HEMIPTERA. 85 
Woopwortn, C. W.—Jasside of Illinois, Part I. <Bul. Ill. State 
Lab. Nat. Hist., 111, pp. 9-33, 1887. 
Oszporn, H.—Jasside of New York State. <20th Rep. N. Y. State 
Ent., pp. 498-545, 1904. 
and Baty, E. D.—Studies of North American Jassoidea. 
< Proc. Davenport Acad. Sci., vir, pp. 45-100, 1898. 
Contains a review of Agallia. 
Contributions to the Hemipterous fauna of Iowa. <Proc. 
Iowa Aad. Sci., Iv, pp. 172-234, 1897. 
Contains a review of Deltocephalus. 
The genus Pediopsis; a review of the North American species. 
<Proc. Davenport Acad. Nat. Sci., viz, pp. 111-123, 1900. 
A review .of the North American species of Idiocerus. 
<Proc. Davenport Acad. Nat. Sci., vi, pp. 124-138, 1900. 
Woopwortn, C. W.—On the genus Cicadula. <Psyche, v, pp. 75-76, 
1889. 
Van Duzer, E. P.—Review of the North American species of Pedi- 
opsis. <Ent. Amer., 1889, pp. 165-174. 
A revision of the North American species of Phlepsius. 
<Trans. Amer. Ent. Soc., x1x, pp. 63-82, 1892. 
Baker, C. F.—The North American species of Gnathodus. <Can. 
Ent., 1896, pp. 35-42. 
Van Duzer, E. P.—Review of the North American species of Bythos- 
copus. <Ent. Amer., 1890, pp. 221-229. 
Woopworrn, C. W.—North American Typhlocybini. < Psyche, v, 
pp. 211-214, 1889. 
Gitterre, C. P—American leaf hoppers of the subfamily Typhlocy- 
bine. <Proc. U. S. Nat. Mus., xx, pp. 709-773, 1898. 
‘Oszorn, H.—The genus Scaphoideus. <Journ. Cin. Soc. Nat. Hist., 
XIx, pp. 187-209, pls. 2, 1900. 
Batu, E. D.—The genus Eutettix. <Proc: Davenport Acad. Sci., 
xu, pp. 27-94, pls. 4, 1907. 
—w The genus Cochlorhinus Uhler and its allies. <Can. Ent., 
1902, p. 53. 
Oszorn, H., and Batt, EK. D.—A review of the North American 
species of Athysanus. <Ohio Nat., 11, pp. 231-257, pls. 2, 1902. 
TETTIGONIIDA. 
SrenoretT, V.—Revue iconographique des Tettigonides. <Ann. Soc. 
Ent. France, 1853-1855, with colored plates. 
SPANBERG,.J.—Species Gypone generis Homopterorum. < Bihang 
Svensk. Vet.-Akad. Handl., 1878, pp. 75. 
