NO. 2242. MORPHOLOGY OF THE iiTREPSI PTERA— PIERCE. 491 



Bembix Fabricius: 



species, Australia (Perkins, 1905, 91; 1906 in letter) (correction 



to Bulletin 66), 

 texana Cresson; New Orleans, Louisiana (Ed. Foster). 



Family MUTILLIDAE. 



B'phaero'phthalma Blake : 



fenestrata Lepeletier; New Orleans, Louisiana (Ed. Foster). 



Family LARRIDAE. 

 Tachysphex Kohl : 



maculicornis Saunders (female), Biskra, Algeria, June 19, 1907 

 (in Saunders Coll., Natural History Museum, South Kensing- 

 ton, England), (F. D. Morice, 1911, 1913). 



Family PROSOPIDAE. 



Pdlaeoriza Perkins : 



eboracina Cockerell, Australia (Perkins, 1912). 



tumeriana Cockerell, Australia (Perkins, 1912). 

 I-*rosopis Fabricius: 



mesillae Cockerell, Arizona (C. F. Baker 2522) ; Colorado (1414; 

 304Metz). 



Family ANDRENIDAE. 

 Nomia Latreille: 



stylopicta Strand, Tanganika-See, Africa (Strand 1911). 

 Andrena Fabricius: 



bisalicis Viereck (determined by H. L. Viereck) Alabama (fe- 

 male) ; /Stylops bisalicldis Pierce. 

 bisalicis Viereck variety (determined by H. L. Viereck), Devils 

 Lake (6 miles soutliAvest), North Dakota, May 5, 1916, on 

 Amelanchier (J. Silver) (female) ; Stylops diabola Pierce. 

 ceanothi Viereck (Trachandrena) (male), Montgomery County, 

 Maryland, June 12, 1916, on Ceanothus mnericanus (J. C. 

 Crawford) ; (male and female in copula). 

 cressoni Robertson, variety (determined by H. L. Viereck). 



2. Ogden, Utah, May 16, 1915 (A. Wetmore), (female). 

 erigeniae Robertson. 



3. (determined by J. C. Crawford), Plummer's Island, 



Maryland, March 29, 1915, on Erythronium anieri- 

 canuin (J. C. Crawford) (females) ; Stylops erigeniae 

 Pierce, type. 



4. (determined by H, L. Viereck), Maryland, near Plum- 



mer's Island, March 21, 1915 (J. C. Crawford) (fe- 

 male), Stylops ei'igeniae Pierce. 



