46 NORTH AMEKICAN THYSANOPTERA. 



MouLTON, Dudley. 



1907. The pear thrips. <U. S. Dept. Agr., Bur. Ent., Bui. 68, Pt. I, pp. 1-16, 



figs. 1-8, pis. 1, 2, June 10. 

 1907. A contribution to our knowledge of the Thysanoptera of California. <CU. S. 



Dept. Agr., Bur. Ent., Tech. Ser. 12, Pt. Ill, pp. 39-68, pis. 1-6, April 5. 

 1909. The orange thrips. <U. S. Dept. Agr., Bur. Ent., Tech. Ser. 12, Pt. VII, 



pp. 119-122, pi. 8, February 11. 

 1909. The pear thrips and its control. <U. S. Dept. Agr., Bur. Ent., Bui. 80, 



Pt. VI, pp. 51-66, figs. 13-17, pis. 4-6, September 1. 

 1909. The pear thrips. <U. S. Dept. Agr., Bur. Ent., Bui. 68, Pt. I, revised, 



pp. 1-16, figs. 1-8, pis. 1-2, September 20. 



QUAINTANCE, A. L. 



1898. The strawberry thrips and the onion thrips. <Florida Agr. Exp. Sta., 

 Bui. 46, July. 

 Russell, H. M. 



1909. The greenhouse thrips. <U. S. Dept. Agr., Bur. Ent., Bui. 64, Pt. VI, 

 pp. 43-60, figs. 15-17, August 4. 

 Shull, a. Franklin. 



1909. Some apparently new Thysanoptera from Michigan. <;Ent. News, vol. 

 20, pp. 220-228, figs., May. 



