Apantesis phalerata, the harnessed tiger moth, is a moth of the family Erebidae. The species was first described by Thaddeus William Harris in 1841. It is found in North America from Ontario, Quebec and Maine to Florida, west to Texas, north to South Dakota. The wingspan is 30–42 mm (1.2–1.7 in). The moths fly from April to September depending on the location. The larvae feed on Trifolium, Spartina, Taraxacum, and Plantago species, as well as other low-growing plants.