The BioFiles - Bill Hubick

Silver-spotted Tiger Moth (Lophocampa argentata)

Source: Wikipedia

Lophocampa argentata
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Lepidoptera
Superfamily: Noctuoidea
Family: Erebidae
Subfamily: Arctiinae
Genus: Lophocampa
Species:
L. argentata
Binomial name
Lophocampa argentata
(Packard, 1864) [1][2]
Synonyms
  • Halysidota argentata Packard, 1864
  • Halisidota subalpina French, 1890

Lophocampa argentata, the silver-spotted tiger moth, is a species of moth in the family Erebidae. It was described by Packard in 1864. It is found from British Columbia to southern California, and east to Arizona, Nevada, New Mexico, Colorado, Utah, Wyoming and possibly to northern Mexico.[1]

Description

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Caterpillars are brown or reddish-brown and very hairy, with bundles of black and yellow hairs along the back. The hairs on caterpillars and pupae can irritate human skin. Adult moths have reddish-brown wings with silvery spots.[3]

Life cycle

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Lophocampa argentata produce one generation per year. In mid-summer, moths lay clusters of eggs on needles and small branches. Larvae hatch within around three weeks. Groups of larvae produce tents in their host plants, remaining in the tent through winter and re-emerging in the spring. In the warmer weather, the larvae feed individually before pupating in late spring in brown cocoons attached to plants or on the forest floor.[3]

Distribution and host plants

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Larvae of this moth utilize numerous host plants in western North America,[4] generally conifers, and notably the Douglas fir.[3] Larvae feeding on host plant needles can cause defoliation.[3]

Lophocampa argentata is found from British Columbia to southern California, and east to Arizona, Nevada, New Mexico, Colorado, Utah, Wyoming and possibly to northern Mexico.[1] The subspecies L. a. subalpina occur in the Rocky Mountain region, where they feed on pinyon and juniper; L. a. sobrina are found in California and feed on Monterey pine.[3]

Subspecies

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  • Lophocampa argentata argentata
  • Lophocampa argentata subalpina (French, 1890) (Rocky Mountains, Colorado)
  • Lophocampa argentata sobrina (California)

References

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  1. ^ a b c "Silver-Spotted Tiger Moth Lophocampa argentata (Packard, 1864)". Butterflies and Moths of North America. Retrieved February 24, 2024.
  2. ^ Lophocampa at Markku Savela's Lepidoptera and Some Other Life Forms
  3. ^ a b c d e Cranshaw, Whitney (2004). Garden insects of North America: the ultimate guide to backyard bugs. Princeton, NJ: Princeton Univ. Press. ISBN 978-0-691-09560-8.
  4. ^ Wood, David L.; Koerber, Thomas; Scharpf, Robert F.; Storer, Andrew, eds. (2003). Pests of the native California conifers. California natural history guides. Berkeley, Calif.: University of California Press. ISBN 978-0-520-23329-4.
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