{{Short description|Genus of moths}} {{Speciesbox | image = Leptarctia californiae.jpg | image_caption = | taxon = Leptarctia californiae | parent_authority = Stretch, 1872 | authority = (Walker, 1855) | synonyms = *''Nemeophila californiae'' <small>Walker, 1855</small> *''Lithosia lena'' <small>Boisduval, 1869</small> *''Lithosia adnata'' <small>Boisduval, 1869</small> *''Leptarctia fulvofasciata'' <small>Butler, 1881</small> *''Leptarctia wrightii'' <small>French, 1889</small> *''Lithosia decia'' <small>Boisduval, 1869</small> *''Leptarctia boisduvalii'' <small>Butler, 1881</small> *''Leptarctia latifasciata'' <small>Butler, 1881</small> *''Leptarctia albifascia'' <small>French, 1889</small> *''Leptarctia occidentalis'' <small>French, 1889</small> *''Leptarctia dimidiata'' <small>Stretch, 1872</small> *''Leptarctia stretchii'' <small>Butler, 1881</small> }}

'''''Leptarctia''''' is a monotypic tiger moth genus in the family Erebidae described by Stretch in 1872. Its only species, '''''Leptarctia californiae''''', was described by Francis Walker in 1855.<ref>{{cite web |last=Savela |first=Markku |url=https://www.nic.funet.fi/pub/sci/bio/life/insecta/lepidoptera/ditrysia/noctuoidea/arctiidae/arctiinae/leptarctia/ |title=''Leptarctia'' Stretch, 1872 |website=Lepidoptera and Some Other Life Forms |accessdate=September 27, 2019}}</ref> It is found in western North America, from New Mexico and Colorado to California and north to British Columbia.<ref>{{cite web |last=McLeod |first=Robin |date=May 4, 2019 |url=http://bugguide.net/node/view/48977 |title=Species ''Leptarctia californiae'' - Hodges#8126 |website=BugGuide |accessdate=September 27, 2019}}</ref> The habitat consists of open forests, meadows and clearings in the mountains.

The length of the forewings is 12–17&nbsp;mm.<ref>[http://pnwmoths.biol.wwu.edu/browse/family-erebidae/subfamily-arctiinae/tribe-arctiini/leptarctia/leptarctia-californiae/ "''Leptarctia californiae'' (Walker, 1855)"]. ''Pacific Northwest Moths''. Retrieved September 27, 2019.</ref>

==Forms== There are two described forms: *''Leptarctia californiae'' f. ''decia'' <small>Boisduval, 1869</small> *''Leptarctia californiae'' f. ''dimidiata'' <small>Stretch, 1872</small>

==Former species== *''Leptarctia albiceps'' <small>Rothschild, 1933</small>

==References== {{Reflist}} *{{cite web |last1=Pitkin |first1=Brian |last2=Jenkins |first2=Paul |name-list-style=amp |url=http://www.nhm.ac.uk/our-science/data/butmoth/search/GenusList3.dsml?&FAMILY=Arctiidae&sort=GENUS |title=Search results Family: Arctiidae |website=Butterflies and Moths of the World |publisher=Natural History Museum, London}}

{{Taxonbar |from1=Q6527887 |from2=Q13392924}}

Category:Spilosomina Category:Moths described in 1855 Category:Monotypic moth genera

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