Elementary entomology ([c1912]) Elementary entomology . elementaryentomo00sand Year: [c1912] a FlG. 187. a, winged male San Jose scale (much enlarged); b, young scale insect (enlarged 125 times) (After Alwood) wings, like the flies (Diptera), and bear long antennae and usually one or two long processes from the tip of the abdomen. They are very small whitish or yellowish insects, and usually fly at night, so

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