86 WORKS OX XORTH AMEBIC AX ENTOMOLOGY. 



Ball. E. D. — A review of the Tettigonidse of Xorth America, north 

 of Mexico. <Proc. Iowa Acacl. Sci., viii, pp. 35-75, pis. 7, 1901. 



cercopid^:. 



Godixg, F. W. — Synopsis of the subfamilies and genera of the Xorth 

 American Cercopida?. with a bibliographical catalogue of the 

 described species. <Bul. 111. State Lab. Xat. Hist., in. pp. 



483-501. 1895. 



Ball. E. D. — A study of the genus Clastoptera. <Proc. Iowa Acad. 

 Sci.. in. pp. 182-193. pis. 4. 1896. 



■ A review of the Cercopida? of Xorth America, north of Mex- 

 ico. <Proc. Iowa Acad. Sci.. vi. pp. 201-226. 1900. 



TTJLG0RID.L. 



Westwood. J. O. — On the family Fulgorida?. with a monograph of 

 the genus Fulgora of Linnaeus. < Trans. Linn. Soc. Lond.. xviii, 

 pp. 133-238. pi 1. 1839. 



Stal, C. — Die amerikanischen Fulgoriden-Gattungen synoptisch be- 

 schrieben. <Stett. ent. Zeit.. xxxi, pp. 255-258, 1870. 



Asioiead, W. H. — A generic synopsis of the Fulgorida?. <Ent 

 Amer.. 1888. pp. 1-6. 21-28. 



Van Dezee, E. P. — A preliminary review of the Xorth American 

 Delphacida\ <Bul. Buffalo Soc. Xat. Sci.. v. pp. 225-261. 1897. 



Observations on some northern Derbida?. <Can. Ent.. 1889, 



pp. 159. 176. 



Uhler, P. R. — Aids to a recognition of some Xorth American genera 

 and species of the old family Fulgorid?e. < Trans. Maryland 

 Acad. Sci.. 1900, pp. 401-108. 

 Treats of the species of Scolops. 



Swezet. O. — A preliminary catalogue of the described species of the 

 family Fulgoridee of Xorth America, north of Mexico. <Bul. 

 3, Ohio Xursery and Orchard Inspection, pp. IS. 1904. 



Vax Duzee, E. P. — Studies in Xorth American Fulgorida?. <Proc. 

 Acad. Xat. Sci. Phila.. 1907 (1908). pp. 467-198. 

 Tables to species of several genera. 



Melichar. L. — Monographic der Issiden. <Abh. zool.-bot. Ges. 



Wien, 1906. pp. 327. 

 Monographic der Acanaloniiden und Flatiden. <Ann. Hof- 



mus. Wien.. xvi, pp. 178-238, 1901; ibid., xvn. pp. 1-253. pis. 9, 



1902. 



