-1783] Cicadellidae 577 



1780. Idiocerus duzeei Prov. 



Provancher, Pet. Faune Ent. Can., iii, p. 292, 1890. 

 Osborn and Ball, Proc. Dav. Acad. Sci., vii, p. 136, 1898. 

 Baker, Can. Ent., xxxii, p. 207, 1900. 

 Wirtner, Ann. Cam. Mus., iii, p. 218, 1904. 

 Van Duzee, Can. Ent., xliv, p. 329, 1912. 



perplexus Gillette and Baker, Hemip. Colo., p. 78, 1895. 

 Baker, Ent. News, viii, p. 54, 1897. 

 Tucker, Univ. Kans. Sci. Bui., iv, p. 65, 1907. 

 Osborn, Me. Agr. Exp. Sta., Bui. 238, p. 95, 1915. 



Localities: Quebec, Ont., Me., N. H., Pa., Kans., Colo. 



1781. Idiocerus alternatus Fitch 

 Fitch, Horaop. N. Y. St. Cab., p. 59, 1851. 

 Van Duzee, Can. Ent., xxi, p. 8, 1889. 

 Van Duzee, Psyche, v, p. 388, 1890. 

 Provancher, Pet. Faune Ent. Can., iii, p. 293, 1890. 

 Coekerell, Trans. Am. Ent. Soc., xx, p. 365, 1893. 

 Van Duzee, Bui. Buf. Soc. Nat. Sci., v, p. 194, 1894. 

 Gillette and Baker, Hemip. Colo., p. 73, 1895. 



Osborn and Ball, Proc. Dav. Aead. Sci., vii, pp. 70, 131, pi. 3, fig. 1, 1898. 

 Wirtner, Ann. Cam. Mus., iii, p. 218, 1904. 

 Osborn, 20th Eept. N. Y. St. Ent., p. 506, 1905. 

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

 Van Duzee, Can. Ent., xl, p. 116, 1909; xliv, p. 329, 1912. 

 Osborn, Me. Agr. Exp. Sta., Bui. 238, p. 93, 1915. 

 Metcalfe, Jl. Elisha Mitchell Sci. Soc., xxxi, p. 17, 1915. 

 interruptus Gillette and Baker, Hemip. Colo., p. 74, 1895. 



Localities: Quebec, Ont., Me., N. H., N. Y., Pa., N. C., Ohio, Tenn., 

 Mich., la., Colo., Utah, Calif. 



1781%. Idiocerus subnitens S. & D. 

 Sanders and DeLong, Ann. Ent. Soc. Am., x, p. 82, 1917. 

 Locality : Wis. 



1782. Idiocerus verticis (Say) 



Say, Jl. Acad. Nat. Sci. Phila., vi, p. 308, 1831; Compl. Writ., ii, p. 383, Jassus. 

 Walker, List Hoinop., iv, p. 1164, 1852, Jassus. 

 Uhler, Bui. U. S. Geol. Geog. Surv., iii, p. 465, 1877, Bythosoopus. 

 Van Duzee, Psyche, v, p. 389, 1890. 

 Harrington, Ottawa Nat., vi, p. 31, 1892 (noticed). 

 Gillette and Baker, Hemip. Colo., p. 80, 1895. 

 Osborn and Ball, Proc. Dav. Acad. Sci., vii, p. 132, 1898. 

 Osborn, 20th Kept. N. Y. St. Ent,, p. 507, 1905. 

 Van Duzee, Trans. San Diego Soc. Nat. Hist., ii, p. 52, 1914. 

 DeLong, Tenn. St. Bd. Ent., Bui. 17, p. 11, 1916. 

 Localities: Me., Tenn., la., Mo., Colo. 



1783. Idiocerus concinnus Ball 

 Ball, Can. Ent., xxxiv, p. 306, 1902. 



Localities: Calif., Vane. Isd. 



