. Manual of vegetable-garden insects. SWEET POTATO INSECTS 237. The black-kgged tortoise beetle, Cassida nigripes 01i\ier This beetle (Fig. 144) is a little over i inch in length. Whenat rest in the sunshine, it is of a beautiful golden tint but losesits brilliancy when disturbed and after death fades to a yel-lowish brown. Each wing-cover is marked with three blackspots arranged in a triangle. The legs andthe tip of the antennse are black. The eggsare laid in rows of three to twelve on thestems of the plant. The laryse are brightstraw-yellow with a curved black mark oneach side of the prothor
. Manual of vegetable-garden insects. SWEET POTATO INSECTS 237. The black-kgged tortoise beetle, Cassida nigripes 01i\ier This beetle (Fig. 144) is a little over i inch in length. Whenat rest in the sunshine, it is of a beautiful golden tint but losesits brilliancy when disturbed and after death fades to a yel-lowish brown. Each wing-cover is marked with three blackspots arranged in a triangle. The legs andthe tip of the antennse are black. The eggsare laid in rows of three to twelve on thestems of the plant. The laryse are brightstraw-yellow with a curved black mark oneach side of the prothorax. The spines alongthe side of the body are tipped with anal fork is carried close to the back andthe excrement is arranged in a characteristic yig. 144. — Thehiack-manner with long shreds extending out side- lagged tortoise beetlewise. The pupa is dark brown with thelateral spines transparent white. The larvse reach maturity inabout two weeks and the pupal period is nearly as long. TIic golden tortoise beetle, Coptocycla bicolor Fabricius When b
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Keywords: ., bookcentury1900, bookdecade1910, bookpublishernewyo, bookyear1918
