Apantesis williamsii, or Williams' tiger moth, is a moth of the family Erebidae. It was described by Charles R. Dodge in 1871.[1] It is found in North America from the Northwest Territories east to the northern Great Lakes region, New Brunswick and New England. It also occurs throughout the northern Great Plains, south at higher elevations to Arizona and New Mexico, west to south-eastern British Columbia and eastern California.

Williams' tiger moth
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Lepidoptera
Superfamily: Noctuoidea
Family: Erebidae
Subfamily: Arctiinae
Genus: Apantesis
Species:
A. williamsii
Binomial name
Apantesis williamsii
(Dodge, 1871)
Synonyms
  • Grammia williamsii (Dodge, 1871)
  • Arctia williamsii Dodge, 1871
  • Arctia determinata Neumögen, 1881
  • Apantesis tooele ab. ophir Barnes & McDunnough, 1910
  • Apantesis bolanderi ab. confluentis Strand, 1919

The length of the forewings is 14.9 mm.[2]

Larvae have been reared on a variety of forbs, and is probably a general feeder on herbaceous plants and grasses.[3]

This species was formerly a member of the genus Grammia, but was moved to Apantesis along with the other species of the genera Grammia, Holarctia, and Notarctia.[4][5]

Subspecies

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  • Apantesis williamsii williamsii (Dodge, 1871)
  • Apantesis williamsii tooele (Barnes & McDunnough, 1910) (Central Utah)

References

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  1. ^ Savela, Markku (July 27, 2019). "Grammia williamsii (Dodge, 1871)". Lepidoptera and Some Other Life Forms. Retrieved October 23, 2019.
  2. ^ Schmidt, B. C. (2009). "Taxonomic revision of the genus Grammia Rambur (Lepidoptera: Noctuidae: Arctiinae)". Zoological journal of the Linnean Society. 156: 507-597. doi:10.1111/j.1096-3642.2008.00496.x
  3. ^ "Apantesis williamsii (Dodge, 1871)". Pacific Northwest Moths. Retrieved October 23, 2019.
  4. ^ Rönkä, Katja; Mappes, Johanna; Kaila, Lauri; Wahlberg, Niklas (2016). "Putting Parasemia in its phylogenetic place: a molecular analysis of the subtribe Arctiina (Lepidoptera)". Systematic Entomology. 41 (4): 844–853. doi:10.1111/syen.12194. hdl:10138/176841.
  5. ^ Schmidt, B. Christian; Lafontaine, J. Donald; Troubridge, James T. (2018). "Additions and corrections to the check list of the Noctuoidea (Insecta, Lepidoptera) of North America north of Mexico IV". ZooKeys (252): 241–252. doi:10.3897/zookeys.252.28500. PMC 6189224. PMID 30337831.
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