Microctenochira optata is a species of beetle of the family Chrysomelidae.Global Biodiversity Information Facility It is found in Argentina, Bolivia, Brazil (Alagoas, Bahia, Goiás, Mato Grosso, Minas Gerais, Pará, Paraná, Rio de Janeiro, Rio Grande do Sul, Santa Catarina, São Paulo, Pernambuco), French Guiana, Paraguay and Peru.
Life history The recorded host plant is Ipomoea batatas.
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