- 20901 /*] Cicadellidae 649 



2084. Deltocephalus vicilinus Crmb. 

 Crumb, Ann. Ent. Soc. Am., viii, p. 193, 1915. 

 DeLong, Tenn. St. Bd. Ent., Bui. 17, p. 54, 1916. 

 Locality : Tenn. 



2085. Deltocephalus lividellus (Zett.) 

 Zetterstedt, Ins. Lapp., column 290, 1840, Cicada. 

 Sahlberg, dead., p. 324, 1871. 



Horvath, Ann. Mus. Natl. Hung., vi, pp. 6, 7, 1908. 



frigidus Boheman, Kong. Vet. Akad. Handl. for 1845, p. 2:1. 

 Flor, Ehyn. Livl., ii, p. 244, 1861. 



Fleber, Verh. Zool.-Bot. Ges. Wien, xix, p. 213, pi. 5, fig. 33, 1869. 

 Locality : Greenland. 



2086. Deltocephalus cinerosus Van D. 

 Van Duzee, Trans. Am. Ent. Soc., xix, p. 305, 1892. 



^cinereus Osborn and Ball, Proc. la. Acad. Sci., iv, p. 214, 1897. 

 Van Duzee, Trans. San Diego Soc. Nat. Hist., ii, p. 54, 1914. 

 Locality : Calif. 



2087. Deltocephalus bimaculatus G. & B. 

 Gillette and Baker, Hemip. Colo., p. 86, 1895. 



Baker, Psyche, viii, p. 117, 1897. 

 Locality : Colo. 



2088. Deltocephalus flavo-virens G. & B. 

 Gillette and Baker, Hemip. Colo., p. 87, 1895. 



Osborn and Ball, Proc. la. Acad. Sci., iv, p. 221, 1897, Thamnotettix. 



Baker, Psyche, viii, p. 117, 1897. 



Van Duzee, Can. Ent., xl, p. 159, 1908, Thamnotettix. 



Localities: Quebec, Colo., Calif., Br. Col., Vane. Isd. 



2089. Deltocephalus simplex Van D. 

 Van Duzee, Trans. Am. Ent. Soc., xix, p. 304, 1892. 



Osborn and Ball, Proc. la. Acad. Sci., iv, p. 221, 1897, Thamnotettix. 

 Smith, Cat. Ins. N. J., edn. 3, p. 104, 1910. [simplex Van D.). 



simplarius Osborn and Ball, Ohio Nat., ii, p. 249, 1902, Athysanus, (n.n. for 

 Osborn, 20th Eept. N. Y. St. Ent., p. 528, 1905, Athysanus. 

 Localities: Mass., N. Y., N. J., Md. 



2090. Deltocephalus osborni Van D. 

 Van Duzee, Trans. Am. Ent. Soc., xix, p. 304, 1892. 

 Van Duzee, Bui. Buf 3oc. Nat. Sci., v, p. 198, 1894. 



Osborn and Ball, Proc. la. Acad. Sci., iv, p. 220, 1897, Athysanux. 

 Osborn and Ball, Ohio Nat., ii, p. 249, pi. 17, fig. 4, 1902, Athysanus. 

 Osborn, 20th Eept. N. Y. St. Ent., p. 527, 1905, Athysanus. 

 Kirkaldy, Haw. S. P. A., Exp. Sta. Bui., iii, p. 58, 1907. 

 Localities: N. Y., Ind., Neb., la., Colo. 



2090%. Deltocephalus escalantus (Ball) 

 Ball, Ent. News, xxvii, p. 175, 1916, Athysanus. 

 Locality : Utah. 



