Basionym Name:Thelotrema gibbosum H. Magn., in Magnusson & Zahlbruckner, Ark. Bot. 31A(no. 1): 53 (1944)
Homotypic synonyms:Fibrillithecis gibbosa (H. Magn.) Rivas Plata & Lücking, in Rivas Plata, Lücking, Sipman, Mangold, Kalb & Lumbsch, Lichenologist 42(2): 184 (2010)