195 



960. Eulecanium quercitronis (Fitch). 



Lecanium quercitronis Fitch, 5th Kep. Ins. N. Y., p. 805 (185S). 



" " Sign., Ann. Soc. Ent. Fr., (5), iii, p. 426 (1S73). 



" " ■ Pack., Shade Trees, p. 38 (1881). 



" " Comst., 2nd Kep. Dep. Ent. Corn. Univ.,p.i35 (1883). 



" ■ " Pack., 5th Rep. U. S. Ent. Com., p. 98 (1S90). 



" " Ckll., Can. Ent., xxvii, pp. 35, 255 (1895). 



" (Eulecanium) quercitronis Ckll. & Parr., The Industrialist, p. 232 



(1 899). 

 " quercitronis Parr., Jn. N. Y. Ent. Soc, vii, p. 257 (1899). 



Eulecanium " King, Can. Ent., xxxiii,p. 315 (1901). 



Habitat.— Can.; Mass.; N. Y. ; 111.; Ariz.; N. Mex. 



On black oak; ironwood ; Xanthoxylum americanum ; Castanea pumila; 

 elm. 



Eulecanium quercitronis kermoides (Tyr.). 



Lecanium quercitronis var. kermoides Tyr., Rep. Cal. Exp. Sta., iS94,pp. 

 256, 269 (1896). 

 Habitat. — California. 

 On oak ; orange ; locust. 



961. Eulecanium rehi (King). 



Lecanium rehi King, Jahrb. Hamb. Wiss. Anst., xviii, p. 5 (1900). 



" " Hofer, Mitth. Schw. Ent. Ges., (10), x, p. 477 (1903). 



Eulecanium" '• " " " " " " p. 481 (1903). 



Habitat. — Europe. 



On Ribes nigrum ; R. rubrum; R. aureum ; gooseberry ; Symphoricarpos 

 racemosus. 



962. Eulecanium ribis (Fitch). 

 {Currant scale.) 



Lecanium ribis Fitch, 3rd Rep. Ins. N. Y., p. 427 (1856). 



" " Sign., Ann. Soc. Ent. Fr., (5), vi, p. 624 ([S76). 



" " Doug]., Ent. Mon. Mag., xix, p. 88 (1882). 



" " Comst., 2nd Rep. Dep. Ent. Corn. Univ., p. 135 (18S3). 



" " Dougl, Ent. Mon. Mag., xxiii, p. 29(1886). 



" " Fletcher, Rep. Can. Exp. Farms, p. 32 (1887). 



" " Mask., N. Z. Trans., xxiii, p. 16 (1890). 



" " " " " xxiv, p. 22 (1891). 



" (Eulecanium) ribis Ckll. & Parr., The Industrialist, p. 234 (1899). 



" ribis Lugger, 6th Rep. Minn. Exp. Sta., p. 21S (1900). 



Habitat.— Can.: N. Y.; Ohio ;. Minn.; England; Germany?; New Zea- 

 land; W. Australia.'' 



On currant; gooseberry; mulberry; Carpinus ; Oslrya. 



