Noctuidae : Xyleninae
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Similar Dorset Species: None
 
Dun-bar
Cosmia trapezina

(Linnaeus, 1758) 2318 / 73.216

Davey, P., 2009: A local species in Britain, the cannibalistic larva feeding nocturnally on various tree and shrub species, and on other caterpillars. In Dorset, the moth is common in old oak/birch woodland, frequent in deciduous woods and among scrub and at low density elsewhere. "It is one of the few moths that is partial to the blossom of sweet chestnut (Castanea sativa)." (W Parkinson Curtis manuscript).

Recorded in 39 (98%) of 40 10k Squares.
First Recorded in 1930.
Last Recorded in 2019.
(Data up to end 2019)
Additional Stats

Forewing: 13-16mm
Flight: July - September
Foodplant:   Broadleaved trees and shrubs
Red List: Least Concern (LC)
GB Status: Common
Verification Grade:  Adult: 1
< Lesser-spotted Pinion  |  Lunar-spotted Pinion >
List Species Records   [Show All Latest]
Latest 5 Records (data up to end 2019)
Date#VC10k Area
31/08/2019+9SY58 Abbotsbury
27/08/201919SY78 Broadmayne
27/08/201919SY98 Wareham
25/08/201919SZ09 Poole
25/08/201929SY98 Wareham

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