794 Van Duzee: Catalogue of Hcniiptera [2863- 



Zetterstedt, Fauna Lapp., 1828, Chermes. 



Burmeister, Handb. d. Ent., ii, p. 98, 1835, Psylla. 



Zetterstedt, Ins. Lapp., column 308, 1840, Chermes. 



Blanchard, Hist. Nat. des Ins., Hemip., p. 202, 1840, Psylla. 



Forster, Verh. Natw. Ver. Preuss. Rheinl., v, p. 82, 1848. 



Walker, List Homop., iv, p. 924, 1852. 



Flor, Ehyn. Livl., ii, p. 505, 1861. 



Meyer-Diir, Mittli. Schw. Ent. Ges., iii, p. 386, 1871. 



Scott, Trans. Ent. Soc. Lond. for 1876, p. 553, pi. 9, fig. 2. 



Low, Verb. Zool.-Bot. Ges, Wien, xxvii, p. 141, 1877. 



Scott, Ent. Mo. Mag., xvii, p. 278, 1880. 



Low, Verh. Zool.-Bot. Ges. Wien, xxxii, p. 253, 1882 ; xxxviii, p. 23, 1888. 



Edwards, Hemip. Homop. Brit. Isds., p. 256, 1896. 



Crawford, U. S. Natl. Mus., Bui. 85, p. 84, 1914 (notice). 



eupoda Hartig in Germar's Zeit. f. Ent., iii, p. 374, 1841, Psylla. 

 Forster, Verli. Natw. Ver. Preuss. Eheinl., v, p. 82, 1848. 

 Meyer-Diir, Mittli. Schw. Ent. Ges., iii, p. 389, 1871. 

 protensa Forster, Verh. Natw. Ver. Preuss. Rheinl., v, p. 82, 1848. 



Meyer-Diir, Mitth. Schw. Ent. Ges., iii, p. 389, 1871. 

 foreipata Forster, Verh. Natw. Ver. Preuss. Rheinl., v, p. 84, 1848. 



Meyer-Diir, Mitth. Schw. Ent. Ges., iii, p. 389, 1871. 

 crassinervis Forster, Verh. Natw. Ver. Preuss. Rheinl., v, p. 83, 1848. 

 ^ Meyer-Diir, Mitth. Schw. Ent. Ges., iii, p. 387, 1871. 

 bicolor Meyer-Diir, Mitth. Schw. Ent. Ges., iii, pp. 389, 391, 1871. 

 Host: Urtica. 

 Localities: "E. St." (Europe.) 



2863. Trioza frontalis Crawf. 

 Crawford, Pomona Jl. Ent., ii, pp. 230, 353, 1910 (figures) ; iii, p. 426, 1911. 

 Crawford, U. S. Natl. Mus., Bui. 85, p. 84, 1914 (figures). 



similis Crawford, Pomona Jl. Ent., ii, pp. 231, 352, 1910 (figures). 

 foveaJis Crawford, Pomona Jl. Ent., ii, p. 233, 1910. [simUis). 



Crawford, Pomona Jl. Ent., iii, pp. 426, 438, 1911 (figures; as var. of 



a. var. sulcata Crawf. 



Crawford, U. S. Natl. Mus., Bui. 85, p. 85, 1914. 

 Host : Amelanchier. 

 Localities: Colo., Calif. 



2864. Trioza albiventris Fiirst. 

 Forster, Verh. Natw. Ver. Preuss. Rheinl., v, p. 84, 1848. 

 Meyer-Diir, Mitth. Schw. Ent. Ges., iii, p. 388, 1871. 

 Scott, Trans. Ent. Soc. Lond. for 1876, p. 558, pi. 9, fig. 5. 

 Low, Verh. Zool.-Bot. Ges. Wien, xxvii, p. 138, 1877; xxix, p. 582, 1879. 

 Low, Wien, Ent. Zeit., i, p. 214, 1882. 

 Edwards, Hemip. Homop. Brit. Isds., p. 254, pi. 28, fig. 9, 1896. 



sanguinosa Forster, Verh. Natw. Ver. Preuss. Rheinl., v, p. 85, 1848. 

 Meyer-Diir, Mitth. Schw. Ent. Ges., iii, p. 388, 1877. 

 Low, Verh. Zool.-Bot. Ges. Wien, xxvii, p. 138, 1877. 

 vitreipennis Forster, Verli. Natw. Ver. Preuss. Rlieinl., v, p. 98, 1848. 

 Meyer-Diir, Mitth. Scliw. Ent. Ges., iii, p. 388, 1877. 



