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 Actinomycetalesᵀ Buchanan 1917 (Approved Lists 1980) Suborder Pseudonocardineae Stackebrandt et al. 1997 [monotypic] Family Pseudonocardiaceaeᵀ Embley et al. 1989 Genus Pseudonocardiaᵀ Henssen 1957 (Approved Lists 1980) Pseudonocardia alni (Evtushenko et al. 1989) Warwick et al. 1994