Basionym Name:Agaricus medusa V. Brig., in Briganti & Briganti, Hist. fung. Neapol. (Neapoli): 73, tab. 36, fig. 1-5 (1837)
Homotypic synonyms:Fungus medusa (V. Brig.) Kuntze, Revis. gen. pl. (Leipzig) 3(3): 480 (1898)Stropharia medusa (V. Brig.) Sacc., Syll. fung. (Abellini) 5: 1023 (1887)