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70.123 (BF1790)


Triphosa dubitata
Adult: 2
Resident, very rare, very local. Widespread in England and Wales but much declined. Scattered, thinly in southern Scotland but recent surveys of hibernation site suggest it might be more widespread.

See also Moth of the Week (01/11/2019)


The brownish-grey, broad and rounded forewing has a smooth and shiny appearance. Both wings have scalloped outer edges, but the one on the hindwing is edged with black. Specimen or quality photo required for record acceptance.

Recording method

Adults found hibernating in caves, mines, disused buildings, culverts etc. Comes to light in small numbers.

Life cycle

One generation. It overwinters as an adult, reappearing in April through to May. Larvae are present May to early July.

Larval foodplants

Larval foodplants are Buckthorn and Alder Buckthorn, both of which are rare in the region.


Woodland, scrub and hedgerows.


First recorded for Dumfries and Galloway in 1862 for VC72 at the Crichton Institution, Dumfries by Lennon, in 1897 for VC74 at Corsemalzie by Gordon, but not until 2004 for VC73 at Merrick by Keith Naylor.

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

VC74 VC73 VC72
Last recorded 2006 2017 1862
70.123 Tissue
70.123 Tissue
70.123 Tissue

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

 East Scotland Butterfly Conservation website - national distribution maps and phenology

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