Basionym Name:Thelotrema boninense Tat. Matsumoto, J. Hattori bot. Lab. 88: 17 (2000)
Homotypic synonyms:Chapsa boninensis (Tat. Matsumoto) Rivas Plata & Mangold, in Rivas Plata, Lücking, Sipman, Mangold, Kalb & Lumbsch, Lichenologist 42(2): 182 (2010)