800 Van Duzee: Catalogue of Hemi'ptera [2887- 



Eiley, m Packard, 5tli Eept. U. S. Ent. Comm., jjp. 616, 617, fig. 201, 1890 



Beutenmuller, Bui. Am. Mus. Nat. Hist., iv, p. 274, 1892 (gall only), [(gall). 



Townsend, Can. Ent., xxiv, p. 194, 1892. 



Mally, Proc. la. Acad. Sci., i, pt. 4, p. 137, 1893. 



Beutenmuller, Am. Mus. JL, iv, p. 120, 1904. 



Smith, Cat. Ins. N. J., edn. 3, p. 109, 1910. 



Crawford, U. S. Natl. Mus., Bui. 85, p. 109, 1914 (figures), [(nomen nudum). 

 celtidis-grandis Riley, Johnson's Universal Cyclopedia, ii, p. 415, 1876 

 tridentata Patch, Me. Agr. Exp. Sta., Bui. 202, p. 224, 1912. 

 Host: Celtis. 

 Localities: N. J., Kans., Colo., Texas, N. Mex. 



■2887. Pachypsylla celtidis-mamma Riley 

 Riley, Johnson's Universal Cyclopedia, ii, p. 415, 1876 (nomen nudum). 

 Fyles, Can. Ent., xiv, p. 198, 1882 (gall mite without name). 

 Riley, Can. Ent., xv, p. 158, fig. 7, 1883 (gall only). 

 Fletcher, 13th Rept. Ent. Soc. Ont., p. 79, 1883, PsyUa. 

 Riley, Proc. Biol. Soc. Wash., ii, p. 73, 1884 (described). 



Riley mi Packard, 5th Rept. U. S. Ent. Comm., p. 615 (as type of Pachypsylla 



[sec. 2; p. 619, 1890 (described). 

 Beutenmuller, Bui. Am. Mus. Nat. Hist., iv, p. 275, 1892 (gall only). 

 Mally, Proc. la. Acad. Sci., i, pt. 4, p. 131,. 1893 (life history, variations in 

 Cook, Ohio Nat., iii, p. 426, 1903. [gall). 



Cook, Ind. Dept. Geol., 29th Rept., p. 844, 1904. 

 Stough, Kans. Univ. Sci. Bui., v, p. 121, 1910 (anatomy). 

 Smith, Cat. Ins. N. J., edn. 3, p. 109, 1910. 



Crawford, U. S. Natl. Mus., Bui. 85, p. 110, 1914 (figures). » 

 Weiss, Ent. News, xxvii, p. 163, 1916 (mention). [(name only). 



?celtidis-asteriscus Riley, Proc. Am. Assoc. Adv. Sci., xxxii, p. 319, 1884 

 Riley in Packard, 5th Rept. U. S. Ent. Comm., p. 618, 1890 (gall de- 



[ scribed). 

 ?celtidis-^imhillicus Riley, Proc. Am. Assoc. Adv. Sci., xxxii, p. 319, 1884 



[(name only). 

 Riley in Packard, 5th Rept. U. S. Ent. Comm., p. 619, 1884 (gall de- 



[ scribed. 

 fceltidis-puhescens Riley, Proc. Am. Assoc. Adv. Sci., xxxii, p. 319, 1884 



[(name only). 

 Riley in Packard, 5th Rept. U. S. Ent. Comm., p. 620, 1884 (gall de- 



[ scribed. 

 fceltidis-glohulus Riley m Packard, 5th Rept. U. S. Ent. Comm., p. 621, 



[1890 (gall described). 

 Aulmann, Psyllid. Cat., p. 30, 1913 (spelled glohulosus). 

 ? celtidis-curcurhita Riley, Proc. Am. Assoc. Adv. Sci., xxxii, p. 319, 1884 



[(name only). 

 Riley in Packard, 5th Rept. U. S. Ent. Comm., pp. 621, 622, 1890 (gall 



[described). 

 Beutenmuller, Bui. Am. Mus. Nat. Hist., iv, p. 276, 1892 (figures). 

 Smith, Cat. Ins. N. J., edn. 3, p. 109, 1910. 



[These five "species" are nomina nuda in entomology and are mean- 

 ingless in botany. Crawford is probably correct in placing them 

 as synonyms of c.-mamma.] 

 Host: Celtis. 

 Localities: Ont., N. Y., N. J., Ind., la., Kans., Colo., Texas. 



