152 U.S. NATIONAL MUSEUM BULLETIN 24 3 



Distribution: Mexico (Baja ( lalif. I; U.S. (Calif.). 

 Hosi l'i \\ i : Abutilon sp. 



(.'orythucha immaculata Osborn and Drake 



Corytkucha immaculata Osborn and Drake 19161), p. 11 [Calif.]; 1917b, 

 p. 301 [Oreg.; Colo.].— Drake 1918d, p. 86 [Idaho; Mont.]; 1919a, 

 p. 419; 1919b, p. 159 [B.C.].— Gibson 1918, pp. 76, 103.— Parshley 

 1921, p. 17.— Downes 1925, p. 16, fig. 7.— Knowlton 1933, p. 263 

 [Utah]. 

 Corythuca fmra Gibson 1917, p. 258 [Wash.; Balsamorhiza sagittata]. 



thucha pura: Gibson 1918, pp. 72, 77, 103.— Parshley 1919a, p. 24. 

 Type: Sex unknown; Alameda, ( ialifornia, U.S.; Ohio State Univ. 

 Distribution: U.S. (Calif.; Oreg.; Wash.; Idaho; Mont.; Utah; Colo.); 

 Canada (B.C.). 

 Host Plant: Balsamorhiza sagittata. 



*Corythucha incurvata Uhler 



Corythuca incurvata Uhler 18941), p. 280 [Mexico; Ariz.]. 



Corythuca arcuata (not Say) : Pembertonl911, p. 339, pis. 12-1 4 [Heteromeles 



arbutifolia; Calif.]. 

 Corythucha bullata Van Duzee 1917a, p. 258. 



Corytkucha incurvata: Van Duzee 1917b, p. 213 [Oreg.]. — McAtee 1917b, 

 p. 78.— Gibson 1918, pp. 72, 74, 92.— Drake and Ruhoff 1962a, p. 

 156. 

 Corythucha heteromelecola Drake 1920, p. 50. 

 Type: Sex unknown; "Cal. 7"; Cal. Acad. 

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

 Host Plant: Heteromeles arbutifolia. 

 Note: Life history study [Pemberton]. 



*Corythucha juglandis (Fitch) 



Tingisjuglandis Fitch 1857, p. 466, item 193 [N.Y.; basswood]. 

 Corythucha juglandis: Stal 1873, p. 123 [111.; N.J.].— Osborn and Drake 



1916a, p. 226 [walnut; Ohio]; 1917b, p. 297 [Ga.; Tenn.; Iowa; 



Wis.]. — Gibson 1918, pp. 71, 75, 80 [Kans.; Tex.; Tilia americana]. — 



Myers 1926, p. 111.— Proctor 1946, p. 74.— Bailey 1951, p. 84 [Vt.; 



N.B.; Carya illinoensis; Rubus; Sorbus]. — Feldman and Bailey 1952, 



pp. 98, 101,102, fig. 10. 

 Tingis arcuata (not Say) : Uhler 1 878, p. 41 5 (in part) . 

 Corythuca juglandis: Uhler 1884, p. 285 [butternut]. — Van Duzee 



1905, p. 549.— Blatchley 1926, p. 466. 

 Corythuca arcuata: Smith 1910, p. 148.— Parshley 1914, p. 145 [Maine]; 



1917b, p. 55 [N.H.; Mass.; R.I. ; Conn.]. 

 Corythucha conlracla Osborn and Drake 1916a, p. 230. — Gibson 1918, 



p. 104.— Drake 1921b, p. 51 [Ind.].— Barber and Weiss 1922, p. 8 — 



Proctor 1946, p. 74 [Sorbus americana]. 



