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Galerucella placida
Galerucella placida, is a species of leaf beetle found in South Asia, Southeast Asia and Australia. It is widely used as a bio-control agent in many rice and wheat fields to control weeds.
From the article Galerucella placida on Wikipedia (CC BY-SA), quoted section by section
Description
Adult female is larger than male. Adult male is about 5.60 mm in length whereas adult female is 6.25 mm in length. Total life cycle of the beetle ranges from 21 days. Eggs are bright yellow, with pyriform basally rounded and oval tip. Length of an egg is about 0.67 mm. The incubation period is about 3 days. There are three larval stages. First instar is yellowish and 1.26 mm in length. Initially second instar is also yellowish, but turn to blackish brown after an hour of feeding. Total length of second instar is about 2.64 mm. The third and final instar is about 5.59 mm in length and blackish brown. Total larval duration is about 13 days. Pupa is black and 4.58 mm in length.
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Every page naming Galerucella placida in the Biodiversity Heritage Library →
This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 556778.