The mimosa stem-mining moth (Neurostrota gunniella) is a moth of the family Gracillariidae. It is known from Costa Rica, Cuba, Mexico and Texas, as well as Thailand and the Northern Territory in Australia,Global Taxonomic Database of Gracillariidae (Lepidoptera) where it was introduced in 1989 to control Mimosa pigra.Landry, B. 2006. The Gracillariidae (Lepidoptera, Gracillarioideae) of the Galapagos Islands, Ecuador, with notes on some of their relatives. - Revue suisse de Zoologie 113(3):437–485. (p.474
The wingspan is about 8 mm.Moth Photographers Group
The larvae feed on Mimosa asperata, Mimosa pigra, Neptunia oleracea and Neptunia plena. Mimosa pigra is the main larval host plant.
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