﻿WASPS 
  OF 
  GENUS 
  TRIMORUS 
  — 
  FOUTS 
  101 
  

  

  60. 
  Parapsidal 
  grooves 
  briefly 
  indicated 
  posteriorly; 
  wings 
  not 
  quite 
  reaching 
  tip 
  

  

  of 
  abdomen 
  (58) 
  silvaticus, 
  new 
  species 
  

  

  Parapsidal 
  grooves 
  absent; 
  wings 
  extending 
  past 
  apex 
  of 
  abdomen. 
  

  

  (59) 
  crassicornis 
  (Kieffer) 
  

  

  61. 
  Posterior 
  coxae 
  entirely 
  yellowish 
  brown 
  62 
  

  

  Posterior 
  coxae 
  mostly 
  darker 
  64 
  

  

  62. 
  Abdomen 
  longer 
  than 
  the 
  head 
  and 
  thorax 
  combined. 
  

  

  (60) 
  virginiensis 
  (KieflFer) 
  

   Abdomen 
  about 
  as 
  long 
  as 
  the 
  head 
  and 
  thorax 
  combined 
  63 
  

  

  63. 
  Mesonotum 
  subopaque, 
  slightly 
  roughened; 
  wings 
  hyaline. 
  

  

  (61) 
  claripennis 
  (Ashmead) 
  

   Mesonotum 
  obscurely 
  delicately 
  sculptured; 
  wings 
  brownish. 
  

  

  (62) 
  concinnus, 
  new 
  name 
  

  

  64. 
  Metanotal 
  spine 
  nearly 
  as 
  long 
  as 
  petiole 
  . 
  . 
  (63) 
  pennsylvanicus 
  (Ashmead) 
  

   Metanotal 
  spine 
  less 
  than 
  half 
  as 
  long 
  as 
  petiole. 
  

  

  (64) 
  brevicarinatus, 
  new 
  species 
  

  

  65. 
  Mesonotum 
  with 
  large 
  scattered 
  punctures 
  anteriorly, 
  

  

  (65) 
  pmictiger, 
  new 
  species 
  

   Mesonotum 
  without 
  large 
  scattered 
  punctures 
  66 
  

  

  66. 
  Mesonotum 
  with 
  sculpture 
  rather 
  strong 
  67 
  

  

  Mesonotum 
  with 
  fine 
  sculpture 
  73 
  

  

  67. 
  Frons 
  above 
  punctate, 
  not 
  reticulate 
  (66) 
  nanus 
  (Ashmead) 
  

  

  Frons 
  above 
  not 
  or 
  extremely 
  finely 
  punctate 
  68 
  

  

  68. 
  Frons 
  above 
  reticulate 
  69 
  

  

  Frons 
  above 
  without 
  distinct 
  sculpture 
  or 
  with 
  a 
  few 
  extremely 
  small 
  

  

  scattered 
  punctures 
  72 
  

  

  69. 
  Frons 
  above 
  with 
  very 
  close 
  impressed 
  reticulation, 
  granular 
  in 
  appear- 
  

  

  ance 
  70 
  

  

  Frons 
  not 
  granular 
  in 
  appearance 
  71 
  

  

  70. 
  Scape 
  dark 
  reddish 
  brown; 
  femora 
  and 
  tibiae 
  light 
  brownish. 
  

  

  (67) 
  longipennis 
  (Ashmead) 
  

   Scape 
  piceous; 
  femora 
  and 
  tibiae 
  very 
  dark 
  brown. 
  

  

  (68) 
  nigricoxa, 
  new 
  species 
  

  

  71. 
  The 
  very 
  close 
  and 
  fine 
  reticulation 
  on 
  third 
  tergite 
  somewhat 
  obscured 
  by 
  

  

  evenly 
  distributed 
  pubescence 
  (69) 
  whittakeri, 
  new 
  species 
  

  

  Third 
  tergite 
  without 
  pubescence 
  medially 
  on 
  anterior 
  half. 
  

  

  (70) 
  obscurus. 
  new 
  soecies 
  

  

  72. 
  Legs, 
  including 
  coxae, 
  mostly 
  light 
  brown 
  (71) 
  bilineatus 
  (Aslmaead) 
  

  

  Legs, 
  including 
  coxae, 
  mostly 
  black 
  (72) 
  pulchellus, 
  new 
  species 
  

  

  73. 
  Grooves 
  on 
  petiole 
  not 
  extending 
  to 
  anterior 
  margin 
  of 
  segment 
  74 
  

  

  Grooves 
  on 
  petiole 
  extending 
  to 
  anterior 
  margin 
  77 
  

  

  74. 
  Legs, 
  except 
  trochanters, 
  dark 
  brown 
  75 
  

  

  Legs, 
  except 
  coxae 
  and 
  most 
  of 
  tibiae, 
  light 
  brownish 
  or 
  reddish 
  brown 
  __ 
  76 
  

  

  75. 
  Body 
  black, 
  a 
  little 
  over 
  1 
  mm. 
  in 
  length 
  (73) 
  vinctus, 
  new 
  name 
  

  

  Body 
  somewhat 
  lighter 
  in 
  color, 
  a 
  rather 
  dark 
  reddish 
  brown; 
  length 
  about 
  

  

  0.9 
  mm 
  (74) 
  monticola, 
  new 
  species 
  

  

  76. 
  Petiole 
  elevated 
  anteriorly; 
  posterior 
  tibiae 
  fuscous- 
  (75) 
  texanus, 
  new 
  species 
  

   Petiole 
  not 
  elevated 
  anteriorly; 
  posterior 
  tibiae 
  brown. 
  (76) 
  minor, 
  new 
  species 
  

  

  77. 
  Frons 
  reticulate 
  over 
  most 
  of 
  its 
  surface 
  78 
  

  

  Frons 
  not 
  reticulate 
  over 
  most 
  of 
  its 
  surface 
  79 
  

  

  78. 
  Mesonotum 
  distinctly 
  reticulate 
  (77) 
  melanopus 
  (Ashmead) 
  

  

  Mesonotum 
  indistinctly 
  reticulate 
  (78) 
  reticulatus, 
  new 
  species 
  

  

  79. 
  Petiole 
  longer 
  than 
  wide 
  80 
  

  

  Petiole 
  much 
  wider 
  than 
  long, 
  not 
  elevated 
  anteriorly 
  81 
  

  

  