Caloplaca peregrina Samp., a species described from Portugal in 1917, and only known from the type localities, is synonymized with Caloplaca pellodella (Nyl.) Hasse.
Caloplaca peregrina Samp., a species described from Portugal in 1917, and only known from the type localities, is synonymized with Caloplaca pellodella (Nyl.) Hasse.