 
  TRIMORUS 
  OBSCURUS, 
  new 
  species 
  

  

  Female. 
  — 
  Length 
  1.22 
  mm. 
  Head 
  about 
  as 
  wide 
  as 
  the 
  thorax; 
  

   vertex 
  and 
  upper 
  half 
  of 
  frons 
  impressed-reticulate 
  ; 
  frons 
  otherwise 
  

   without 
  sculpture 
  except 
  a 
  small 
  reticulate 
  area 
  midway 
  between 
  

   antemia 
  and 
  eye 
  on 
  each 
  side; 
  frons 
  with 
  a 
  fine 
  median 
  carina 
  to 
  the 
  

   anterior 
  ocellus; 
  thorax 
  about 
  as 
  wide 
  as 
  long, 
  a 
  little 
  narrower 
  than 
  

   the 
  abdomen; 
  mesonotum 
  and 
  scutellum 
  thickly 
  clothed 
  with 
  short 
  

   whitish 
  pubescence, 
  the 
  former 
  w4th 
  a 
  rough 
  reticulation, 
  the 
  areas 
  

   rather 
  small; 
  scutellum 
  less 
  strongly 
  sculptured, 
  impressed-reticulate; 
  

   parapsidal 
  grooves 
  absent; 
  spine 
  on 
  metanotum 
  short, 
  blunt, 
  barely 
  

   projecting; 
  lateral 
  angles 
  of 
  propodeum 
  short, 
  blunt; 
  wings 
  distinctly 
  

   brownish, 
  extending 
  a 
  little 
  past 
  the 
  apex 
  of 
  the 
  abdomen; 
  abdomen 
  

   1.6 
  times 
  as 
  long 
  as 
  wide; 
  petiole 
  about 
  as 
  long 
  as 
  wide, 
  not 
  elevated 
  

   anteriorly 
  and 
  without 
  a 
  transverse 
  constriction, 
  with 
  about 
  10 
  longi- 
  

   tudinal 
  grooves 
  which 
  very 
  nearly 
  reach 
  both 
  margins; 
  second 
  tergite 
  

   twice 
  as 
  wide 
  as 
  long, 
  scarcely 
  longer 
  than 
  the 
  petiole, 
  with 
  about 
  a 
  

   dozen 
  strong 
  longitudinal 
  ridges 
  which 
  extend 
  medially 
  nearly 
  to 
  the 
  

   posterior 
  margin 
  of 
  the 
  segment; 
  the 
  grooves 
  between 
  these 
  ridges 
  

   are 
  broad, 
  and 
  each 
  is 
  equally 
  wide 
  throughout 
  its 
  length 
  or 
  widens 
  

   somewhat 
  posteriorly; 
  third 
  tergite 
  1.35 
  times 
  as 
  wide 
  as 
  long, 
  2.6 
  

   times 
  as 
  long 
  as 
  the 
  second, 
  finely 
  reticulate, 
  the 
  areas 
  rather 
  large, 
  

   without 
  pubescence 
  medially 
  on 
  anterior 
  half; 
  black; 
  knees, 
  anterior 
  

   tibiae 
  apically, 
  and 
  tarsi, 
  reddish 
  brown. 
  

  

  Type 
  locality. 
  — 
  Chilliwack, 
  British 
  Columbia. 
  

  

  TVpe.— 
  U.S.N.M. 
  No. 
  57811. 
  

  

  Two 
  specimens 
  collected 
  on 
  August 
  22 
  and 
  29, 
  1926, 
  by 
  Oscar 
  

   Whittaker. 
  

  

  Paratype 
  in 
  Wliittaker 
  collection. 
  

  

  (71) 
  TRIMORUS 
  BILINEATUS 
  (Ashmead) 
  

  

  Prosacantha 
  bilineata 
  Ashmead, 
  U. 
  S. 
  Nat. 
  Mus. 
  Bull. 
  45, 
  p. 
  194, 
  1893 
  (female). 
  

   Hoplogryon 
  bilineatus, 
  Kieffer, 
  Genera 
  insectorum, 
  fasc. 
  SOB, 
  p. 
  95; 
  1910; 
  Das 
  

   Tierreich, 
  Lief. 
  48, 
  p. 
  2.30, 
  1926. 
  

  

  Type 
  locality. 
  — 
  Washington, 
  D. 
  C. 
  

  

  Type.— 
  V.S.^.M. 
  No. 
  24508. 
  

  

  Originally 
  described 
  from 
  four 
  female 
  specimens. 
  

  

  