Sentence Examples


  • After another moult the insect passes into the passive nymphal or " pupal " stage, during which it takes no food and rests in some safe hiding-place, such as the soil at the base of its food-plant or the hollow of a leaf-stalk.
  • But examples are not wanting of a more or less complete resting habit during the latest nymphal instar.
  • After a prolonged aquatic larval and nymphal life-history, the winged insect appears as a sub-imago, whence, after the casting of a delicate cuticle, the true imago emerges.
  • - a, Cast-off nymphal skin of Bed-bug (Cimex lectularius); b, Second instar after emergence from a; c, The same after a meal.
  • CUCKOO-SPIT, a frothy secretion found upon plants, and produced by the immature nymphal stage of various plant-lice of the familiar Cercopidae and Jassidae, belonging to the homopterous division of the Hemiptera, which in the adult condition are sometimes called frog-hoppers.
 

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