194 BULLETIN 66, UNITED STATES NATIONAL MUSEUM. 



polemonii Robertson, Colorado (C. F. Baker) (female); Stylops 



polemonii Pierce. 

 prsecox Scopoli. 



1. England (female), (Perkins, 1892). 



2. Schwerin, Germany; Hungary (Friese, 1893). 

 pratensis Nylander = ovina Klug. 



proximo, Kirby. 



1. Fiume, Hungary (Friese, 1893). 



•2. (collinsonana Kirby), England (female), (Pickering, 1835) 

 pubescens Fabricius =fuscipes Kirby. 

 ranunculi Schmiedeknecht (Perez, 1886). 

 robertsoni Dalla Torre (0 pandrena) . 



1. Columbus, Ohio (female). 



2. Polk County, Wisconsin (C. F. Baker), (female). 

 rosae Panzer = austriaca Panzer. 



rufitarsis Zetterstedt, England (female), (Shuckard, 1866). 

 rufohispida Dours, "Balearen" and Elche, Spain (Friese, 1893). 

 rufula Schmiedeknecht, Agram, Hungary (Friese, 1893). 

 salicifloris Cocke rell (Trachandrena) . 



1. Washington State (female); Stylops salicifloris Pierce. 



2. var., Seattle, Washington (female). 



schencki Morawitz (labiata Schenck) , Thuringia, Germany; Hun- 

 gary (Friese, 1893; Perez, 1886). 



scita Eversmann, Hungary (Friese, 1893; Perez, 1886). ■ 



separata, Smith (labialis separata Perez), England (female), 

 (Smith, 1847). 



sericata Imhof (vetula Lepeletier?), Agram, Hungary (Friese, 

 1893; Perez, 1886). 



simillimal Smith, Florida (female, exuvium), (Smith, 1859). 



sitilise Viereck, Dallas, Texas, May 7 (exuvium), (J. C. Crawford), 

 (collection U. S. Cotton Boll Weevil Investigation). 



solidaginis Robertson (Pterandrena) . 



1. Lincoln, Nebraska, August 8, 18, 30; September (L. 



Brunei', M. H. Swenk, W. D. Pierce), (females) ; Stylops 

 swenki Pierce (Pierce, 1904). 



2. Collingdale (Delaware County), Pennsylvania, August 31. 

 solidula Viereck. 



1. Pullman, Washington (C. V. Piper), (female); Stylops 



solidulse Pierce. 



2. (stylopized) jun onia Viereck, Pullman, Washington (C. V. 



Piper) , (female) ; Stylops solidulse. Pierce. 

 sparsipilosa Viereck (paratype), Waldoboro, Maine, July 12 



(females) ; Stylops sparsipilosee Pierce. 

 squamigera Schenck = curvungula Thomson. 



