510 Van Duzee: Catalogue of Hemiptera [1547- 



Uhler, Bui. U. S. Geol. Geog. Surv., iv, p. 510, 1878. 

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

 Provancher, Pet. Faune Ent. Can., iii, p. 256, 1889. 

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

 Harrington, Ottawa Nat., vi, p. 31, 1892. 

 Van Duzee, Bui. Buf. Soc. Nat. Sci., v, p. 193, 1894. 

 Ball, Kept. la. Acad. Sci. for 1898, p. 211. 

 Wirtner, Ann. Cam. Mus., iii, p. 216, 1904. 

 Van Duzee, 20th Eept. N. Y. St. Ent., p. 553, 1905. 

 Van Duzee, Can. Ent., ad, p. 115, 1908. 

 Smith, Cat. Ins. N. J., edn. 3, p. 98, 1910. 

 Van Duzee, Can. Ent., xliv, p. 327, 1912. 

 Lallemand, Genera Ins., fasc. 143, p. 61, 1912, Cercopis. 

 Metcalfe, Jl. Elisha Mitchell Sci. Soc., xxxi, p. 16, 1915. 

 facialis Walker, Ins. Saund., Homop., p. 93, 1858. 

 Lallemand, Genera Ins., fasc. 143, p. 60, 1912. 



Localities: Quebec, Ont., Me., N. H., Mass., N. Y., N. J., Pa., Md., 

 D. C., N. C., Ga., Fla., Ohio, 111., la., N. Dak., Neb. 



1." 17. Aphrophora angulata Ball 

 Ball, Kept. la. Acad. Sci. for 1898, p. 212. 

 Van Duzee, Trans. San Diego Soc. Nat. Hist., ii, p. 48, 1914. 

 Ball, Ann. Ent. Soc. Am., viii, p. 365, 1915 (habits). 

 Locality : Calif. 



1548. Aphrophora parallels- (Say) 



Say, Long's 2d Exp., ii, p. 303, 1824; Compl. Writ., i, p. 202, Cercopis. 

 Say, Jl. Acad. Nat. Sci. Phila., vi, p. 305, 1831 ; Compl. Writ., ii, p. 382. 

 Harris, Kept. Ins. Mass., p. 182, 1841. 

 Fitch, Homop. N. Y. St. Cab., p. 53, 1851, Lepyronia. 

 Walker, List Homop., iii, p. 713, 1851, Ptyetus. 



Fitch, Trans. N. Y. St. Ag. Soc., xvi, p. 388, 1856; xvii, p. 737, 1857. 

 Harris, Treat. Ins. Inj. Veg., edn. 3, p. 225, 1862. 

 Uhler, Stand. Nat. Hist., ii, p. 243, 1884. 

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

 Provancher, Pet. Faune Ent. Can., iii, p. 255, 1889. 

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

 Packard, 5th Kept. U. S. Ent. Comm., p. 741, 1890. 

 Harrington, Ottawa Nat., vi, p. 31, 1892. 

 Van Duzee, Bui. Buf. Soc. Nat. Sci., v, p. 193, 1894. 

 Ball, Kept. la. Acad. Sci. for 1898, p. 213. 

 Wirtner, Ann. Cam. Mus., iii, p. 216, 1904. 

 Van Duzee, Can. Ent., xxxviii, p. 409, 1906. 



Felt, 7th Eept. N. Y. St. Forest, Fish, Game Comm., p. 508, pi. 12, fig. 22, 1908. 

 Van Duzee, Can. Ent., xl, p. 115, 1908. 

 Smith, Cat. Ins. N. J., edn. 3, p. 98, 1910. 

 Van Duzee, Can. Ent., xliv, p. 327, 1912. 

 Lallemand, Genera Ins., fasc. 143, p. 61, 1912, Cercopis. 

 cribratus Walker, List Homop., iii, p. 712, 1851, Ptyelus. 

 Stal, Of. Vet. Akad. Forh., xix, p. 493, 1862. 



Localities: Nov. Scot., Quebec, Ont., Vt., Mass., N. Y., N. J., Pa., 

 Md., Mich., El., Mo., Ark. 



