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n. pl pre·pu·pae (-pē) or pre·pu·pas
A larval insect in the stage just preceding pupation.

pre·pu′pal adj.


(Zoology) of the period between the larval and pupal stages
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.prepupal - of an inactive stage in the development of some insects, between the larval and the pupal stages; "the prepupal stage"
immature - not yet mature
References in periodicals archive ?
The life cycle of the male includes 4 nymphal stages, of which the 3rd instar is considered the prepupal stage and the 4th instar the pupal stage; followed by the fully developed adult (Borges da Silva et al.
externa were maintained at 15, 20, 25 or 30[degrees]C under 70% relative humidity and 12 h photophase, and the duration of the embryonic stage, as well as the duration and viability of the larval (first, second and third instars), prepupal, pupal and adult forms of the predator were evaluated.
After the fourth molt (males) or fifth molt (females), larvae drop to the soil and spin cocoons, enter prepupal diapause (Knerer and Atwood, 1973), then pupate, and remain buried until autumn (McGregor and Sandin, 1968).
El ultimo estadio larval contiene un periodo prepupal de 4.
Development of larvae took longer than other immature stages whereas the shortest development was observed at the prepupal stage.
In the following summer wasp larvae emerge from the prepupal host and pupate adjacent to the remains of the host.
Desenvolvimento larval, prepupal e pupal de Ceraeochrysa cubana (Hagen) (Neuroptera, Chrysopidae) em diferentes dietas e temperaturas.
A Kunitz-type protease inhibitor related protein is synthesized in Drosophila prepupal salivary glands and released into the moulting fluid during pupation.
The larval skin during the prepupal stage contracts and hardens into a protective shell.
In the same way as described by Jordano (1987), it was possible to observe in the laboratory that the prepupal period is quite long, with a duration of several days in which the caterpillars did not feed and moved rapidly, apparently seeking a suitable place to pupate.