Basionym Name:Polymeridium paraproponens Aptroot, M. Cáceres & E.L. Lima, Lichenologist 45(4): 548 (2013)
Homotypic synonyms:Dictyomeridium paraproponens (Aptroot, M. Cáceres & E.L. Lima) Aptroot, M.P. Nelsen & Lücking, in Aptroot & Lücking, Lichenologist 48(6): 926 (2016)