﻿WEEVILS 
  OF 
  THE 
  TUIBE 
  OPHRYASTINI 
  — 
  DAVIS 
  

  

  523 
  

  

  slightly 
  wider 
  and 
  more 
  convex; 
  setae 
  liirt^e, 
  suberect, 
  fhittened, 
  

   tawny, 
  hc^ 
  stout; 
  front 
  and 
  middle 
  tii)iae 
  minutely 
  denticulate 
  

   within; 
  hind 
  tibiae 
  trui\cate 
  at 
  apex. 
  

  

  Aleaauremtfits 
  in 
  millimel€r.s. 
  — 
  Length 
  13.5 
  to 
  19.5. 
  

  

  Female 
  genitalia 
  (lig. 
  C4, 
  a, 
  b, 
  c, 
  e). 
  — 
  Genital 
  tube 
  heavily 
  ehilini/.ed. 
  

   Apical 
  plates 
  distinct, 
  the 
  inner 
  face 
  of 
  each 
  produced 
  in 
  a 
  sharp 
  

   doi-sal 
  keel, 
  their 
  apices 
  so 
  bent 
  as 
  to 
  fit 
  into 
  one 
  another; 
  coxites 
  

   relatively 
  sjnall, 
  slightly 
  compressed 
  (.lorsoventrally 
  ; 
  styli 
  small, 
  borne 
  

   upon 
  membranous 
  areas 
  on 
  the 
  dorsal 
  bases 
  of 
  the 
  coxites, 
  invisible 
  

   from 
  above 
  or 
  below. 
  The 
  interlocking 
  of 
  the 
  two 
  dorsal 
  keels 
  

   throws 
  ore 
  half 
  of 
  the 
  tube 
  ahead 
  of 
  the 
  oilier, 
  the 
  whole 
  tube 
  being 
  

   slightly 
  askew. 
  Eighth 
  sternito 
  with 
  outer 
  corners 
  broadly 
  rounded, 
  

   posterior 
  Riargin 
  nearly 
  square, 
  with 
  a 
  faint 
  suggestion 
  of 
  an 
  cmargina- 
  

   tion 
  at 
  the 
  midline. 
  

  

  Figure 
  64. 
  — 
  Ophryastes 
  tvickhami 
  Sharp: 
  a, 
  female 
  genital 
  tube, 
  ventral 
  view; 
  b, 
  female 
  

   genital 
  tube, 
  dorsal 
  view; 
  c, 
  female 
  genital 
  tube, 
  lateral 
  view; 
  d, 
  median 
  lobe 
  of 
  male 
  

   genitalia, 
  dorsal 
  and 
  lateral 
  views; 
  e, 
  receptaculum 
  seminis. 
  

  

  Male 
  genitalia 
  (fig, 
  G4,r/).- 
  -Median 
  lobe 
  stout, 
  sharply 
  curved 
  in 
  

   profde, 
  apex 
  reflexed; 
  in 
  dorsal 
  view 
  sirles 
  slightly 
  emarginate 
  on 
  

   either 
  side 
  of 
  the 
  median 
  orifice, 
  apex 
  broadly 
  numdcd. 
  

  

  Type 
  locality. 
  — 
  Winslow, 
  Ariz. 
  

  

  Specimens 
  from 
  the 
  following 
  localities 
  have 
  been 
  seen: 
  Arizona, 
  

   Winslow 
  (Wiekham). 
  New 
  Mexico, 
  AIl)Uf|uerque; 
  Coolidge 
  (Wick- 
  

   ham); 
  Alnmogordo; 
  Old 
  Laguna 
  (H. 
  A. 
  Scullen). 
  .\ 
  single 
  feniale 
  

   specimen 
  lalxled 
  "Cal" 
  has 
  been 
  examined. 
  

  

  Remarks. 
  -'V\\o 
  collection 
  of 
  the 
  U. 
  S. 
  National 
  .Museum 
  contains 
  

   two 
  examples 
  from 
  Alamogordo, 
  N. 
  Mex., 
  which 
  are 
  nearly 
  white, 
  the 
  

   elytral 
  striae 
  alone 
  l)eing 
  faintly 
  tawny 
  and 
  marked 
  with 
  small 
  but 
  

   distinct 
  oeellate 
  darker 
  spots, 
  and 
  the 
  elytral 
  scales 
  less 
  broadly 
  

   overlapping 
  tiian 
  tisiial. 
  

  

  