Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         Subphylum Isoëtophytinaᵀ Doweld (2001)
           Class †Lepidocarpopsida Doweld (2001)
             Order †Lepidocarpalesᵀ G.M. Smith (1938)
               Family †Lepidocarpaceaeᵀ G.M. Smith (1938), nom. cons. prop.
                 Genus †Lepidocarponᵀ D.H.Scott (1900)