Natura - nature actualia - actual entities Mundus Plinius - physical world naturalia - natural bodies [[crown] organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020] [Domain Eucaryota] [Subdomain Chlorota Doweld (2001)] [Kingdom Chlorobiota C.Jeffrey ex Doweld (2001) - plants] see Subkingdom Viridiplantae Caval.-Sm. (1981) [Subkingdom Lycopodiobiotina Doweld (2001)] [Phylum Isoëtophyta Doweld (2001)] Subphylum Isoëtophytinaᵀ Doweld (2001) Class †Lepidocarpopsida Doweld (2001) Order †Lepidocarpalesᵀ G.M. Smith (1938) 1 Family †Cyclostigmaceae 1 [Family †Flemingitaceae B. Thomas & Brack-Hanes (1984)] see Family Lepidodendraceae Endl. 2.0 [Family †"Spenceritaceae" B. Thomas & Brack-Hanes (1984), nom. nud.] see Family Spenceritaceae B. Thomas & Brack-Hanes ex Doweld (2001), nom. cons. prop. 3 Family †Sigillariostrobaceae 4 Family †Lepidocarpaceaeᵀ G.M. Smith (1938), nom. cons. prop. 6 Family †Caudatocarpaceae 7 [Family †Pinakodendraceae Chaloner] see Family Omphalophloiaceae Nakai (1943) 8 Family †Sporangiostrobaceae