146 U.S. NATIONAL MUSEUM BULLETIN 243 



Parshley 1914, p. 145 [Maine].— Blatchley 1926, p. 458 [Ind.].— 

 MOte 1945, p. 82 [Va.]. 



Corythuca ciliati [sic]: Summers 1891, p. 90 [Term.]. 



Type: Unknown. 



Distribution: U.S. (Colo.; Okla.; Tex.; Iowa; Mo.; Mich.; 111.; Ohio; 

 Ind.; Pa.; N.Y.; N.J.; Md.; D.C.; Va.; N.C.; Ala.; Ga.; Fla.; Tenn.; 

 Mass.; R.I.; Conn.: Yt.; Maine): Canada (Ont.; Que.). 



Host Plants: Primary host Platanus occidentalis; also found on Brous- 

 sonetia papyri/era; Carya ovata; Chamaedaphne sp.; Fraxinus sp. 



Note: Life history studies [Morrill; Wade; Bailey]; ovipositor [Feldman 

 and Bailey]. 



*Corythucha clara Drake and Hambleton 



Corythucha clara Drake and Hambleton 1938a, p. 66 [Brazil]. — Monte 

 1941e, p. 88 [Urticaceae]. 

 Type: Holotype d\ macropterous; Rio Claro, Sao Paulo, Brazil; 

 Drake Coll. (USNM). 

 Distribution: Brazil. 

 Host Plant: Urticaceae. 

 ♦Corythucha confraterna Gibson 



Corythucha confraterna Gibson 1918, pp. 72, 75, 102 [Calif.; Mexico; 

 Platanus]. 

 Type: Holotype 9, macropterous; Los Angeles, California, U.S.; 

 USNM. 

 Distribution : U.S. (Calif.; Ariz.); Mexico. 

 Host Plant: Platanus sp. 



*Corythucha coryli Osborn and Drake 



Corythucha coryli Osborn and Drake 1917b, p. 299 [Md.; Corylus ameri- 

 cana].— Gibson 1918, pp. 72, 74, 92.— McAtee 1923, p. 148 [Va.].— 

 Bailey 1951, p. 73 [Mass.; Ostrya virginiana]; 1959, p. 66 [Conn.; 

 N.H.; R.I.; Corylus].— Feldman and Bailey 1952, pp. 98, 100, 102, 

 fig. 15. 

 Corythuca coryli: Blatchley 1926, p. 455 [N.J.; Ind.]. 

 Type: Holotype 9, macropterous; Plummer's Island, Maryland, U.S.; 

 Drake Coll. (USNM). 



Distribution: U.S. (Md.; D.C.; Va.; Iowa; 111.; Kans.; Nebr.; Ind.; 

 N.J.; Mass.; Conn.; R.I.; N.H.). 



Host Plants: Corylus americana; Corylus sp.; Ostrya virginiana. 

 ♦Corythucha cydoniae (Fitch) 



Tingis cydoniae Fitch 1861, p. 114, fig. [Mass.; quince]. 

 Corythuca arcuata (not Say): Comstock 1880, p. 221 [D.C.; Crataegus 

 cor data; Crataegus coccinea; Crataegus tomentosa; Crataegus crusgalli; 

 Crataegus parvijolia]. — Lintner 1888, p. 108, figs. 42, 43. — Wirtner 

 1904, p. 202 [Pa.]. 



