63 



F. W. GODING. A synopsis of the subfamilies anil genera of the Mem- 

 bracidse of North America. <Trans. Amer. Entom. Soc. , 1892, 

 pp. 253-260. 



PSYLLID^E. 



FRANZ Low. Zur Systematik der Psylloden. <Verh. d. k. k. zool.- 

 bot. Ges. in Wien, 1878, pp. 585-610. 



Characteristics and tables of the European subfamilies and genera. Super- 

 sedes all previous classifications. 



W. H. ASHMEAD. On the Aphididse of Florida, with descriptions of 

 new species. Family Psyllidre. <Cau. Entom., Vol. XIII, 1881, 

 pp. 220-225. 



Gives a list of the North American species, with descriptions of several new 

 ones. 



C. V. RILEY. Notes on North American Psyllidse. <Proc. Biolog. 

 Soc. Wash., Vol. II, 1884, pp. 67-79. 



A classified list of the North American Psyllidte hitherto described, with 

 short characteristics of the subfamilies, and descriptions of some new 

 genera and species. 



C. W. MALLY. Psyllidas found at Ames. <Proc. Iowa Acad. ScL, 

 Vol. II (1894), pp. 152-171, 3 pis. 



A list of the described species, with a few additions. 



BENJAMIN D. WALSH. On the genera of Aphidse found in the United 

 States. <Proc, Entom. Soc. Phila., Vol. I, 1861-1863, pp. 294- 

 310. 



CYRUS THOMAS. Notes of the Plant-lice found in the United States. 

 <Trans. 111. Hortic. Soc,, 1877, pp. 137-212. 



A review of the family, including the Psyllidse; reproduces the descriptions 

 of earlier authors, and adds descriptions of new species. 



CYRUS THOMAS. A list of the species of the tribe Aphidini, family 

 Aphides, found in the United States, which have been heretofore 

 named, with descriptions of some new species. <Bul. No. 2, 

 111. St. Labor, Nat. Hist., 1878, pp. 3-16. 



C. V. RILEY and J. MONELL. Notes on the Aphididse of the United 

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

 sippi. <Bul. U. S. Geolog. and Geogr. Survey of the Territo- 

 ries, Vol. V, No. 1, 1879, pp. 1-32, 2 pis. 



Kiley gives the biology and description of several Pemphiginse; Monell, 

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



CYRUS THOMAS. Eighth Report of the State Entomologist on the 

 noxious and beneficial insects of the State of Illinois. <cThird 

 Annual Report, by Cyrus Thomas, Springfield, 1879. 



The report treats wholly on the Aphididre of the United States and is an 

 enlargement of the author's paper in the Trans. 111. Hortic. Soc., 1877. 



