﻿art. 
  1 
  AMERICAN 
  PLOIARIINAE 
  McATEE 
  AND 
  MALLOCH 
  85 
  

  

  Head 
  with 
  a 
  pale 
  yellowish 
  stripe 
  along 
  venter 
  which 
  is 
  narrower 
  than 
  inter- 
  

   ocular 
  space 
  or 
  has 
  a 
  distinct 
  dark 
  spot 
  on 
  each 
  side 
  behind 
  eye 
  ; 
  upper 
  

   margin 
  of 
  hypopygium 
  not 
  produced 
  backward 
  at 
  apex, 
  with 
  a 
  long 
  

   spine 
  within 
  upper 
  border 
  (figs. 
  151, 
  152) 
  5 
  

  

  3. 
  Fore 
  coxa 
  about 
  twice 
  as 
  long 
  as 
  fore 
  tibia 
  4 
  

  

  Fore 
  coxa 
  less 
  than 
  1.5 
  as 
  long 
  as 
  fore 
  tibia 
  banksii 
  (Baker) 
  (p. 
  87). 
  

  

  4. 
  Mid 
  and 
  hind 
  femora 
  each 
  with 
  more 
  than 
  one 
  brown 
  band; 
  seventh 
  tergite 
  

  

  obtusely 
  rounded, 
  projecting 
  little 
  if 
  any 
  beyond 
  hypopygium 
  (fig. 
  157). 
  

  

  annulipes 
  (Stal) 
  (p. 
  88). 
  

   Mid 
  and 
  hind 
  femora 
  each 
  with 
  only 
  one 
  brown 
  band 
  ; 
  seventh 
  tergite 
  more 
  

   acutely 
  rounded 
  and 
  projecting 
  more 
  or 
  less 
  beyond 
  hypopygium. 
  

  

  fraternus 
  (Say) 
  (p. 
  89). 
  

  

  5. 
  Apical 
  spine 
  of 
  hypopygium 
  conspicuously 
  backwardly 
  curved 
  at 
  tip 
  (fig. 
  

  

  150) 
  ; 
  general 
  color 
  fuscous 
  ; 
  surface 
  rugulae 
  of 
  abdomen 
  both 
  above 
  and 
  

  

  below 
  forming 
  a 
  distinct 
  reticulation 
  uhleri 
  (Banks) 
  (p. 
  86). 
  

  

  Apical 
  hypopygial 
  spine 
  straight 
  or 
  almost 
  so, 
  only 
  slightly 
  curved 
  at 
  tip 
  (fig. 
  

   153) 
  ; 
  general 
  color 
  stramineous; 
  surface 
  rugulae 
  of 
  abdomen 
  chiefly 
  longi- 
  

   tudinal, 
  not 
  forming 
  a 
  reticulation 
  neglectus, 
  new 
  species 
  (p. 
  87). 
  

  

  Females. 
  

  

  1. 
  Basal 
  postero-ventral 
  spine 
  on 
  fore 
  femur 
  less 
  than 
  its 
  own 
  length 
  from 
  base 
  

  

  of 
  femur; 
  apical 
  tergite 
  entire 
  aberrans, 
  new 
  species 
  (p. 
  86). 
  

  

  Basal 
  postero-ventral 
  spine 
  on 
  fore 
  femur 
  more 
  than 
  its 
  own 
  length 
  from 
  

   base 
  of 
  femur 
  2 
  

  

  2. 
  Head 
  with 
  a 
  pale 
  yellowish 
  stripe 
  on 
  venter 
  which 
  is 
  not 
  decidedly 
  nar- 
  

  

  rower 
  than 
  interocular 
  space 
  nor 
  with 
  a 
  dark 
  spot 
  on 
  each 
  side 
  behind 
  

  

  eye 
  3 
  

  

  Head 
  with 
  a 
  pale 
  yellow 
  stripe 
  on 
  venter 
  which 
  is 
  narrower 
  than 
  interocular 
  

   space 
  or 
  has 
  a 
  dark 
  spot 
  on 
  each 
  side 
  behind 
  eye 
  5 
  

  

  3. 
  Fore 
  coxa 
  only 
  about 
  one 
  third 
  longer 
  than 
  fore 
  tibia 
  __banksii 
  (Baker) 
  (p. 
  87). 
  

   Fore 
  coxa 
  nearly 
  or 
  quite 
  twice 
  as 
  long 
  as 
  fore 
  tibia 
  4 
  

  

  4. 
  Mid 
  and 
  hind 
  femora 
  each 
  with 
  more 
  than 
  one 
  brown 
  band 
  ; 
  spines 
  on 
  pos- 
  

  

  tero-ventral 
  surface 
  of 
  fore 
  femur 
  less 
  elongate, 
  the 
  process 
  between 
  bases 
  

   of 
  antenna 
  less 
  pronounced, 
  wing 
  pads 
  in 
  apterous 
  forms 
  less 
  developed 
  

   than 
  in 
  fraternus; 
  notch 
  in 
  apex 
  of 
  apical 
  tergite 
  of 
  an 
  open 
  type, 
  its 
  sides 
  

  

  varying 
  from 
  concave 
  to 
  nearly 
  straight 
  annulipes 
  (Stal) 
  (p. 
  88). 
  

  

  Mid 
  and 
  hind 
  femora 
  each 
  with 
  one 
  brown 
  band 
  ; 
  spines 
  on 
  postero-ventral 
  

   surface 
  of 
  fore 
  femur 
  more 
  elongate, 
  the 
  process 
  between 
  bases 
  of 
  an- 
  

   tennae 
  more 
  pronounced, 
  the 
  wing 
  pads 
  in 
  apterous 
  forms 
  better 
  developed 
  

   than 
  in 
  annulipes 
  ; 
  notch 
  in 
  apical 
  tergite 
  of 
  a 
  narrower 
  type, 
  its 
  sides 
  

   more 
  or 
  less 
  convex, 
  the 
  apex 
  of 
  the 
  notch 
  more 
  acute 
  (fig. 
  162). 
  

  

  fraternus 
  (Say) 
  (p. 
  89). 
  

  

  5. 
  Seventh 
  tergite 
  entire 
  or 
  barely 
  emarginate 
  at 
  apex 
  (fig. 
  148) 
  general 
  color 
  

  

  of 
  species 
  fuscous 
  uhleri 
  (Banks) 
  (p. 
  86). 
  

  

  Seventh 
  tergite 
  with 
  a 
  short 
  and 
  acute 
  apical 
  incision 
  (fig. 
  154) 
  ; 
  general 
  

   color 
  stramineous 
  neglectus, 
  new 
  species 
  (p. 
  87). 
  

  

  SYSTEMATIC 
  ARRANGEMENT 
  OF 
  THE- 
  SPECIES. 
  

  

  Male 
  hypopygium 
  with 
  an 
  erect 
  spine 
  inside 
  of 
  hind 
  margin. 
  

  

  Fore 
  coxa 
  but 
  little 
  longer 
  than 
  fore 
  tibia; 
  first 
  spine 
  of 
  fore 
  femur 
  at 
  less 
  

   than 
  its 
  length 
  from 
  base 
  of 
  femur. 
  aberrans. 
  

  

  