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62.015 (BF1462)

Powdered Knot-horn   

Delplanqueia dilutella
Adult: 4
Resident. Local.


Similar to Delpanqueia dilutella and Pempeliela ornatella. Has narrow reddish forewings with a conspicous pale second line and white subbasal fascia, differentiating it from related species.

Recording method

Attracted to light. Can be disturbed in the field.

Flight period


Larval foodplants

Wild Thyme (Thymus polytrichus), often in association with Yellow Meadow Ant (Lasius flavus) nests.


Coastal grassland and rocky habitats.


The first for Dumfries & Galloway was found in Colvend parish, Kirkcudbrightshire, during 1870 by Francis Buchanan White, while the first for Wigtownshire was found near Monreith during July 1899 by K. J. Morton, specimen at National Museums Scotland. No records from Dumfriesshire.

25 record(s) from 13 hectad(s) in D&G

VC74 VC73 VC72
Last recorded 2019 2021

 UK Moths website - further information on species (with photos)

 East Scotland Butterfly Conservation website - national distribution maps and phenology

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