Zhang, B.C. & Minter, D.W (1989), Gymnohydnotrya: a new hypogeous ascomycete genus from Australia. Mycological Research 92 (2): 196 [comb. nov.]

basionym: Sphaerozone ellipsosporum J.W.Cribb legitimate

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

nomenclatural synonym: Sphaerozone ellipsosporum J.W.Cribb legitimate

Kraisitudomsook, N., Healy, R.A., Pfister, D.H., Truong, C., Nouhra, E., Kuhar, F., Mujic, A.B., Trappe, J.M. & Smith, M.E. (31 October 2019), Resurrecting the genus Geomorium: Systematic study of fungi in the genera Underwoodia and Gymnohydnotrya (Pezizales) with the description of three new South American species. Persoonia 44: 110 [secondary reference]

• Comment: "With limited information, we cannot conclude with confidence that this taxon belongs to the genus Geomorium. It is probable that this is a synonym of G. echinulatum or a closely related species"

---