PLATE XIV. 
192, 186. 
FIG. 179.—Lecanium scales on elm. Original. Fic. 186.—Diaspis rose on rose, 
Original. Fic. 188.—Chionaspis turfurus on apple. Original. FIG. 192.—Mytil- 
aspis pomorum On horse-chestnut. Original. 
