Sentence Examples


  • Young resembling parents, but penultimate instar passive and enclosed in a filmy pellicle.
  • Penultimate instar passive in some cases.
  • The new instar - or temporary form - is often very different from the old one, and this is the essential fact of metamorphosis.
  • Young animals always unlike parents, the wing-rudiments developing beneath the larval cuticle and only appearing in a penultimate pupal instar, which takes no food and is usually passive.
  • Pupa incompletely obtect or free, and enclosed in the hardened cuticle of the last larval instar (puparium).