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Lesser Swallow Prominent
Pheosia gnoma (Fabricius, 1777)
Notodontidae: Notodontinae
2006 / 71.018
Photo © Oliver Wadsworth,  13/04/2007

Similar West Midlands Species
Swallow Prominent
Pheosia tremula
Forewing: 20-26mm
Flight: April - June and July - August
Foodplant:   Birch
Nat Status: Common
Verification Grade:  Adult: 2

A common species across the region.

Found wherever the foodplant grows.

Overwinters as a pupa and adults come regularly to light.

Note Can be confused with Swallow Prominent. In this species the pale white wedge is smaller and more distinct and extends from the trailing corner of the forewing a third or less of the way to the wing base.

Recorded in 116 (83%) of 140 10k Squares.
First Recorded in 1867.
Last Recorded in 2019.
(Data up to end 2019)

Latest 5 Records (Data up to end 2019)
Date#VC10k Area
06/09/20191139SO88 - Highgate Common/Kinver
30/08/2019140SJ53 - Prees Heath
30/08/2019436SO75 - Bringsty & Broadwas
29/08/2019136SO75 - Bringsty & Broadwas
29/08/2019137SO74 - Colwall & Malvern Hills AONB
Further info: Pheosia gnoma
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