Crambus hamella is a species of moth in the family Crambidae described by Carl Peter Thunberg in 1788.[1] It is found in most of Europe (except the Iberian Peninsula and most of the Balkan Peninsula),[2] east to the Russian Far East (Amur, Sakhalin) and Japan.[3] It is also found in North America, including Alberta, Arizona, Manitoba, Michigan, Oklahoma and Ontario.[4]

Crambus hamella
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Lepidoptera
Family: Crambidae
Genus: Crambus
Species:
C. hamella
Binomial name
Crambus hamella
(Thunberg, 1788)
Synonyms
  • Tinea hamella Thunberg, 1788
  • Crambus hamellus
  • Palparia baccaestria Haworth, 1811
  • Tinea ensigerella Hübner, 1813
  • Argyroteuchia ensigeralis Hübner, 1816

The wingspan is 18–23 mm.[5] The forewings with apex slightly produced; brown, posteriorly whitish-sprinkled, terminally suffused with white ; a broad snow - white pointed median longitudinal streak from base, not reaching second line, lower edge with a projection in middle ; second line angulated, silvery - white, anteriorly dark-edged ; a triangular white subapical spot ; several terminal longitudinal black marks ; cilia metallic. Hindwings are grey..[6]

Adults are on wing from July to August in generation per year.[7]

The larvae feed on grasses, possibly including Deschampsia flexuosa.

Subspecies

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  • Crambus hamella hamella (Eurasia)
  • Crambus hamella carpenterellus Packard, 1874 (North America)

References

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  1. ^ "GlobIZ search". Global Information System on Pyraloidea. Retrieved 2012-03-18.
  2. ^ Fauna Europaea
  3. ^ Savela, Markku. "Crambus Fabricius, 1798". Lepidoptera and Some Other Life Forms. as Crambus hamellus. Retrieved November 30, 2017.
  4. ^ mothphotographersgroup
  5. ^ "microlepidoptera.nl". Archived from the original on 2011-02-12. Retrieved 2012-03-19.
  6. ^ Meyrick, E., 1895 A Handbook of British Lepidoptera MacMillan, London pdf   This article incorporates text from this source, which is in the public domain. Keys and description
  7. ^ UKmoths