no. 1834. NEW SPECIES OF STREPSIPTERA— PIERCE. 507 



pedestris Saussure (Leionotus), Carlinville, Illinois, July 6 (Rob- 

 ertson 1910), (female) (Pseudoxenos pedestridis Pierce). 



sexcingulati Ashmead (Ancistrocerus) , Florissant, Colorado, June 

 26, 1907, S. A. Rohwer, on Salix brachycarpa (U. S. National 

 Museum collection). 



tigris Saussure (Ancistrocerus) , Carlinville, Illinois, September 

 23 (Robertson 1910), (female) (Pseudoxenos tigridis Pierce). 



turpis Saussure (Leionotus), Inverness, Florida, March 19 

 (Robertson 1910). 



Family VESPID^. 

 Polistes Latreille. 



aurifer Saussure, Palo Alto, California, February, 1892 (W. G. 

 Johnston), (female, male exuvium) (Xenos auriferi Pierce) 

 (from Cornell University collection). 

 hebrseus Fabricius, India (Maxwell-Lefroy and Howlett 1909). 

 metricus Say. 



7. Cornell University (female), (Cornell University collec- 

 tion). 

 rubiginosus Lepeletier. 



10. Arlington, Texas, September 30 (exuvium). 



11. Tallulah, Louisiana, January 29 (exuvium) (V. I. 



Safro); February 16 (female), (V. I. Safro). 

 variatus Cresson. 



3. Carlinville, Illinois, September 30 (Robertson 1910). 



4. Church's Island, Maryland, November 3 (W. L. McAtee), 



(males, females). 

 Belonogaster Saussure. 



elegans Gerstaecker, Butiti, Congo Free State (female), (Za- 

 vattari 1909) (Belonogasteclitlirus zavattarii Pierce). 



Superfamily SPHECOIDEA. 



Family SPHECID^. 

 CJdorion Latreille. 



auripes Fernald (Isodontia) 1. Plummer's Island, Maryland, 

 July 10, 1910, (J. C. Crawford) (female) (OpUlialmochlus 

 auripedis Pierce). 



2. Harrisburg, Pennsylvania (H. L. Adams) (female). 

 iclineumoneus Linnaeus. 



5. Carlinville, Illinois (Robertson, 1910). 

 pollens Kohl, Ain Sefra, Algeria (Hofeneder 1910a). 



Sceliphron. 



Isetum F. Smith, Sandgate, Queensland, February 19, 1905. 

 (Dr. J. Turner), (in U. S. National Museum collection). 



