Drepanidae : Thyatirinae
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Yellow Horned
Achlya flavicornis

(Linnaeus, 1758) 1659 / 65.016
Photo © Andy Nunn,  North Cliffe Wood VC 61

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Yorkshire Status: Scarce and thinly distributed or restricted resident.

Sutton & Beaumont, 1989: Often the first of the larger moths to emerge, this species is generally common in areas of well established birch but scarce elsewhere. Recorded from all five vice-counties, although only in the west of VC61.

2012 (CHF): The comments in 1989 are still true. It can be very common in birch woodland in March but uncommon elsewhere.

Recorded in 96 (48%) of 200 10k Squares.
First Recorded in 1847.
Last Recorded in 2023.
Additional Stats

< Frosted Green  |  December Moth >
Forewing: 17-20mm
Flight: February - April.
Foodplant:   Silver and Downy Birch
Red List Status: Least Concern (LC)
GB Status: Common
Verification Grade:  Adult: 1
List Species Records   [Show All Latest]
Latest 5 Records
Date#VC10k Area
11/05/2023162NZ61 - Guisborough
04/04/2023165NZ01 - Barnard Castle
30/03/2023862SE98 - Wykeham
30/03/2023162NZ80 - Goathland / Grosmont
29/03/2023162NZ80 - Goathland / Grosmont
  Immature   Adult
Show Details | 1990 to 2023 | 2000 to 2023 | Graph Key
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