Acronicta betulae, the birch dagger moth, is a moth of the family Noctuidae. It is found from New Hampshire to Florida, west to Texas, north to Wisconsin. The wingspan is 35–40 mm. Adults are on wing from March to May and from August to September in two generations. The larvae feed on the leaves of birch, possibly exclusively Betula nigra.

Acronicta innotata, the unmarked dagger moth or birch dagger, is a moth of the family Noctuidae. The species was first described by Achille Guenée in 1852. It is found from Newfoundland to British Columbia and adjacent northern states in the United States, south in the east to North Carolina and Kentucky .

2021年12月29日 · Adult: our only dagger moth with a pale tan forewing and a sharp right angle in lower part of postmedian line; much of forewing tinged with gray; hindwing tan Larva: Last instar smoky green-brown to rusty brown with long whitish hairs about sides of body.

Birch Dagger Moth Acronicta betulae Riley, 1884. Previous Next. Family: Noctuidae. Subfamily: Acronictinae. Identification: Wing Span: Life History: ... Hoodies and t-shirts in two designs! Please donate! We depend on donations to keep Butterflies and Moths of North America freely available. We want to express our gratitude to all who showed ...

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birch dagger moth. Kingdom. Animalia. Location in Taxonomic Tree . Genus. Acronicta. Species. Acronicta betulae. Identification Numbers. TSN: 937596. Geography. Working with others to conserve, protect and enhance fish, wildlife, plants and their habitats for the continuing benefit of the American people.

Acronicta betulae, the birch dagger moth, is a moth of the family Noctuidae. It is found from New Hampshire to Florida, west to Texas, north to Wisconsin. The wingspan is 35–40 mm. Adults are on wing from March to May and from August to September in two generations.

2022年12月12日 · ID based on descriptions and photos in the Peterson Field Guide to Moths of Southeastern North America and the Moth section of BugGuide. Note that the tan colored forewings have a PM Line that has a sharp, nearly ninety-degree, angle near the Inner Margin.

(Riley, 1884) River Birch Dagger. Sort #: 2504 | P3 #: 931434.8 | MPG #: 9208 | PFG Page #: 396 View on BugGuide | View on iNaturalist | BOLD Link. Larval substrate: Betula (Birch) Phenology: Adult: 5/20 to 6/09 and 7/30 to 8/11 (12 records)

Acronicta species are generally known as dagger moths, as most have one or more black dagger-shaped markings on their forewing uppersides. But some species have a conspicuous dark ring marking instead.

Acronicta betulae, the birch dagger moth, is a moth of the Noctuidae family. It is found from New Hampshire to Florida, west to Texas, north to Wisconsin. (Source: Wikipedia, '', …

Birch Dagger Moth (Acronicta betulae) is a species of the class Insecta (Insects) in the family Noctuidae (Cutworms) and or...

Acronicta betulae (Birch Dagger Moth) is a species of Lepidoptera in the family owlet moths. EOL has data for 8 attributes, including:

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Medium-sized Dagger Moth. Habitat: Found in light trap. Near a deciduous forest. Notes: Previously identified on BAMONA by Roger Downer

2021年7月16日 · This is a dagger moth in the genus Acronicta. These larvae specialize on plants in a few families, such as willow, alder, birch, and elm. The adult moths are relatively large and are attracted to lights at night. They get their common name "dagger moth" by the black dashes on their forewings.

This is a River Birch Dagger moth. This species looks quite different from the other dagger moths in its genus, most of which are gray rather than tan. Notice the sharp points in the PM line.

The adult moths are larger than their British counterparts, A. psi and A. tridens, with more pronounced blackish 'dagger' markings, particularly those near the head. Abroad, it occurs in southern Europe and North Africa, and eastwards into Asia.

2023年8月4日 · Larvae feed on leaves of alder, ash, birch, elm, hickory, maple, oak, poplar, walnut, willow and other deciduous trees .

Species Acronicta betulae - Birch Dagger Moth - Hodges#9208 Classification · Hodges Number · Explanation of Names · Size · Identification · Range · Habitat · Season · Food · Life Cycle · Remarks · See Also · Print References · Internet References · Works Cited