Coppinsiella fiumana (Zahlbr.) I. V. Frolov, comb. nov. MycoBank no. 842596

Caloplaca fiumana Zahlbruckner, Annln K. K. naturh. Hofmus. Wien 25: 248 (1911).

Type:—HUNGARIA [currently CROATIA]. Ad saxa calcarea prope Fiume [Rijeka], J. Schuler (PRM, lectotype, designated by Malíček et al. 2018: 471) .

Caloplaca substerilis subsp. orbicularis Moniri, Vondrák & Malíček, in Vondrák, Moniri, Malíček & Košnar, Nordic Jl Bot. 35: 370 (2017); Coppinsiella orbicularis (Moniri, Vondrák & Malíček) S.Y. Kondr. & Lőkös, in Kondratyuk, Kärnefelt, Lőkös, Hur & Thell, Acta bot. hung. 60: 383 (2018).

Type:— CZECH REPUBLIC. Mikulov, Klentnice, protected area Tabulová, southwest slope of Stolová hora with limestone cliffs, elev. 400 m, 48°50’21.840”N, 16°38’8.880”E, on shaded limestone outcrop, below overhang, 28 November 2013, J. Malíček 6306 & J. Vondrák 12562 (holotype PRA, isotype herb. Malíček) .

Notes: Caloplaca substerilis subsp. orbicularis was synonymized with Caloplaca fiumana earlier by Malíček et al. (2018), but without a formal taxonomic proposal.