Monochroa tetragonella, the saltern neb, is a moth of the family Gelechiidae. It is found in Scandinavia, the Baltic region, Great Britain, the Netherlands and Russia (including the Altai and Transbaikalia). et al. 2010: The gelechiid fauna of the southern Ural Mountains, part II: list of recorded species with taxonomic notes (Lepidoptera: Gelechiidae). Zootaxa, 2367: 1–68. Preview The habitat consists of saltmarshes.
The wingspan is 9–11 mm. Adults are on wing from June to July.microlepidoptera.nl
Larvae feed on sea milkwort (Lysimachia maritima), mining the leaves.
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