found: The Amer. Heritage dict. of the Engl. lang., via WWW, Jan. 28, 2004(pupa Inflected forms: pl. pupae or pupas. The nonfeeding stage between the larva and adult in the metamorphosis of holometabolous insects, during which the larva typically undergoes complete transformation within a protective cocoon or hardened case; chrysalis Inflected forms: pl. chrysalises or chrysalides 1. A pupa, especially of a moth or butterfly, enclosed in a firm case or cocoon. 2. A protected stage of development.)
found: Henderson's dict. of biological terms, 2000(pupa: in insects with complete metamorphosis, a resting stage in the life-cycle where the larval insect is enclosed in a protective case, within which tissues are reorganized and metamorphosis into a new form, usually the adult, occurs; chrysalis: the pupa of insects with complete metamorphosis, enclosed in a protective case, which is sometimes itself called the chrysalis)
found: McGraw-Hill dictionary of scientific and technical terms, via WWW, Jan. 28, 2004(pupa: The quiescent, intermediate form assumed by an insect that undergoes complete metamorphosis; it follows the larva and precedes the adult stages and is enclosed in a hardened cuticle or a cocoon)
found: Zhu, H. How to know the immature insects, c1949:p. 231 (pupa: the resting, inactive stage of holometabolous insects, between the larva and the adult; chrysalis: the pupa of Lepidoptera) p. 3 (The stages egg, young (nymph or larva), and pupa are the immature stages of insects; all the life stages which precede the adult stage)