Lichenes Neotropici, Fascicle X (nos 401-450) (Neumarkt): 4 (1988).

Basionym: Lecidea squamulosula Nyl., Acta Soc. Sci. Fenn. 7, 2: 461 (1863).

Type locality: Brazil, Minas Gerais, Lafayette, s.a., s.d., Vainio, Lich. Bras. Exs. 252 (TUR-VAIN 20359 - lectotype).

Type locality coordinates: 20°39'36"S, 43°47'9"W; -20.66, -43.785833.

Distribution type: USA: Florida, Middle America, South America.