Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         Superphylum Cycadophytanae Doweld (2001)
           Class Podocarpopsida Doweld & Reveal (1999)
             Order Saxe-Gothaeales Doweld & Reveal (1999)
               1 Family Microcachrydaceae Doweld & Reveal (1999), nom. cons. prop.
               2 Family Saxe-Gothaeaceaeᵀ Doweld & Reveal (1999)