Pomona College, Clareinont, California 35 



Localities. — Big River, Mendocino County, Black Mountain, 

 Fresno, King's Mountain, Santa Clara Valley. 



References : — The writer has made use of all available works 

 dealing with the descriptions of the species of the family of Aleyro- 

 didae and especially the following: 



"Contributions Toward a Monograph of the American 

 Aleurodidae" by A. L. Quaintance. Technical Series 

 No. 8, Bur. Entom. U. S. Dept. Agr., 1900. 



"The Aleyrodids, or Mealy-winged Flies, of California, with 

 References to Other American Species," by Florence E. 

 Bemis. Proceedings of the United States National 

 Museum, vol. .37, pages 471-537, 1904. 



"Classification of the Aleyrodidae," Part I and II, by Quain- 

 tance and Baker. Technical Series, No. 27, Bur. 

 Entom. U. S. Department of Agriculture, 1913, 1914. 



"A Contribution to Our Knowledge of the White Flies of 

 the Subfamily Aleyrodinae (Aleyrodidae)," by Quain- 

 tance and Baker. Proceedings of the United States 

 National Museum, vol. 51, pages 335-445, 1917. 



