Mytilaspis pinifoliae Bessey, Rep. la. Ag. Soc, p. i6i (1872). 



" " " p.232 (1874-1S75). 



" " Sign., Ann. Soc. Ent. Fr., (5), vi, p. 604 (1S76). 



Aspidiotus " Glover, Rep. U. S. Dep. Ag., p. 43 (1876). 

 Chionaspis " Comst., " " " " 1880, p. 318 (1881). 



Mytilaspis " Pack., Bull. 7, U. S. Ent. Com., p. 218 (1881). 



Chionaspis pinifolii Riley, Am. Nat., xvi, p. 514 (1882). 



" pinifoliae Saund., Rep. Ent. Soc. Ont., p. 53 (1884). 



" " Lint, 2nd Rep. Ins. N. Y., p. 184 (1S85). 



" pinifolii " 5th " " " p. 266 (1889). 



Mytilaspis pinifolicE Pack., 5th Rep. U. S. Ent. Com., p. 805 (1S90). 

 •Chionaspis " Morg., Ent. Mon. Mag., xxviii, p. 14 (1892). 



" " Lint., 9th Rep. Ins. N. Y., p. 376 (1893). 



" " Howard, Bull, i, T. s., Dep. Ag., pp. 13, 22 (1895). 



" " Comst., Man. Ins., p. 174 (1895). 



" pinifolii Gillette & Baker, Bull. 31, Col. Exp. Sta., p. 129 (1895). 



" " Lint., nth Rep. Ins. N. Y., p. 203 (1896). 



Ckll., Bull. 24, N. Mex. Exp. Sta., p. 38 (1896). 



" pinifolice Osborn, Pr. la. Ac. Sci., v, p. 224 (1898). 



Gillette, Bull. 47, Col. Exp. Sta., p. 36 (189S). 



" pinifolii Pettit, Bull. 160, Mich. Exp. Sta., p. 415 (1898). 



" pinifoliiE Newell, Bull. 43, la. Exp. Sta., p. 157 (1899). 



" " Marlatt, Bull. 20, n. s., Dep. Ag., p. 75 (1899). 



" " Cooley, Spec. Bull. Mass. Exp. Sta., p. 30 (1899). 



" " Lugger, 6th Rep. Ent. Minn. Exp. Sta., p. 239 (1900). 



Habitat. — Canada; United States. 

 On pine ; spruce ; other coniferous trees. 



Chionaspis pinifoliae semiaurea Ckll. 



Chionaspis pinifolia; var. semiaurea Ckll., Am. Nat., xxix, p. 731 (1S95). 

 Habitat. — United States. 



Chionaspis pinifoliae heterophyllae Cooley. 



Chionaspis pinifolii heterophyllae Cooley, Can. Ent., xxix, p. 281 (1S97). 



" " " " Spec. Bull. Mass. Exp. Sta., p. 34 



(1899). 

 Habitat. — Rhode Island ; Florida. 

 On Pinus heterophylla ; P. sylvestris; P. mitis. 



1074. Chionaspis planchonii Sign. 



■Chionaspis planchonii Sign., Ann. Soc. Ent. Fr., (4), ix, p. 446 (1869). 



" " Comst., 2nd Rep. Dep. Ent. Corn. Univ., p. 109 (1883). 



Habitat. — Southern Europe. 

 On Quercus ilex. 



