Acronicta oblinita

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Acronicta oblinita
Acronicta oblinita1.jpg
Scientific classification OOjs UI icon edit-ltr.svg
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Lepidoptera
Superfamily: Noctuoidea
Family: Noctuidae
Genus: Acronicta
Species:
A. oblinita
Binomial name
Acronicta oblinita
(J. E. Smith, 1797)
Synonyms

Acronicta oblinita, the smeared dagger moth or arioch dagger, is a moth of the family Noctuidae. Its larva, the smartweed caterpillar, has urticating hairs. [1] The species was first described by James Edward Smith in 1797. [2] [3]

Contents

Acronicta oblinita2.JPG

Description

The smeared dagger moth adult has a wingspan of 3.6–5.4 centimetres (1.4–2.1 in). [1] The forewings have a mottled gray appearance, with orbicular and reniform spots on each dorsal surface that are incompletely outlined and indistinct. [1] Smeared-appearing dark wedge spots are present along the postmedial line with their apices pointed inward. [4] There is a terminal line of dark spots on the forewing. [1] The hindwings are white and also have small dark spots along their terminal line. [1]

The larva is a caterpillar up to 4 centimetres (1.6 in) long that bears numerous tufts of irritating setae on wart-like protuberances along its thoracic and abdominal segments. [1] There are bright yellow blotches in the shape of carets (inverted "V" shapes) between the laterally-positioned spiracles. [1] [5]

Range

The smeared dagger moth is found across Canada as far north as Lake Athabasca. [6] In the United States, the moth is found in the Pacific Northwest [4] and east of the Rocky Mountains south to Florida and Texas. [6] [7]

Habitat

Habitats include bogs and coastal marshes in the Pacific Northwest [4] and wetlands, forests and meadows more generally. [6] Individuals have been collected in boreal forests in Canada. [6]

Life cycle

Adult moth Acronicta oblinita 1.jpg
Adult moth

The smeared dagger moth has one to two generations per year. [1] [8] In the coastal plain of North Carolina, adults can be seen beginning in early March through late June and again from mid-August until early October. [8] Caterpillars may pupate within folded leaves of their host plant. [9] Overwintering occurs as pupae. [1]

Host plants

Larval hosts:

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<i>Acronicta americana</i> Species of moth

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<i>Acronicta hasta</i> Species of moth

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<i>Acronicta longa</i> Species of moth

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<i>Acronicta mansueta</i> Species of moth

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<i>Acronicta quadrata</i> Species of moth

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<i>Acronicta radcliffei</i> Species of moth

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<i>Acronicta hastulifera</i> Species of moth

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<i>Apamea plutonia</i> Species of moth

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<i>Acronicta insita</i> Species of moth

Acronicta insita, the large gray dagger or fingered dagger, is a moth of the family Noctuidae. The species was first described by Augustus Radcliffe Grote in 1874. It is found from Newfoundland west to the Pacific coast and Vancouver Island and Haida Gwaii, British Columbia, south to North Carolina and Colorado.

<i>Schizura ipomoeae</i> Species of moth

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<i>Coelodasys unicornis</i> Species of moth

Coelodasys unicornis, the unicorn caterpillar moth, unicorn prominent or variegated prominent, is a species of moth in the family Notodontidae. It was first described by James Edward Smith in 1797 and is found in North America south of the Arctic.

<i>Arctia parthenos</i> Species of moth

Arctia parthenos, the St. Lawrence tiger moth, is a moth in the family Erebidae. It was described by Thaddeus William Harris in 1850. It is found in boreal North America, ranging from Alaska to Labrador, south to New Mexico and Arizona in the Rocky Mountains and to North Carolina in the Appalachian Mountains. The habitat consists of riparian areas and mixed hardwood-conifer forests at middle to high elevations.

References

  1. 1 2 3 4 5 6 7 8 9 Valo, John, ed. (2022). "smeared dagger (Actonicta oblinita)". MinnesotaSeasons.com. Retrieved 15 September 2022.
  2. Beccaloni, G.; Scoble, M.; Kitching, I.; Simonsen, T.; Robinson, G.; Pitkin, B.; Hine, A.; Lyal, C., eds. (2003). "Acronicta oblinita". The Global Lepidoptera Names Index . Natural History Museum . Retrieved 15 September 2022.
  3. Savela, Markku (August 29, 2020). "Acronicta oblinita (Smith, 1797)". Lepidoptera and Some Other Life Forms. Retrieved 15 September 2022.
  4. 1 2 3 4 "Acronicta oblinita (J.E. Smith, 1797)". Pacific Northwest Moths. Retrieved 15 September 2022.
  5. Cotinis (9 August 2020). "Species Acronicta oblinita - Smeared Dagger - Hodges#9272". BugGuide. Retrieved 15 September 2022.
  6. 1 2 3 4 5 6 7 8 9 Anweiler, G.G. (7 April 2003). "Acronicta oblinita". University of Alberta Museums. Retrieved 15 September 2022.
  7. "931485.00 – 9272 – Acronicta oblinita". North American Moth Photographers Group at the Mississippi Entomological Museum at the Mississippi State University. Retrieved 15 September 2022.
  8. 1 2 Hall, S.P.; Sullivan, J.B.; Petranka, J.W.; Backstrom, P.; Howard, T. (2022). "Acronicta oblinita (J.E. Smith, 1797) - Smeared Dagger". The Moths of North Carolina. Raleigh: North Carolina Biodiversity Project and North Carolina State Parks. Retrieved 21 September 2022.
  9. 1 2 Childs, Ken. O'Connor, Marcie (ed.). "Acronicta oblinita - Smeared Dagger Moth". Bug Life Cycles. Retrieved 21 September 2022.