<unk>  (also known as "superficial phaeohyphomycosis," and<unk>  palmaris et plantaris") is a superficial fungal infection that causes dark brown to black painless patches on the palms of the hands and the soles of the feet.:311
Tinea nigra
Lichen striatus
Cutis marmorata
Sterculia
Xanthelasma
Onychophosis
Balanitis circinata
Koilonychia