instar

• Having been formed beneath the cuticle of the wing-rudiments of the penultimate instar, the wings are necessarily abbreviated and crumpled. —  The Life-Story of Insects
• But during the process of hardening of the cuticle, they rapidly increase in size, blood and air being forced through the nervures, so that the wings attaining their full expanse and firmness, become suited for the function of flight 4] The convenient term 'instar' has been proposed by Fischer and advocated by Sharp (1895) for the form assumed by an insect during a stage of its life-story. —  The Life-Story of Insects
• The penultimate instar is quiescent and does not feed. —  The Life-Story of Insects
• Hence the preliminary armoured and active instar is necessary in order to reach the feeding place; this journey accomplished, the eruciform condition is at once assumed In all cases indeed we may say that the particular larval form is adapted to the special conditions of life. —  The Life-Story of Insects
• In the pupa the wings and other characteristically adult structures are, for the first time, visible outwardly; it is the instar which marks the great crisis in transformation. —  The Life-Story of Insects

Allen's Synonyms and Antonyms

Used in the Same Context