Apantesis quenseli, the Labrador tiger moth, is a moth of the family Erebidae. In Central Europe the species is found in the Central Alps at altitudes of 2000-. They are also present in Northern Scandinavia. It is widely distributed in Polar Eurasia, mountains of Siberia, Mongolia, North China, Japan (Mt. Daisetsu on Hokkaido), Polar North America.
The wingspan is 26-.
The larvae feed on Alchemilla alpina and Plantago alpina.
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.