Subclass Myxogastromycetidae see Subclass Myxogastria Fries, 1829 Order Trichiales T. Macbr. (1899) see Order Trichiida Macbride, 1922 1 Family Dianemaceae Macbride, 1899 see Family Dianemataceae 2 Family Trichiaceae Chevall. (1826) see Family Trichiidae Chevallier, 1826