﻿14 
  PROCEEDINGS 
  OF 
  THE 
  NATIONAL 
  MUSEUM. 
  vor,.xx. 
  

  

  vex 
  behind 
  ; 
  the 
  portion 
  of 
  the 
  metastemum 
  lying 
  behind 
  the 
  lobes 
  

   laterally 
  extended, 
  reachinj^ 
  to 
  the 
  coxae; 
  tegmina 
  fully 
  developed 
  

   or 
  abbreviate, 
  but 
  overlapping, 
  with 
  many 
  longitudinal 
  veins; 
  cerci 
  

   of 
  iiuxlo 
  very 
  stout 
  and 
  bullate 
  on 
  basal 
  half 
  or 
  more; 
  a))domen 
  of 
  

   female 
  bluntly 
  rounded 
  apically, 
  the 
  posterior 
  segmt-nts 
  much 
  abbre- 
  

   viated 
  ; 
  ovipositor 
  but 
  slightly 
  exsertt-d. 
  . 
  27. 
  Oedahonotiis 
  (p. 
  390). 
  

   jK 
  Relatively 
  slender-bodied; 
  dorsal 
  disk 
  of 
  ]>rozona 
  not 
  tumid 
  

   independently 
  of 
  the 
  metazona; 
  pronotum 
  truncate 
  po-steriorly; 
  

   portion 
  of 
  metasternum 
  lying 
  behind 
  the 
  lobes 
  laterally 
  abbre- 
  

   viated, 
  much 
  narrower 
  than 
  the 
  width 
  between 
  coxae; 
  tegmina 
  

   linear, 
  lateral, 
  distant, 
  with 
  only 
  a 
  few 
  longitudinal 
  veins; 
  abdo- 
  

   men 
  of 
  female 
  tapering 
  regularly 
  to 
  a 
  pointed 
  tip 
  ; 
  ovipositor 
  nor- 
  

   mally 
  exserted 
  28. 
  Jsemojihis 
  (p. 
  394). 
  

  

  /-. 
  Tegmina 
  wanting; 
  sides 
  of 
  tirst 
  abdominal 
  segment 
  with 
  no 
  tym- 
  

   panum 
  , 
  29. 
  Philocleon 
  (p. 
  396). 
  

  

  «". 
  Face 
  rather 
  strongly 
  oblique, 
  the 
  angle 
  it 
  makes 
  with 
  the 
  fastigium 
  

   varying 
  about 
  from 
  55° 
  to 
  67^-; 
  eyes 
  elongate, 
  almost 
  or 
  quite 
  twice 
  as 
  long 
  

   as 
  broad; 
  portion 
  of 
  metasternum 
  lying 
  behind 
  the 
  lobes 
  subtriangular, 
  not 
  

   greatly 
  broader 
  than 
  long 
  ; 
  tegmina 
  linear 
  and 
  lateral 
  or 
  absent. 
  

  

  30. 
  Aptenopedea 
  (p. 
  398) 
  

  

  1. 
  GYMNOSCIRTETES, 
  new 
  genus. 
  

   (yvuvoi, 
  naked 
  (in 
  allusion 
  to 
  its 
  apterous 
  condition); 
  dxiprdoo, 
  to 
  leap.) 
  

  

  Gymnoscirtetea 
  Bruner, 
  MS. 
  

  

  Body 
  exceptionally 
  long 
  and 
  slender, 
  subcylindrical, 
  a 
  little 
  com- 
  

   pressed. 
  Head 
  excepting 
  eyes 
  scarcely 
  enlarged, 
  the 
  face 
  considerably 
  

   declivent; 
  vertex 
  scarcely 
  (male) 
  or 
  somewhat 
  (female) 
  tumid, 
  trian- 
  

   gular, 
  the 
  eyes 
  approximate, 
  especially 
  in 
  the 
  male 
  where 
  the 
  slender 
  

   fastigium 
  between 
  them 
  is 
  narrowly 
  sulcate; 
  fastigium 
  declivent, 
  

   expanding 
  greatly 
  in 
  front 
  and 
  broadly 
  hollowed; 
  frontal 
  costa 
  of 
  

   moderate 
  width 
  but 
  distinctly 
  broader 
  than 
  the 
  interspace 
  between 
  the 
  

   eyes, 
  subequal 
  but 
  constricted 
  just 
  below 
  the 
  ocellus, 
  percurrent, 
  sul- 
  

   cate; 
  eyes 
  large, 
  prominent, 
  i)articularly 
  in 
  the 
  male 
  where 
  they 
  are 
  

   subrotund, 
  while 
  in 
  the 
  female 
  they 
  are 
  nearly 
  half 
  as 
  long 
  again 
  as 
  

   broad, 
  in 
  both 
  sexes 
  but 
  particularly 
  in 
  the 
  male 
  about 
  twice 
  as 
  long 
  

   as 
  the 
  anteriorinfraocularportion 
  of 
  thegenae; 
  antennae 
  rather 
  slender, 
  

   cylindrical, 
  much 
  longer 
  than 
  the 
  head 
  and 
  pronotum 
  together. 
  Pro- 
  

   notum 
  compressed 
  cylindrical, 
  truncate 
  at 
  each 
  extremity, 
  with 
  com- 
  

   pletely 
  parallel 
  sides 
  and 
  with 
  a 
  slight 
  uniform 
  median 
  carina, 
  the 
  

   prozona 
  quadrate 
  above 
  and 
  fully 
  three 
  times 
  as 
  long 
  as 
  the 
  metazona, 
  

   its 
  two 
  median 
  sulci 
  slightly 
  impressed, 
  subapproximate, 
  and 
  distant 
  

   from 
  either 
  margin 
  ; 
  lateral 
  carinas 
  wholly 
  absent, 
  the 
  lateral 
  lobes 
  very 
  

   short, 
  their 
  lower 
  margin 
  obtusely 
  angulate, 
  the 
  posterior 
  angle 
  distinct 
  

   but 
  obtuse. 
  Prosternal 
  spine 
  rather 
  slight 
  and 
  moderately 
  slender, 
  

   conical, 
  erect; 
  mesosternal 
  lobes 
  subattingent 
  in 
  both 
  sexes 
  or 
  even 
  

   attingent 
  in 
  the 
  male; 
  metasternal 
  lobes 
  attingent 
  in 
  both 
  sexes. 
  

   Apterous. 
  Fore 
  and 
  middle 
  femora 
  scarcely 
  more 
  gibbous 
  in 
  the 
  male 
  

   than 
  in 
  the 
  female; 
  hind 
  femora 
  very 
  slender, 
  unarmed; 
  hind 
  tibiae 
  

   with 
  short 
  spines, 
  similar 
  in 
  length 
  on 
  either 
  side, 
  8-9 
  in 
  number 
  m 
  the 
  

  

  