88 WORKS ON NORTH AMERICAN ENTOMOLOGY. 



Riley, C. V., and Monell, J. — Notes on the Aphididae of the United 

 States, with descriptions of species occurring west of the Missis- 

 sippi. <Bul. U. S. Geol. and Geog. SurY., v, pp. 1-32, pis. 2, 

 1879. 



Riley gives the biology and description of several Pempliiginae ; Monell, 

 descriptions, with occasional tables, of a number of Aphidinae. 



Thomas, C. — Eighth Eeport of the State Entomologist on the nox- 

 ious and beneficial insects of the State of Illinois. <3d Ann. 

 Rep., by Cyrus Thomas, Springfield, 1879. 



The report treats wholly on the Aphididae of the United States and is 

 an enlargement of the author's paper in the Transactions of the 

 Illinois Horticultural Society, 1877. 



Buckton, G. B. — Monograph of the British Aphides. 4 vols. Lon- 

 don, Kay Society, 1875-1883. 



This is the latest European work on this family, containing tables for 

 the determination of the genera. 



Oestlund, O. W. — Synopsis of the Aphididae of Minnesota. <Bul. 

 4, Geol. and Xat. Hist. SurY. Minn.. St. Paul. 1887. 



Ashmead, W. H. — A generic synopsis of the Aphididae. <Ent. 

 Amer., 1889, pp. 185-189. 



Williams, T. A. — Host-plant list of North American Aphididae. 

 <Spec. Bui. 1, Univ. Xebr.. Dept. Ent., 1891. 



Liechtenstein, J. — Les Pucerons, premiere partie. Genera (all pub- 

 lished). Paris, 1885, pp. 185. 



Hunter, W. D. — The Aphididae of North America. <Bul. 60, Iowa 

 Agr. Exp. Sta.. pp. 138, 1901. 



Sanborn, C. E. — Kansas Aphididae, with catalogue of North Amer- 

 ican Aphididae and host-plant and plant-host list. <Kans. 

 Univ. Sci. Bui., in, pp. 3-82, 225-274, pis. 22, 1905. 1906. 



Pergande, Theo. — North American Phylloxerina? affecting Hicoria 

 (Carya) and other trees. <Proc. Davenport Acad. Sci., ix, pp. 

 185-273, pis. 21, 1904. 



Jackson, C. F. — A synopsis of the genus Pemphigus, with notes on 

 their economic importance, life history, and geographical dis- 

 tribution. <Proc. Columbus Hort. Soc., 1907, pp. 160-218, 

 1908. 



Table of genera of Aphididae. 



ALEYRODID^E. 



Quaintance, A. L. — Contributions toward a monograph of the Amer- 

 ican Aleurodidse. <Tech. Ser. 8, Div. Ent., U. S. Dept. Agr., 

 pp. 1-64, 1900. 



Fam. Aleyrodidse. <Gen. Tns., Fasc. 87, pp. 11, pis. 2, 1909. 



