420 ENTOMOLOGICAL NEWS. [Xov., '17 



Family Mutillidae. 

 Dasymutilla bioculata (Cress.)- Bismarck; one male, July 8, on 



flowers of Stum cicutae folium. 

 Dasymutilla canella (Blake). Minot; one male, Aug. 22. 



Family Scoliidae. 

 Tiphia sp. (inornatus Say ?). Bismarck; four, July 8, on flowers 

 of Sium cicutaefolium. 



Family Sapygidae. 

 Eusapyga sp. Williston; Aug. 14; two at clay bank where bees were 

 nesting (Anthophora and Osmia). 



Family Vespidae. 



Vespa arenaria Fab. (V. consobrina Sauss.). Fargo; one w-orker, 

 Sept. 4. 1915. 



Vespa diabolica Sauss. Fargo; several, at flowers of Aster panicu- 

 latus. Clematis virgiiiiana, Melilotus alba, Salix sp., SoUdago 

 canadensis, S. rigida. Also from Lake Park, Minnesota, (C. H. 

 Waldron) on Impatiens biflora and Scrophiilaria leporella. This 

 is the most common hornet in this locality. I have seen a nest 

 in a tree and several under the eaves of houses in the city. One 

 of the latter removed after' dark, Aug. 25, contained over 600 

 adults and must have had two or three times as many larvae 

 and pupae. 



Vespa macxilata Finn, Fareo: four males, one on Aster panicula- 

 tus. Also from Lake Park. Minnesota (C. H. Waldron), on 

 Eupaforium perfoliatum and Impatiens biflora. 



Vespa vulgaris Linn. Fargo; 3 queens, one male, one on Salix sp. 

 Also from Lake Park, Minnesota, (C. H. Waldron) on Impatiens 

 biflora. 

 I have also a worker of K. zidua Sauss. from Lake Park. Minnesota, 



(C. H. Waldron) on Impatiens biflora. This locality while only 40 



miles from Fargo is at the edge of the lake and forest region, and 



may be the western limit of manj' insects as it is of plants. 



Polistes so. Fargo (in one of the college buildings). Medora, Sen- 

 tinel Butte, Mott (J. R. Campbell); on Aster sp.. SoUdago rigida 

 and Vagnera stellata. On Aug. 30. 1914. I found queens fairly 

 common at Medora : otherwise these wasps have seemed very rare 

 here and I have not seen a nest. 



Family Psammocharidae. 

 Cerooales fraternus F. Sm. Fargo. Bismarck. Schafer: July 8 to 



Sept. 6. on Melilotus alba, Slum cicutaefolium and SoUdago 



canadensis. 

 Cryptocheilus terminalis Say. Williston, one. Aug. 14, Medicago 



satiza (not tripping the flowers). 

 Psammochares arctus (Cress.). Fargo; one, June 15. on Zizia 



aurca (C. H. Waldron). 

 Psammochares illinoensis (Rob). Fargo; one, September 10, on 



Aster paniculatus. 



Family vSphecidae. 

 Chlorion (Palmodes) laeviventris (Cress.). Williston; one female, 



Aug. I", on Mcli'nfus officinalis. 

 Chlorion (Priononyx) atratum (Lep.). Steele; one male, July 14, 



on Carduus undulatus: Mott (J. R. Campbell); one female, Aug. 



20, on SoUdago rigida. 



