Ten Monopis species are found in America north of Mexico.
Wingspan 10-16 mm, based on photos at Moth Photographers Group.
Adult: forewing elongate, dark brownish-gray to black with sparse pale speckling and/or pale whitish patches along costa and inner margin; hindwing uniformly brown to gray; top of head yellow in several species
Larvae feed on various foodstuffs of animal origin: carcasses, owl pellets, feces, wool fabrics.
pinned adult images
and photos of related genera (Moth Photographers Group)
Markku Savela, FUNET
larval food, synonyms, references.