May, T.W. (1995), Notes on Protoglossum (Fungi: Cortinariales). Muelleria 8: 288 [comb. nov.]

basionym: Hymenogaster purpureus J.W.Cribb legitimate

Gasparini, B. (17 August 2014), Cortinarius (Agaricales) revised taxonomy: new species names or combinations. Mycosphere 5 (4): 543 [replaced synonym]

replaced synonym of: Cortinarius rubroviolaceus Gasparini legitimate

AusFungi (2019), AusFungi 21 Jan. 2019: - FungI [secondary reference]

nomenclatural synonym: Hymenogaster purpureus J.W.Cribb legitimate synonym: Cortinomyces purpureus (J.W.Cribb) Bougher & Castellano legitimate

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