. A manual of dangerous insects likely to be introduced in the United States through importations. Australian Scale Insects. Fig. 1.—The cordyline scale (Leucaspis cordylinidis). Figs. 2, 3.—A scale (Lepidosaphes pallens),of Xanthorrhoea. Fig. 4.—A scale {Chionaspis nitida) of Daviesia corymbosa. (OriginalSasscer.) U. S. Dept. of Agriculture, Manual of Dangerous Insects. Plate IV,. Dangerous Scale Insects. Fig. 1.—The Atriplex scale (PuU-inaria maskelli). Fig. 2.—A scale {*Orthezia insignis) of citrus,tea, etc. Fig. 3.—The plum and peach scale {Lecanium prunastri). (Original, Sasscer.) U. S. D

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. A manual of dangerous insects likely to be introduced in the United States through importations. Australian Scale Insects. Fig. 1.—The cordyline scale (Leucaspis cordylinidis). Figs. 2, 3.—A scale (Lepidosaphes pallens),of Xanthorrhoea. Fig. 4.—A scale {Chionaspis nitida) of Daviesia corymbosa. (OriginalSasscer.) U. S. Dept. of Agriculture, Manual of Dangerous Insects. Plate IV,. Dangerous Scale Insects. Fig. 1.—The Atriplex scale (PuU-inaria maskelli). Fig. 2.—A scale {*Orthezia insignis) of citrus,tea, etc. Fig. 3.—The plum and peach scale {Lecanium prunastri). (Original, Sasscer.) U. S. Dept. of Agriculture, Manual of Dangerous Insects. Plate V.

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