﻿4 
  PROCEEDINGS 
  OF 
  THE 
  NATIONAL 
  MUSEUM 
  vol.67 
  

  

  APAELETICUS 
  AMERICANUS, 
  new 
  species 
  

  

  Female. 
  — 
  Length, 
  9 
  mm. 
  ; 
  antennae, 
  8 
  mm. 
  

  

  Head 
  from 
  above 
  transversely 
  oval, 
  the 
  temples 
  strongly 
  narrowed, 
  

   from 
  in 
  front 
  subtriangular, 
  the 
  cheeks 
  straight 
  and 
  strongly 
  con- 
  

   vergent; 
  vertex 
  and 
  temples 
  shining, 
  punctate; 
  frons 
  transversely 
  

   punctato-rugose 
  ; 
  face 
  medially 
  elevated 
  and 
  sparsely 
  punctate, 
  

   laterally 
  obliquely 
  rugoso-punctate; 
  clypeus 
  convex, 
  apically 
  rounded 
  

   and 
  medially 
  sub 
  truncate, 
  sparsely 
  punctate; 
  labrum 
  narrowly 
  

   exserted; 
  malar 
  space 
  much 
  longer 
  than 
  basal 
  width 
  of 
  mandible; 
  

   mandibles 
  subfalcate, 
  narrow 
  at 
  apex, 
  the 
  lower 
  tooth 
  very 
  small 
  and 
  

   far 
  from 
  apex; 
  eyes 
  large, 
  bulging, 
  entire 
  within; 
  antennae 
  slender, 
  

   apically 
  attenuate; 
  macillary 
  palpi 
  long, 
  slender, 
  second 
  joint 
  triangu- 
  

   lar. 
  Pronotum 
  punctate 
  above, 
  polished 
  and 
  without 
  sculpture 
  

   below, 
  with 
  a 
  few 
  rugae 
  along 
  posterior 
  margin; 
  propleurum 
  flat 
  and 
  

   densely 
  punctate 
  below 
  and 
  carinately 
  margined 
  on 
  each 
  side; 
  

   mesoscutum 
  evenly 
  punctate, 
  the 
  punctures 
  distinctly 
  separated, 
  

   notauli 
  distinct 
  but 
  very 
  short; 
  scutellum 
  elevated, 
  sparsely 
  punctate, 
  

   margined 
  to 
  beyond 
  middle, 
  the 
  carinae 
  very 
  strong 
  to 
  above 
  bases 
  

   of 
  wings; 
  mesopleurum 
  and 
  metapleurum 
  rugoso-punctate, 
  speculum 
  

   polished, 
  sternauli 
  strong; 
  propodeum 
  coarsely 
  reticulate-rugose, 
  

   this 
  sculpture 
  largely 
  obscuring 
  the 
  carinae, 
  apophyses 
  strong, 
  

   spiracles 
  small, 
  oval; 
  areolet 
  irregularly 
  pentagonal; 
  nervellus 
  

   reclivous, 
  broken 
  below 
  middle; 
  nervulus 
  interstitial. 
  Abdomen 
  

   narrow 
  fusiform, 
  truncate 
  at 
  apex 
  of 
  fifth 
  tergite, 
  the 
  apical 
  tergites 
  

   being 
  hidden 
  within 
  the 
  fifth; 
  petiole 
  rather 
  slender, 
  without 
  dorsal 
  

   carinae, 
  postpetiole 
  moderately 
  broad, 
  polished 
  except 
  in 
  apical 
  

   corners, 
  where 
  it 
  is 
  punctate; 
  other 
  visible 
  tergites, 
  except 
  fifth, 
  

   densely 
  punctate, 
  gastrocoeli 
  broad, 
  shallow, 
  opaque, 
  lunulae 
  distinct 
  

   on 
  second 
  and 
  third. 
  

  

  Ferruginous; 
  antennal 
  annulus, 
  collar 
  medially, 
  scutellum 
  and 
  

   minute 
  spots 
  on 
  subalar 
  tubercles 
  yellow; 
  pedicel, 
  fiagellum 
  beyond 
  

   second 
  joint, 
  mandiples, 
  palpi, 
  margins 
  of 
  propleura, 
  tegulae, 
  sutures 
  

   in 
  scutellar 
  and 
  alar 
  regions, 
  mesosternum 
  posteriorly, 
  metasternum, 
  ' 
  

   and 
  apices 
  of 
  hind 
  femur 
  and 
  tibia 
  blackish 
  ; 
  wings 
  hyaline. 
  

  

  Type-locality. 
  — 
  Cabin 
  John, 
  Md. 
  

  

  Type.— 
  Cat. 
  No. 
  27682, 
  U.S.N.M. 
  

  

  Two 
  females, 
  the 
  type, 
  taken 
  September 
  7, 
  1916, 
  by 
  R. 
  M. 
  Fouts; 
  

   the 
  paratype 
  taken 
  on 
  the 
  summit 
  of 
  Mount 
  Katahdin, 
  Me., 
  at 
  an 
  

   elevation 
  of 
  5,215 
  feet, 
  in 
  August, 
  1902, 
  has 
  the 
  sculpture 
  some- 
  

   what 
  stronger 
  throughout, 
  the 
  postpetiole 
  medially 
  rugulose, 
  and 
  the 
  

   clypeus 
  and 
  scrobes 
  of 
  pronotum 
  piceous. 
  

  

  Genus 
  POLYCYRTUS 
  Spinola 
  

  

  Although 
  it 
  is 
  not 
  uncommon 
  in 
  the 
  vicinity 
  of 
  Washington 
  and 
  has 
  

   been 
  represented 
  in 
  the 
  National 
  Collection 
  for 
  many 
  years, 
  the 
  fact 
  

  

  