514 Van Duzee: Catalogue of Hemiptera [1560- 



Sahlberg, Cicad., pp. 66, 88, 1871. 



Fieber, Cicad. d'Eur., i, p. 95, 1875. 



Mayr, Tabellen, p. 24, 1884. 



Edwards, Trans. Ent. Soc. Lond. for 1886, p. 98. 



Provaneher, Pet. Faune Ent. Can., iii, p. 257, 1889. 



Goding, Bui. 111. St. Lab. Nat. Hist., iii, p. 485, 1895. 



Melichar, Cicad. Mitt. Eur., p. 121, 1896. 



Edwards, Hemip. Homop. Brit. Isds., p. 79, 1896. 



Fowler, Biol. Centr. Am., Homop., ii, pp. 190, 193, 1897. 



Ball, Eept. la. Acad. Sci. for 1898, pp. 209, 223. 



Kirkaldy, Haw. S. P. A., Exp. St. Bui., i, p. 380, 1906. 



^Ptyela Germar, Silb. Rev. Ent., i, p. 179, 1833. 



Distant, Fauna Brit. Ind., Rhyn., iv, p. 87, 1908. 



Lallemand, Genera Ins., fasc. 143, p. 30, 1912, Ptyelus (part). 



^Cercopis Kirkaldy, Entomol., xxxiii, p. 263, 1900. 



1560. Philaenus leucophthalmug (Linn.) 



Linnaeus, Syst. Nat., edn. 10, i, p. 437, 1758, Cicada. 

 Linnaeus, Faune Suec., p. 241, sp. 883, 1761, Cicada. 

 Linnaeus, Syst. Nat., edn. 12, i, p. 709, 1767, Cicada. 

 Gmelin in Linnaeus, Syst. Nat., edn. 13, i, pt. 4, p. 2106, 1788, Cicada. 

 Fabricius, Mant. Ins., ii, p. 210, 1787, Cicada. 

 Fabricius, Ent. Syst., iv, p. 52, 1794, Cicada. 

 Fabricius, Syst. Rhyng., p. 95, 1803, Cercopis. 

 Germar, Mag. d. Ent., iv, p. 53, 1821, Aphrophora. 

 Fallen, Hemip. Suec., Cicad., p. 17, 1826, Cercopis. 

 Zetterstedt, Fauna Lapp., p. 515, 1828, Cercopis. 

 Flor, Rhyn. Livl., ii, p. 128, 1861, Ptyelus. 

 Sahlberg, Cicad., p. 90, 1871. 

 Edwards, Trans. Ent. Soc. Lond. for 1886, p. 99. 

 Edwards, Hemip. Homop. Brit. Isds., p. 80, 1896. 

 Melichar, Cicad. Mitt. Eur., p. 123, 1896. 

 Ball, Rept. la. Acad. Sci. for 1898, p. 225. 

 Kirkaldy, Haw. S. P. A., Exp. St. Bui., i, p. 380, 1906. 

 Horvath, Ann. Mus. Natl. Hung., vi, p. 6, 1908. 



Lallemand, Genera Ins., fasc. 143, p. 36, 1912, Ptyelus (aa variety), 

 a. var. fallen! Van D. 



Van Duzee, Can. Ent., xlvi, p. 388, 1915 (n.n. for spumarius Fall.). 

 Van Duzee, Check List Hemip., p. 57, 1916. 



^spumarius Fallen, Hemip. Suec., Cicad., p. 14, 1826, Cercopis. 



Zetterstedt, Fauna Lapp., p. 514, 1828, Cercopis. 



Flor, Rhyn. Livl., ii, p. 126, 1861, Ptyelus. 



Kirschbaum, Cicad. v. Wiesbd., p. 66, 1868, Ptyelus. 



Stal, Hemip. Fabr., ii, p. 15, 1869. 



Sahlberg, Cicad., p. 89, 1871. 



Uhler, Bui. U. S. Geol. Geog. Surv., i, p. 347, 1876. 



Provancher, Pet. Faune Ent. Can., iii, p. 257, 1889. 



Lintner, 5th Rept. N. Y. St. Ent., p. 245, 1889. 



Van Duzee, Psyche, v, p. 240, 1890. 



Goding, Bui. 111. St. Lab. Nat. Hist., iii, p. 496, 1895. 



Melichar, Cicad. Mitt. Eur., p. 122, 1896. 



Baker, Can. Ent., xxix, p. Ill, 1897. 



