254 BULLETIN 143, UNITED STATES NATIONAL MUSEUM 



SPECIMENS EXAMINED 



Beitish Columbla.: Female, Victoria, March 1, 1905. 



California: Male, San Diego, April 10, 1916 (L. A. Titus); male, La Jolla, 

 San Diego County, July 17, 1917 (H. Klotz) ; female, La Jolla, August 6, 

 1914 (J, C. Bradley) ; male. La Jolla, San Diego County, August 24, 1917 

 (H. Klotz) ; female, La Jolla, San Diego County, August 25, 1917 (H. 

 Klotz) ; male. La Jolla, San Diego County, August 27, 1917 (H. Klotz) ; 

 male. La Jolla, San Diego County, August 28, 1917 (H. Klotz) ; male, 

 La Jolla, San Diego County, August 29, 1917 (H. Klot8) ; male, La Jolla, 

 August (Cockerell) ; female, Descanso, San Diego County, August 14, 1917; 

 female, Laguna Beach, June 25, 1916; male, Laguna Beach, July 29, 1916; 

 2 females, Laguna Beach, July (Melville H. Hatch) ; male, Laguna Beach, 

 September 16; female. Orange County; female, Redlands; female, Ontario, 

 August 18 (Snodgrass) ; female, Claremont, April, 1900; female, Claremont, 

 August 10, 1894; female. Palmer Canyon, Claremont, 1916 (Melville H. 

 Hatch) ; female, Claremont (Essig) ; 16 females, 2 males, Claremont 

 (Baker) ; 2 males, mountains near Claremont (Baker) ; 2 females, Clare- 

 mont; female, Pasadena, June 6, 1895 (R. W. Doane) ; female, Pasadena, 

 August 13 (O. B. Hayes); female, Los Angeles, March 15, 1914; female. 

 Los Angeles, May 4, 1918; female, Los Angeles, June 4, 1917 (R. May) ; 

 male, Los Angeles, August, 1916; female, Tejunga, Los Angeles County, 

 March 30, 1918 (H. Klotz) ; female, Tejunga, Los Angeles County, April 15, 

 1917; female. Mill Creek Trail, Los Angeles County, March 31, 1918 (R. 

 May) ; female, 2 males, Los Angeles County; female, San Gabriel Mountains, 

 San Antonio Canyon, April 20, 1918; female, Santa Paula (Essig); 3 

 females, Santa Paula; female, Ventura County; female, Santa Barbara, 

 July 23 ; female, Santa Barbara County, May ; 2 females, San Luis Obispo, 

 April 10 (Noren) ; female, Argus Mountains, May, 1891; female, Delano. 

 June 21 (H. M. Jeancon) ; female, Jolon, April 25, 1917 (L. S. Slevin) ; 3 

 females, Paraiso Springs, Monterey County, May 6, 1922 (L. S. Slevin) ; 

 female, Paraiso Springs, Monterey County, May 8, 1922 (L. S. Slevin) ; 

 female, Paraiso Springs, May 30, 1923 (L. S. Slevin) ; female, Paraiso 

 Springs, June 1, 1923 (L. S. Slevin) ; female, Paraiso Springs, June 2, 1923 

 (L. S. Slevin); female, Carmel, Monterey County, June 3, 1917; female, 

 Santa Clara County; female, Berkeley, Jan. 31, 1920; female, Berkeley, 

 March 12, 1915 (E. P. Van Duzee) ; female, Berkeley, September 9, 1919; 

 female, Berkeley, September 23, 1915 (E. P. Van Duzee) ; male, Berkeley, 

 October 4, 1919; female, Berkeley, November 11, 1919; female, Berkeley, 

 December 14, 1919; female, Berkeley; female, Yosemite Valley, June 13, 

 1907 ; female, Morgan Hill, June 1, 1922 ; 6 females. 



This can only be considered as a variety of aureola. There are no 

 structural characters in either sex by which the two forms can be 

 separated. The great majority of the specimens of paoiflca have the 

 pubescence scarlet although the pubescence of several specimens is 

 golden yellow. A specimen from the Argus Mountains, California, 

 has the pubescence whitish but is unquestionably this species. In 

 these latter the anterior margin of the golden pubescence of the 

 second tergite is not emarginate medially as in aureola. In all the 

 specimens placed here as 'padflca there is only a very narrow area of 

 black pubescence at the base of the second tergite, while in aureola 



