organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Kingdom Protoctista Hogg, 1860
     Phylum Myxomycota Margulis, 1996 see Parvphylum Mycetozoa de Bary, 1859 ex Rostafiński, 1873
       Class Trichida see Order Trichiales T. Macbr. (1899)
         1 Genus Perichaena Fries, 1817
         2 Genus Arcyria Wiggers, 1780
         3 Genus Metatrichia Ing, 1964, nom. illeg.