﻿432 
  Mr. 
  T. 
  D. 
  A. 
  Cockerell 
  — 
  Descriptions 
  and 
  

  

  Megachile 
  campanulcn 
  (Robertson). 
  

   $ 
  . 
  — 
  Indiana. 
  Collector 
  unknown. 
  

  

  Megachile 
  exilis, 
  Cresson. 
  

  

  The 
  following 
  localities 
  are 
  in 
  Texas 
  : 
  — 
  Grand 
  Prairie, 
  at 
  

   Ambrosia 
  psilostachya, 
  June, 
  ^ 
  {Jones) 
  ; 
  Rosser, 
  June 
  7 
  

   (Jones) 
  ; 
  Runge^ 
  Sept. 
  20 
  {Crawford) 
  ; 
  Victoria, 
  April 
  17, 
  

   S 
  ? 
  {Leister) 
  ; 
  Del 
  Rio, 
  May 
  8 
  (««%;;>) 
  ; 
  CotuUa, 
  May 
  12 
  

   (Crawford) 
  ; 
  Kerrville, 
  at 
  Monarda 
  citriodora, 
  May 
  31, 
  

   eleven 
  females 
  (Pratt). 
  It 
  also 
  occurs 
  at 
  Durant, 
  Okla., 
  at 
  

   Asclepias, 
  one 
  carrying 
  a 
  pollen 
  mass 
  on 
  hind 
  leg 
  (Bishopp) 
  ; 
  

   and 
  in 
  Arkansas 
  at 
  Daleville, 
  Aug. 
  13 
  {Jones), 
  and 
  Fouke, 
  at 
  

   Verbesina 
  helianthoides, 
  May 
  22, 
  $ 
  {Bishopp). 
  

  

  Megachile 
  Jidelis, 
  Cresson. 
  

   Los 
  Angeles^ 
  California 
  ; 
  nine 
  females, 
  Aug. 
  {Coquillett). 
  

  

  Megachile 
  vidua 
  monardarum 
  (Cockerell). 
  

  

  (^. 
  — 
  Longs 
  Peak 
  Inn, 
  Colorado, 
  at 
  Bistorta 
  bistortoides, 
  

   June 
  26 
  (TV. 
  P. 
  Cockerell). 
  

  

  Megachile 
  chilopsidis, 
  Cockerell. 
  

   ? 
  . 
  — 
  Cotulla, 
  Texas, 
  May 
  5 
  {Craivford). 
  

  

  Megachile 
  newelli, 
  Cockerell. 
  

  

  $ 
  . 
  — 
  A 
  cliaracteristic 
  feature 
  is 
  that 
  the 
  apex 
  of 
  clypeus 
  

   is 
  covered 
  with 
  pale 
  hair. 
  

  

  Paris, 
  Tex. 
  (Bishopp) 
  ; 
  Victoria, 
  Tex., 
  at 
  Rudbeckia 
  am- 
  

   plexicaulis, 
  April 
  28 
  (Cushman) 
  ; 
  Lafayette, 
  La., 
  at 
  thistle, 
  

   April 
  29 
  (Cushman) 
  ; 
  Mansfield, 
  La., 
  at 
  jf/e/(?niM??i 
  ^e^m?/o/mm, 
  

   July 
  4 
  (Bishopp) 
  ; 
  Mound, 
  La., 
  at 
  Helenium 
  tenuifolium, 
  

   Aug. 
  20 
  (Bishopp). 
  

  

  This 
  is 
  probably 
  the 
  female 
  of 
  M. 
  Integra, 
  Cresson. 
  

  

  Megachile 
  henrici, 
  Cockerell. 
  

   ? 
  . 
  — 
  Pernsliaw, 
  Australia 
  (Nat. 
  Mus. 
  Vict. 
  18). 
  

  

  Megachile 
  derelicta, 
  Cockerell. 
  

  

  ?. 
  — 
  Brisbane, 
  smaller 
  than 
  type, 
  Sept. 
  24 
  (Hacker', 
  

   Queensl. 
  Mus. 
  75). 
  

  

  