Species Details

Acronicta superans

University of Alberta E.H. Strickland Entomological Museum Read more about this collection »

Common NameSplendid Dagger Moth SeasonalityAdults have been collected in Alberta from late May through July. IdentificationA medium-large moth (4-4.5 cm wingspan). The forewings are broad, pale grey and black with the grey areas most extensive around the orbicular and reniform spots. There is characteristic tuft of pale yellow or orange scales on the lower edge of the forewing base. The hind wings are gray brown, with an indistinct discal dot and a somewhat darker post median band. The antennae are simple, and the sexes are alike. Not likely to be mistaken for any other Alberta moth.

Scientific Name Acronicta superans Common Name Splendid Dagger Moth Habitat Deciduous and mixedwood forest, shrub lands and urban plantations. Seasonality Adults have been collected in Alberta from late May through July. Identification
A medium-large moth (4-4.5 cm wingspan). The forewings are broad, pale grey and black with the grey areas most extensive around the orbicular and reniform spots. There is characteristic tuft of pale yellow or orange…
A medium-large moth (4-4.5 cm wingspan). The forewings are broad, pale grey and black with the grey areas most extensive around the orbicular and reniform spots. There is characteristic tuft of pale yellow or orange scales on the lower edge of the forewing base. The hind wings are gray brown, with an indistinct discal dot and a somewhat darker post median band. The antennae are simple, and the sexes are alike. Not likely to be mistaken for any other Alberta moth.
Life History
The Splendid dagger moth is a solitary defoliator. There appears to be a single annual brood, which over-winters in the pupal stage. The adults come to light. : The Splendid dagger moth is a solitary defoliator. There…
The Splendid dagger moth is a solitary defoliator. There appears to be a single annual brood, which over-winters in the pupal stage. The adults come to light. : The Splendid dagger moth is a solitary defoliator. There appears to be a single annual brood, which over-winters in the pupal stage. The adults come to light.
Conservation A widespread species; no concerns. Diet Info No Alberta data. Hosts reported from elsewhere in Canada include Mountain-ash (Sorbus), White Birch (Betula papyrifera), pin-cherry (Prunus pennsylvanica), and apple (Malus sp.) Range
Newfoundland west to the foothills of Alberta; south to eastern Kentucky. The Splendid dagger moth appears to have extended its range westward into Alberta very recently. Bowman collected in the Edmonton area for…
Newfoundland west to the foothills of Alberta; south to eastern Kentucky. The Splendid dagger moth appears to have extended its range westward into Alberta very recently. Bowman collected in the Edmonton area for almost 50 years and failed to record it. The first Alberta specimens were apparently taken at both Olds and Edmonton in 1995; since then it has been collected annually in Edmonton and found at a number of locations throughout central Alberta, north to Lac la Biche, and south west to the

Citation

Page Citation for Acronicta superans

Page Citation

"Species Details - Acronicta superans, University of Alberta E.H. Strickland Entomological Museum." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/2-2436. Accessed 20 Jun. 2024.

Specimen Information

There are 55 specimens of this Species.

55 results plotted on map in 24 markers.
Note: Only records with latitude and longitude coordinates are plotted on map.

UASM162779 - Acronicta superans

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: New Brunswick, Saint-Basile Collected ByHensel, H. Date Collected1995-06-17

UASM162780 - Acronicta superans

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: New Brunswick, Saint-Basile Collected ByHensel, H. Date Collected2000-06-07

UASM162781 - Acronicta superans

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: New Brunswick, Bathurst Collected ByWebster, R. P. Date Collected1994-06-16

UASM162782 - Acronicta superans

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Quebec, Degelis Collected ByHensel, H. Date Collected1994-06-07

UASM162783 - Acronicta superans

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Quebec, Degelis Collected ByHensel, H. Date Collected1994-06-14

UASM162784 - Acronicta superans

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Quebec, Degelis Collected ByHensel, H. Date Collected1994-06-26

UASM162785 - Acronicta superans

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: New Brunswick, Edmundston Collected ByHensel, H. Date Collected1993-06-15

UASM162786 - Acronicta superans

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: New Brunswick, Edmundston Collected ByHensel, H. Date Collected2000-06-23

UASM162787 - Acronicta superans

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Nova Scotia, Springville Collected ByHensel, G. Date Collected1994-06-13

BIRD33842 - Acronicta superans

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, J.J. Collett Natural Area Collected ByBird, C. D. Date Collected2010-06-18

BIRD36910 - Acronicta superans

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Winfield Collected ByBird, C. D. Date Collected2013-06-01

BIRD36911 - Acronicta superans

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Winfield Collected ByBird, C. D. Date Collected2013-07-09

BIRD36912 - Acronicta superans

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Winfield Collected ByBird, C. D. Date Collected2013-07-20

Adult Seasonal Distribution