﻿REVISION 
  OF 
  TEIBE 
  CERESINI 
  — 
  CALDWELL 
  505 
  

  

  gradually 
  convergent 
  in 
  apical 
  four-fifths. 
  Posterior 
  arm 
  of 
  aedeagus 
  

   with 
  lateral 
  membranes 
  forming 
  a 
  small 
  hoodlike, 
  subapical 
  process 
  

   where 
  they 
  converge 
  on 
  the 
  anterior 
  surface. 
  

  

  Last 
  ventral 
  segment 
  of 
  female 
  with 
  parabola-shaped 
  notch 
  in 
  

   center 
  of 
  posterior 
  margin 
  almost 
  as 
  deep 
  as 
  segment. 
  

  

  Male 
  holotype 
  (U.S.N.M. 
  No. 
  57642) 
  and 
  male 
  paratype, 
  Sioux 
  

   County, 
  Iowa, 
  June 
  29, 
  1932 
  (Moore); 
  female 
  allotype, 
  Story 
  Coimty, 
  

   Iowa, 
  July 
  5, 
  1932 
  (Russell); 
  two 
  male 
  and 
  one 
  female 
  paratypes, 
  

   Ames, 
  Iowa, 
  July 
  4, 
  1919 
  (Ball); 
  male 
  and 
  female 
  paratype, 
  Ames, 
  

   Iowa, 
  June 
  30 
  and 
  July 
  28, 
  1897, 
  respectively; 
  male 
  and 
  female 
  

   paratype, 
  Clearmont, 
  Iowa, 
  August 
  3, 
  1929 
  (RoKs); 
  one 
  male 
  para- 
  

   type, 
  Mercer, 
  Wis., 
  1910 
  (Chandler), 
  and 
  one, 
  Toronto, 
  Ontario, 
  1896 
  

   (Hills); 
  male 
  paratype, 
  Lehigh 
  Gap, 
  Pa., 
  July 
  20, 
  1902 
  (Greene); 
  

   female 
  paratype, 
  Amery, 
  Wis., 
  September 
  14, 
  1917 
  (Ball) 
  ; 
  four 
  female 
  

   paratypes, 
  Illinois, 
  September 
  16, 
  1888; 
  female 
  paratype, 
  Urbana, 
  111., 
  

   September 
  25, 
  1901; 
  and 
  one 
  female 
  paratype, 
  Washington, 
  D. 
  C, 
  

   July 
  2, 
  1917 
  (Taylor). 
  

  

  STICTOCEPHALA 
  BREVITYLUS 
  DOLICHOTYLUS. 
  new 
  variety 
  

  

  Plate 
  21 
  

  

  Resembling 
  the 
  more 
  slender 
  examples 
  of 
  typical 
  brevitylus 
  (Van 
  

   Duzee) 
  but 
  with 
  the 
  tylus 
  elongate 
  and 
  only 
  slightly 
  curved 
  posteriorly. 
  

  

  Length, 
  male 
  8 
  mm., 
  female 
  8.4 
  mm. 
  Face 
  yeUow. 
  Pronotum 
  

   green 
  mottled 
  with 
  yellow. 
  Yellow 
  color 
  forming 
  a 
  broken 
  irregular 
  

   stripe 
  along 
  lateral 
  ridges 
  of 
  metopidium 
  and 
  along 
  dorsal 
  crest. 
  

   Horns 
  tipped 
  with 
  black. 
  An 
  orange 
  stripe 
  present 
  on 
  ventral 
  surface 
  

   of 
  either 
  horn 
  extending 
  across 
  pronotum 
  to 
  each 
  eye. 
  

  

  Tylus 
  elongate, 
  sUghtly 
  curved 
  posteriorly. 
  Metopidium 
  not 
  

   widening 
  to 
  suprahumeral 
  horns 
  as 
  in 
  typical 
  brevitylus, 
  less 
  convex 
  in 
  

   dorsal 
  aspect. 
  Styles 
  in 
  male 
  less 
  abruptly 
  bent 
  at 
  bases 
  of 
  apical 
  

   portions 
  in 
  lateral 
  aspect. 
  Last 
  ventral 
  segment 
  of 
  female 
  with 
  deeper 
  

   notch 
  than 
  in 
  typical 
  form. 
  

  

  Male 
  holotype 
  (U.S.N.M. 
  No. 
  57643) 
  and 
  female 
  allotype 
  from 
  

   Babylon, 
  Long 
  Island, 
  N. 
  Y., 
  August 
  15, 
  1933 
  (Blanton), 
  and 
  a 
  male 
  

   and 
  a 
  female 
  paratype 
  from 
  "New 
  York." 
  

  

  All 
  the 
  Icnown 
  forms 
  are 
  listed 
  below: 
  

  

  abnorma, 
  new 
  species 
  

  

  albescens 
  (Van 
  Duzee, 
  190S), 
  new 
  combination 
  [Ceresa] 
  

   basalts 
  (Walker, 
  1851) 
  new 
  combination 
  [Ceresa] 
  

   borealis 
  (Fairmaire, 
  1846), 
  new 
  combination 
  [Ceresa] 
  

   brevitylus 
  (Van 
  Duzee, 
  1908), 
  new 
  combination 
  [Ceresa] 
  

  

  dolichotylus, 
  new 
  variety 
  

   brevicornis 
  (Fitch, 
  1856), 
  new 
  combination 
  [Ceresa] 
  

   brevis 
  (Walker, 
  1851), 
  new 
  combination 
  [Ceresa] 
  

  

  bubalus 
  (Fabricius, 
  1794), 
  new 
  combination 
  [Membracis, 
  Centroius, 
  

   Ceresa] 
  

  

  