Eucosmophora prolata is a moth of the family Gracillariidae. It is known from Venezuela.Global Taxonomic Database of Gracillariidae (Lepidoptera)
The length of the forewings is 3.7 mm for females.Biology and systematics of the neotropical leafminer genus Eucosmophora (Lepidoptera: Gracillariidae)
The larvae probably feed on a Sapotaceae species and probably mine the leaves of their host plant.
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