97 



Lecanium rugosum CklL, Can. Ent., xxvii, p. 59 (1895). 



" (Eulecanium) rugosum Ckll., Check List, p. 332 (1896). 



" rugosum Frank & Kruger, Schildlausbuch, p. 108 (1900). 



Habitat. — France; Germany; United States. 



On peach ; plum : quince ; apple ; pear ; cherry; honey locust ; elm ; maple. 

 It is very doubtful whether all the above citations refer to the same 

 species. 



968. Eulecanium subaustrale (CklL). 

 Lecanium subaustrale Ckll., The Entom., xxxi, p. 131 (1898). 



" (Eulecanium) subaustrale Ckll., Check List, Suppl., p. 394 (1899). 



Habitat.— Mexico. 

 On Celtis occidentalis? 



969. Eulecanium takachihoi (Kuwana). 

 Lecanium (Eulecanium) takachihoi Kuw., Pr. Cal. Ac. Sci.,(3),iii,p.63 (1902). 

 Habitat. — Japan. 

 On chestnut. 



970. Eulecanium tarsale (Sign.). 



Lecanium tarsalis Sign., Ann. Soc. Ent. Fr., (5), iii, p. 430 (r873). 



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



" tarsale King, Can. Ent., xxxi, p. 141 (1899). 



Habitat.— N. Y.; Mass. 

 On Cornus sanguinea; C. alternifolia. 



971. Eulecanium tiliae (Linn.). 



Coccus tilias Linn., Syst. Nat., Ed. x, i, p. 456 (1758). 

 " " " Faun. Suec, ii,p. 265 (1761). 



hemisph?ericus Geoff., Abr. Ins., i, p. 507 (1762). 

 Linn., Syst. Nat., Ed. xii, i, p. 741 (1766). 

 Fab., Syst. Ent., p. 743 (1775)- 

 Mod., Act. Goth., p. 30 (1778). 

 Fab., Spec. Ins., ii, p. 394 (1781). 

 Fourc, Ent. Paris., p. 229 (1785). 

 Fab., Mant. Ins., ii, p. 319 (1787). 

 Gmel., Syst. Nat., Ed. xiii, p. 2217 (r789). 

 Oliv., Ency. Meth., vii, p. 440 (1792). 

 Fal3., Ent. Syst., iv, p. 226 (1794). 

 " " Turton, Syst. Nat., p. 713 (1801). 

 " " Fab., Syst. Rhyng., p. 309 (1S03). 

 " " Bechst., Forstins.,.i, p. 286 (1804). 

 Lecanium tilias Blanch., Hist. Nat. Ins., iii, p. 214 (1840). 



" " Sign., Ann. Soc. Ent. Fr., (5), iii, p. 431 (1873). 



Coccus " Dougl., Ent. Mon. Mag., xxiii, p. 25 (1886). 

 Eulecanium tiliae Ckll., The Entom., xxxiv, p. 92 (1901). 

 Habitat. — Europe. 

 On Citrus; poplar; elm; maple; plum; pear; cherry. 



Chermes " 

 Coccus " 



Chermes " 

 Coccus " 



Chermes " 

 Coccus " 



