Apantesis speciosa is a moth of the family Erebidae.

It is found from Labrador west to British Columbia and Alaska.

The habitat consists of wetlands, bogs and sub-Arctic tundra.

The species is listed as endangered in Connecticut.

[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.