INVESTIGATIONS ON THE MUXILLID WASPS 69 



female, Flagstaff, July 23, 1904 ; female. Flagstaff, July 25 ; female, Graud 

 Canyon, July 7, 1892, female, Grand Canyon, July 24; female, Grand 

 Canyon (Wickham) ; female, 2 males, Humboldt, August 1^ (Kusche) ; 

 female. Oak Creek Canyon, July (F. H. Snow) ; female, Palmerlee, August 



1 (H. A. Kaeber) ; 3 females, 3 males. 

 California: Female, Mojave Desert (Ehrhorn). 



Colorado : Male, Julesburg, April, 1899 ; male, Lamar, October 2, 1899 ; female. 

 Bent County, July 13 (Lantz) ; male. Bent County, August 23 (Lantz) ; 

 8 females, 2 males, Bent County, August 29; male, La Junta, July 11, 

 1899 ; female. La Junta, July 22-23, 1919 (Rehn and Hebard) ; 2 males. 

 La Junta, August 3 ; female, La Junta, August 30 ; female, Otero County, 

 August 30; female, Virginia Dale, June 24 (F. C. Bishopp) ; male, Vir- 

 ginia Dale, July 26, 1901 ; male, Virginia Dale, August 13, 1903 ; female, 

 Virginia Dale, September 3, 1899 ; female, Livermore, July 8, 1900 ; male, 

 Livermore, July 13, 1900 ; female. Fort Collins, April 29, 1901 ; female, Fort 

 Collins, May 2, 1900 ; female, Fort Collins, May 3, 1900 ; female, Fort Col- 

 lins, May 8, 1903 ; female, Fort Collins, May 20, 1903 ; female. Fort Collins, 

 June 1, 1898 ; 3 females. Fort Collins, June 5, 1899 ; female. Fort Collins, June 

 7, 1899 ; female, Fort Collins, June 13, 1903 ; female, Fort Collins, June 19, 

 1902; female. Fort Collins, June 22, 1898; female, Fort Collins, June 22, 

 1904 ; female. Fort Collins, June 23, 1903 ; 2 females. Fort Collins, June 29, 

 1901; female, Fort Collins, July 17, 1900; female, Fort Collins, July 20, 

 1900 ; female. Fort Collins, July 30, 1902 ; female. Fort Collins, August 10, 

 1907; female. Fort Collins, August 17, 1898; female, Fort Collins, August 



23, 1899 ; female, Fort Collins, August 24, 1899 ; female, Fort Collins, Sep- 

 tember 17, 1900; female. Fort Collins, October 1, 1905; 2 males, Golden, 

 August 9, 1898; female, Boulder, July 16, 1908 (G. von Krakow) ; female, 

 Boulder (Cockerell) ; female, Boulder (Cockerell) ; male, Valmont Buttes, 

 July 13, 1908 (G. von Krakow) ; male, Denver, August 7, 1904 (Oslar) ; 

 male, Denver, September 19, 1901 ; male. Monument Park, July 19, 1877 ; 

 female, Manitou, July 26, 1906; 2 females, Colorado Springs, June 15-30, 

 1896 (H. F. Wickham) ; male, Colorado Springs, July 20-26, 1896 (H. F. 

 Wickham) ; female, Colorado Springs, August 12, 1903 (W. M. Wheeler) ; 

 female, Colorado Springs, August 21, 1924 (A. G. V.) ; male, Colorado 

 Springs, October 10 ; male, Florence, October 12, 1894 ; male, Trinidad, 

 July 13, 1899; male, Platte Canon, July (Oslar) ; female, Florissant, June 



24, 1914; male. Clear Creek, July 12; male. Clear Creek, August 27, 1902 

 (Oslar) ; male, Estes Park, August, 1892 (F. H. Snow) ; 2 females, Buena 

 Vista, July 1-6, 1896 (H. F. Wickham) ; female. South Park, August 19, 

 1905 (Oslar) ; 2 males, Salida, July 12, 1898; 2 females, 3 males, Salida, 

 July 20 (Lantz); male, Salida, July 24, 1900; female, Salida, July 28 

 (Lantz) ; male, Salida (Wickham) ; 2 females, male, Gardner, June 20- 

 August 10, 1918 ; 2 females, Fremont County, September 5 ; female, Ute 

 Creek, July 2 (H. S. Smith) ; 2 females, Ute Creek, July 3 (L. Bruner) ; 8 

 females, Ute Creek, July 5; female, Ute Creek, July 9 (R. W. Dawson) ; 



2 females, Ute Creek, July 13 (H. S. Smith) ; male, Ute Creek, July 19 

 (H. S. Smith) ; 2 females, Ute Creek, August 15 (R. W. Dawson) ; 2 fe- 

 males, Antonito, August 5, 1899 ; female, Antonito, August 5, 1900 ; 3 males, 

 Pagosa Springs (Baker) ; 2 females, male, Rifle, July 25, 1900; female. 

 Alder, August 25, 1899 ; female. Delta, September 23, 1901 ; male, Ridgway, 

 July (Oslar) ; 2 females, Durango, May 25, 1900 (Oslar) ; female, male, 

 Durango, May 30, 1900 (Oslar) ; 2 females, Durango, June 23, 1900 (Oslar) ; 



