Dark Dagger (Acronicta tridens) - Norfolk Moths - The macro and micro moths of Norfolk.

Noctuidae : Acronictinae

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Photo © Lee Gregory, 28/06/2012 - Thetford.

Immature stages

Similar Norfolk Species
Grey Dagger Acronicta psi

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Dark Dagger

Acronicta tridens

([Denis & Schifferm�ller], 1775)

2283 / 73.037

Norfolk status
Local.
Many habitats.
Possibly under-recorded as cannot be readily distinguished as an adult from Grey Dagger (Acronicta psi) except by examination of the genitalia.

Unconfirmed specimens please record as Dark/Grey Dagger agg.

Map shows only confirmed post 2000 records. (pre 2000 data unconfirmed)

Determination by Genitalia Examination (gen. det.) Required

Recorded in 37 (54%) of 69 10k Squares.
First Recorded in 1834.
Last Recorded in 2020.
Additional Stats

< Alder Moth

Grey Dagger >

Determination

List Species Records [Show All Latest]

Latest 5 Records
Date	#	VC	10k Area
31/07/2020	1	27	TG13 - Baconsthorpe
13/07/2020	1	28	TL79 - Methwold/Foulden
14/06/2020	1	28	TF81 - Castle Acre/Litcham
05/08/2019	+	27	TG32 - Stalham/Catfield
23/07/2019	1	28	TF74 - Holme/Titchwell

Show Details | 1990 to 2020 | 2000 to 2020 |

Express Record Dark Dagger

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Forewing:	17-20mm.
Flight:	One generation May-July. (Sept-Oct)
Foodplant:	Broadleaved trees and shrubs
Nat Status:	Common
Verification Grade: Adult: 4

Immature

Adult

Further info: Acronicta tridens

	UK Moths
	Suffolk Moths
	Essex Field Club
	Hants Moths
	Yorkshire Moths
	Dorset Moths
	Northumberland Moths
	Somerset Moth Group
	Svenska fjarilar
	Lepiforum.de
	NBN Atlas
	Moth Dissection UK

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Underlying maps using Digital Map Data © Norfolk Online Lepidoptera Archive - NOLA™ 2021. © James Wheeler - N o r f o l k M o t h s 2007 - 2021. Data © NOLA™ 2021