Basionym Name:Tricharia santessonii D. Hawksw., Lichenologist 5: 321 (1972)
Homotypic synonyms:Microxyphiomyces santessonii (D. Hawksw.) Xavier-Leite, M. Cáceres & Lücking, in Xavier-Leite, Goto, Lücking & Cáceres, Mycol. Progr. 22(12, no. 88): 15 (2023)