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Insect Morphology and SystematicsInsect Morphology and Systematics
10. GELECHIIDAE
Forewings trapezoidal and narrower than hindwings.
Caterpillars bore into the seeds, tubers, and leaves.
e.g. Cotton pink boll worm,
Pectinophora gossypiella
.
11. GEOMETRIDAE (Loopers)
Both pairs of wings are angular and thin.
Larva is naked and elongate. It shows protective resemblance to twings or stems. Only
two pairs of prolegs are present in sixth and tenth abdominal segments. It walks by
drawing the posterior part of the body close to the thorax, the body forming a loop. It is
also called inch worm, measuring worm and earth measurer.
e.g. Tea looper,
Biston suppressaria.
Insect Morphology and Systematics
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