Vihualpenia is a genus of moths in the family Gracillariidae. It contains only one species, Vihualpenia lithraeophaga, which is found in southern central Chile.
The length of the forewings is 1.0–1.1 mm .new genus and species of leaf miner (Lepidoptera, Gracillariidae) for Chile associated to the native tree Lithraea causticaA replacement name for Hualpenia Mundaca, Parra & Vargas (Lepidoptera, Gracillariidae)
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