Is this Tinea Nigra : r/AskDocs

Dermatoscopy in the diagnosis of tinea nigra

Tinea nigra - wikidoc

Clinical appearance of tinea nigra (highlighted by the circle)

Tinea nigra - wikidoc

List of types of tinea - Wikipedia

Dermatoscopy in the diagnosis of tinea nigra

Dermoscopy Atlas Diagnosis Detail

Waking up to Stains : r/mystery

Is this tinea nigra?? : r/AskDocs

Tinea nigra

Tinea versicolor, tinea nigra, white piedra, and black piedra - ScienceDirect