Basionym: Agaricus maurus Fr., Systema Mycologicum 1: 168 (1821) [MB#449973] Obligate synonyms: - Omphalia maura (Fr.) Gillet, Les Hyménomycètes ou Description de tous les Champignons qui Croissent en France: 290 (1876) [MB#236483] - Fayodia maura (Fr.) Singer, Annales Mycologici 34: 331 (1936) [MB#253237] - Mycena maura (Fr.) Kühner, Encyclopédie Mycologique 7: 535 (1935) [MB#270661] - Omphalina maura (Fr.) Quél., Enchiridion Fungorum in Europa media et praesertim in Gallia Vigentium: 42 (1886) [MB#476865] - Hemimycena maura (Fr.) Singer, Revue de Mycologie (Paris) 3: 195 (1938) [MB#270660] - Gymnopus maurus (Fr.) Murrill, North American Flora 9 (5): 363 (1916) [MB#502486] - Myxomphalia maura (Fr.) H.E. Bigelow, Canadian Journal of Botany 37 (5): 777 (1959) [MB#513897] Taxonomic synonyms: - Fayodia marthae Singer & Clémençon, Schweizerische Zeitschrift für Pilzkunde 49: 122 (1971) [MB#314103] - Myxomphalia marthae (Singer & Clémençon) M.M. Moser, Kleine Kryptogamenflora - Die Röhrlinge und Blätterpilze (Agaricales) IIb/2: 186 (1978) [MB#318438] - Agaricus invitus P. Karst., Bidrag till Kännedom av Finlands Natur och Folk 25: 89 (1876) [MB#372156] - Myxomphalia invita (P. Karst.) M.M. Moser, Guida alla determinazione dei funghi. (Polyporales, Boletales, Agaricales, Russulales): 200 (1986) [MB#135143] - Omphalia maura var. invita (P. Karst.) Cejp, Atlas Champ. Europ., Ser. A: 83 (1936) [MB#270662] - Fayodia invita (P. Karst.) Singer, Annales Mycologici 41: 62 (1943) [MB#297438] - Omphalia invita (P. Karst.) P. Karst., Bidrag till Kännedom av Finlands Natur och Folk 32: 127 (1879) [MB#248213]