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02.008 (BF12)

Purple Spring Jewel   Large Birch Purple

Eriocrania sangii
Adult: 4
Leaf Mine: R
Resident. Rare.


Unique among the Eriocraniidae in having a dark grey larva (all the others are whitish).  Occasionally comes to light.

Life cycle

Mines: April-May.  Adults fly March=-April.

Larval foodplants

Birch species.


The first record for Dumfries & Galloway was of leaf-mines found on Betula at Torrs Warren, Wigtownshire, on 29th April 2011.   Tenanted mines of this species were found in Castle Wood, Caerlaverock, in May 2015 to confirm its existence in Dumfriesshire.

9 record(s) from 6 hectad(s) in D&G

VC74 VC73 VC72
Last recorded 2011 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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