- 194 ] Cicadellidae 62 i 



e. var. albiger (Germ.) 



Germar, Mag. d. Ent., iv, p. 88, 1821, Jassm. 

 Germar, Fauna Eur., fasc. xvii, p. 17, 1834, Jassus. 

 Signoret, Ann. Soc. Ent. Fr., ser. 5, ix, p. 80, 1879. 

 Melichar, Cicad. Mitt. Eur., p. 195, 1896. 



f. var. confusus (Kirschb.) 



Kirschbaum, dead. v. Wiesbd., p. 78, 1868, Anoscopus. 

 Signoret, Ann. Soc. Ent. Fr., ser. 5, ix, p. 80, 1879. 

 Melichar, Cicad. Mitt. Eur., p. 195, 1896. 



g. var. argus Bey 



Key, Eevue d'Ent., x, p. 245, 1891. 



[The varieties have not been worked out in this country.] 



Localities: Ont., Me., N. H., N. Y., Pa., D. C., Mich., Wise. 

 (Europe.) 



1937. Acucephalus placidus (Prov.) 



Provancher, Pet. Faune Ent. Can., iii, p. 280, 1889, Selenocephalus. 

 Van Duzee, Can. Ent., xliv, p. 328, 1912. 

 Locality : Quebec ( ? ) . 



Genus Memnonia Ball 

 Orthotype consobrina Ball 

 Ball, Eept. la. Acad. Sci. for 1899, p. 66, 1900. 



1938. Memnonia consobrina Ball 



Ball, Eept. la. Acad. Sci. for 1899, p. 66, pi. 5, figs. 6-10, 1900. 

 Localities: Neb., Colo. 



1939. Memnonia fraterna Ball 

 Ball, Eept. la. Acad. Sci. for 1899, p. 67, 1900. 

 Localities: Neb., Colo. 



Genus Xestocephalus Van D. 

 Logotype pulicarius Van D. 



Van Duzee, Trans. Am. Ent. Soc., xix, p. 298, 1892 (nomen nudum). 



Van Duzee, Bui. Buf. Soc. Nat. Sci., v, pp. 197, 214, 1894 (described). 



Matsumura, Termes. Fuzet., xxv, p. 402, 1902. 



Melichar, Homop. Fauna Ceyl., p. 205, 1903. 



Kirkaldy, Haw. S. P. A., Exp. Sta. Bui., iii, p. 51, 19071 



Distant, Fauna Brit. Ind., Ehyn., iv, pp. 265, 348, 1908 (names pulicarius type). 



Van Duzee, Can. Ent., xli, p. 384, 1909 (cites pulicarius as type). 



1940. Xestocephalus pulicarius Van D. 

 Van Duzee, Bui. Buf. Soc. Nat. Sci., v, pp. 197, 215, 1894. 

 Osborn and Ball, Proc. la. Acad. Sci., iv, p. 284, 1897. 

 Wirtner, Ann. Cam. Mus., iii, p. 221, 1904. 

 Osborn, 20th Eept. N. Y. St. Ent., p. 515, 1905. 

 Van Duzee, 20th Eept. N. Y. St. Ent., p. 554, 1905. 

 Tucker, Kans. Univ. Sci. Bui., iv, p. 66, 1907. 



Van Duzee, Bui. Buf. Soc. Nat. Sci., viii, No. 5, p. 62, 1907 ; ix, p. 216, 1908. 

 Smith, Cat. Ins. N. J., edn. 3, p. 103, 1910. 

 Melichar, Notes from Leyden Mus., xxxvi, p. 139, 1913. 



