Insect life; an introduction to nature-study and a guide for teachers, students, and others interested in out-of-door life . ing- food plant of the larva. 5. Caterpillars and the corresponding stage ofother insects with a complete metamorphosis are calledlarvce. The singular form of this word is larva. 6. When a larva is full grown it molts its skinand appears in a very different form. This thirdstage (the t,^^ being the first and the larva the sec-ond) is called the pupa. The plural of pupa is piip( Fig. 18 there are represented two larvae on theupper edge of a fragment of a leaf and a pu
Insect life; an introduction to nature-study and a guide for teachers, students, and others interested in out-of-door life . ing- food plant of the larva. 5. Caterpillars and the corresponding stage ofother insects with a complete metamorphosis are calledlarvce. The singular form of this word is larva. 6. When a larva is full grown it molts its skinand appears in a very different form. This thirdstage (the t,^^ being the first and the larva the sec-ond) is called the pupa. The plural of pupa is piip( Fig. 18 there are represented two larvae on theupper edge of a fragment of a leaf and a pupa sus-pended from the lower edge. The pupse of butter-flies are sometimescalled chrysalids.* 7. Some larvasbefore changing tothe pupa state spinabout the body asilken case withinwhich the pupa Fig. 19.—a large cocoon within a rolled leaf. State is paSSCd. Such a case is called acocoon. Sometimes a leaf is fastened about the cocoon(Fig. 19); and some hairy caterpillars make theircocoons largely of their own hair, fastening it to-gether with a thin layer of silk. 8. Following the pupa state is the adult or * There are two forms of this word: first, chrysalid, with the pluralchrysalids; and, second, chrysalis, with the plural chrysalides. Thesingular form of the second and the plural form of the first are in morecommon use. *BP
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectentomol, bookyear1901
