Kingdom Fungi R.T.Moore (1980) - fungi
   Phylum Kickxellomycota Tedersoo, Sánchez-Ramírez, Kõljalg, Bahram, M. Döring, Schigel, T.W. May, M. Ryberg & Abarenkov (2018)
     Class Dimargaritomycetes Tedersoo, Sánchez-Ramírez, Kõljalg, Bahram, M. Döring, Schigel, T.W. May, M. Ryberg & Abarenkov (2018) [monotypic]
       Order Dimargaritales R.K. Benj. (1979)
         Family Dimargaritaceae R.K. Benj. (1959)
           Genus Tieghemiomyces R.K. Benj. (1959)
             1 Tieghemiomyces californicusᵀ R.K. Benj. (1959)