50 
CICADIDiE. 
Charles William Woodworth.— Synopsis of North American Cica- 
didae. <Tsyche, Vol. V, 1888, pp. 07-68. 
jASSLDiE (including the Tettigoniidce). 
V. Signoret. — Revue iconographique des Tettigonides. <Aun. Soc. 
Entom. de France, 1853-55, with colored plates. 
V. Signoret. — Essai sur les Jassides Stal, Fieb. et plus particuliere- 
ment sur les Acocephalides Futon. <Ann. Soc. Entom. France, 
1879-80. 
E. Taschenberg. — Zur Kenntniss der Cicadellinen-Gattung Tettigonia 
Geoff. <Zeitschr. fiir Naturw., Vol. V, 1884. 
Charles W. Woodworth — Jassidae of Illinois. Part I. <Bulletin 
111. State Labor. Nat. Hist,, Vol. Ill, Art, II, 1887. 
CERCOPID^. 
V. Signoret. — Revue critique du groupe des Tettigonides et de la tribu 
des Cercopides. <Revue et Mag. de Zool., Vol. V, 1853, pp. 173-184. 
FULGORIDH3. 
J. O. Westwood. — On the family Fulgoridae, with a monograph of the 
geuus Fulgora of Linnaeus. <Trans. Linn. Soc. London, Vol 
XVIII, 1839, pp. 133-138, 1 pi. 
C. Stal. — Die amerikanischen Fulgoriden Gattungen synoptisch be- 
schrieben. <Stettiner entomol. Zeit., Vol. XXXI, 1870, pp. 255- 
258. 
MEMBRACIDJE. 
C. Stal. — Bidrag till Membracidernas Kannedom. <Oefvers. af 
Kongl. Vet.-Akad. Forhandl., 1869. 
PSYLLIDAE. 
Franz Low.— Zur Systematik der Psylloden. <Verh. d. k. k. zool. 
bot. Ges. in Wien, Jahrgany 1878, pp. 585-610. 
Characteristics and tables of the European subfamilies and genera. Super- 
sedes all previous classifications. 
Wm. H. Ashmead. — On the Aphididae of Florida, with descriptions of 
new species. Family Psyllidae. <Canad. 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 Psyllidae. <Proc. Biolog. 
Soc. of Washington, Vol. II, 1884, pp. 67-79. 
A classified list of the North American Psyllidae hi thereto described, with short 
characteristics of the subfamilies, and descriptions of some new genera 
and species. 
