Natura - nature actualia - actual entities Mundus Plinius - physical world naturalia - natural bodies [crown] Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020] Domain Bacteria Woese et al. 1990 [paraphyletic?] Superphylum Terrabacteria Battistuzzi et al. 2004 Phylum "Actinobacteria" Garrity and Holt 2001 Class Actinobacteriaᵀ Stackebrandt et al. 1997 Order Micrococcales Prévot 1940 (Approved Lists 1980) Family Promicromonosporaceae Rainey et al. 1997 Genus Xylanimicrobium Stackebrandt and Schumann 2004 [monotypic] 1 Xylanimicrobium pachnodaeᵀ (Cazemier et al. 2004) Stackebrandt and Schumann 2004