292 E. p. VAN DUZKE. 



Genus DELTOCEPHAL.US Burm. 

 Biirm.. Gen. lus. i, pi. 14, subg. 3, 1840. Fiel)., Verb, zool.-bot. Gesell. Wien, 

 xvi, p. 506, 1866; xix, p. 203, 1869. Kirscbb., Cicad. v. Wiesb. pp. 82, 12:<, 

 1868. Snhlbg., Cicad. pp. 72, 298, 1871. Fieb.. Cicad. d'Europ. i, p. 124. 1875: 

 ii, pi. 13, 1876. Berg, Hemip. Argent, p. 268, 1879. Mayr, Tabellen p. 35, 

 1884. Edwards, Trans. Ent. Soc. Lond. 1888, pp. 33, 42. Prov., Pet. Faiine 

 Ent. Can. iii, pp. 273, 277, 1889. Van Duzee, Trans. Am. Ent. Soc. xix, p. 

 299, 1892. 

 Deltocephalus sayi (Fitcb). 



Amblycephalus sayi Fitcb, Honiop. N. Y. State N. Y. Cab. p. 61, 1851 ; id. re- 

 print Lintner's 9th Rept. p. 401. 1893. 

 Jassus sayi Walker, Homop. iv, p. 1158, 1852. 



Deltocephalus sayi Ubler, Bull. U. S. Geol. and Geog. Surv. iv, p. 511, 1878. 

 Pn.v., Pet. Faune Ent. Can. iii, p. 280, 1889. Van Duzee, Can. Ent. xxi, 

 p. 11, 1889; Psycbe v, p. .390, 1890. Harrington, Ottawa Nat. vi, p. 32, 

 1892. Osborn, Proc. Iowa Acad. Sci. pt. 2, p. 12, 1892. Southwick, 

 Science xix, p. 288, 1892. Van Duzee, in Lintner's 9tb Rept. p. 410, 1893. 



Hub. — Canada, N. and E. States to Iowa, Colorado and Miss. 



Deltocephalus -weedi Van Duzee, Trans. Am. Ent. Soc. xix, p. 306, 1892. 



Hab. — Mi.s.sissippi. 

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



Hab. — Colorado. 



Deltocephalus minki Fieb., Verb, zool.-bot. Gesell. Wien, xix, p. 217, 1869, 

 topi. 6, fig. 45. Prov., Pet. Faune Ent. Can. iii, p. 279, 1889. 



Hab. — Canada, New York ; also Europe. 



Deltocephalus minutus Van Duzee, Ent. Am. vi, p. 96, 1890. 

 Hab. — California. 



Deltocephalus melscheimeri (Fitcb). 



Amblycephalus melscheimeri Fitcb, Homop. N. Y. State Cab. p. 61, 1851; id. 



reprint in Lintner's 9th Rept. p. 401, 1893. 

 Jassus melscheimeri Walker, Homop. iii. p. 895, 1851. 

 Tettlgonia melscheimeri Walker, Homop. iv, p. 1158, 1852. 

 Deltocephalus melscheimeri Van Duzee, Psycbe v, p. 390, 1890. Harrington, 



Ottawa Nat. vi. p. 32, 1892. 

 Deltocephalus debilis Osboru, Iowa Ag. Exper. Station, Bull. 13, p. 100, 1891 ; 



id. Rept. Iowa Ag. Soc. for 1892, p. 688; Papers on Iowa Ins. p. 56; Proc. 



Iowa Acad. Sci. i, pt. 2, p. 12, 1892 ; Bull. 30, Div. of Ent. p. 45, 1893. 



Hab. — Canada, New York, Michigan, Iowa, Colorado. 



Deltocephalus debilis Ubler, Bull. U. S. Geol. and Geog. Surv. ii. p. 360, 1876. 

 Van Duzee, Can. Ent. xxi, p. 11, 1889. Harrington, Ottawa Nat. vi, p. 

 32, 1892. 

 Deltocephalus melscheimeri Osborn, Proc. Iowa Acad. Sci. i, pt. 2, p. 12, 1892. 



Hab. — Canada, New York to Iowa, Colorado. 



