Arctia is a genus of tiger moths in the family Erebidae. Therein, it belongs to the subtribe Arctiina in the tribe Arctiini in the subfamily Arctiinae. Species are well distributed throughout North America, Palearctic, India, and Sri Lanka.

As a result of phylogenetic studies by Rönkä et al. in 2016, the following genera were determined to be synonyms with Arctia, and their species were reclassified in this genus.

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