Monochroa elongella, the Pembroke neb, is a moth of the family Gelechiidae. It is widely distributed throughout Europe. Outside of Europe, it is found in southern Siberia (Transbaikalia, Altai and Tuva).[2] The habitat consists of coastal sand-dunes[3] and chalk downland.

Monochroa elongella
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Lepidoptera
Family:	Gelechiidae
Genus:	Monochroa
Species:	M. elongella
Binomial name
Monochroa elongella (Heinemann, 1870)[1]
Synonyms
Doryphora elongella Heinemann, 1870 Aristotelia micrometra Meyrick, 1935

The wingspan is 12–15 mm.[4] Adults are on wing from June to August.

The larvae feed on Potentilla anserina. They feed in the roostock of their host plant. Larvae can be found from late August to May. Pupation takes place in the stem.[5]

References

Wikispecies has information related to Monochroa elongella.

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