146 ENTOMOLOGICAL NEWS [xXXli, '21 



10. Bremus vagans F. Sni. Kempt Shore, Nova Scotia, two 

 queens, three workers and one male, August 14-16, 1916 (E. Mosher 

 Author's Collection). 



11. Bremus mixtus Cress. Salt Lake City, Utah, one queen 

 (Bolter Collection University of Illinois Museum). 



12. Bremus flavifrons Cress. Forest Grove, Oregon, one queen, 

 May 21, 1919 (A. C. Burrill Author's Collection). 



13. Bremus ambiguus Franklin. Catalina Mountains, Arizona, 

 two workers, June 24 and 26, 191? (E. J. Oslar Author's Collec- 

 tion). Dr. Franklin very kindly confirmed my identification of this 

 species, which, thus far, has been recorded only from the type lo- 

 calities of Washington and California. 



14. Bremus fervidus Fabr. Kempt Shore, Nova Scotia, one male 

 and many workers, August 11-22, 1916 (E. Mosher Author's Col- 

 lection). 



15. Bremus californicus F. Sm. Nogales, Arizona, four queens, 

 July 7-8, 1917 (E. J. Oslar Author's Collection). 



16. Bremus pennsylvanicus DeGeer. Dane County, Wisconsin, 

 three queens and one worker, July 2-25, 1904 (C. T. Vorhies Uni- 

 versity of Wisconsin Collection): Dane County, Wisconsin, one 

 queen, July, 191.3, and one worker October 16, 1906 (W. S. Marshall 



University of Wisconsin Collection); Dane County, Wisconsin, 

 many specimens of all forms (Milwaukee Public Museum and Wis- 

 consin State Ent. Collection). Alpena, Michigan, one worker, Sept. 

 2-5, 1908 (Nason University of Illinois Museum). Franklin asks, 

 "Is it present and, if so, rare or abundant in northern Wiscon- 

 sin ?" This species is not very rare in any part of Wiscon- 

 sin, but is much commoner in the southern and central parts of the 

 state than in the northern part. Also recorded from Wisconsin by 

 Graenicher, in 1911, under the name B. amcricanorum Fabr. 



17. Bremus nevadensis Cress. Northern Illinois, one queen 

 (Bolter Collection University of Illinois Museum). 



18. Bremus fraternus F. Sm. Green Lake, Wisconsin, one work- 

 er, July, 1911 (University of Wisconsin Collection). 



19. Psithyrus laboriosus Fabr. Digby, Nova Scotia, one female, 

 July 15, 1908 (Russell Nason Collection, University of Illinois 

 Museum). 



20. Psithyrus variabilis Cress. Raleigh, North Carolina, many 

 queens and males, August-November (C. S. Brimley and J. E. Eck- 

 ert North Carolina State Entomologist's and Author's Collections) ; 

 Poy Sippe, Wisconsin, one male, July 7, 1920 (T. H. Frison Au- 

 thor's Collection). Previously listed from Wisconsin by Graenichrr 

 in 1911, but not recorded by Franklin from this state. 



21. Psithyrus crawfordi Franklin. Nogales, Arizona, three queens. 

 July 7-9, 1917; Oracle, Arizona, one male, June 5, 1917 (E. J. Oslat 



Author's Collection). Franklin says, "It is quite possible that 



