Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
           Domain Bacteria Woese et al. 2024
             Kingdom Bacillatiᵀ (Gibbons and Murray 1978) Oren and Göker 2024
               Phylum Actinomycetota Goodfellow 2021
                 Class Actinomycetesᵀ Krassilnikov 1949 (Approved Lists 1980)
                   Order Pseudonocardiales Labeda and Goodfellow 2015 [monotypic]
                     Family Pseudonocardiaceaeᵀ Embley et al. 1989
                       Genus Pseudonocardiaᵀ Henssen 1957 (Approved Lists 1980)
                         01 Pseudonocardia ailaonensis Qin et al. 2008
                         02 Pseudonocardia alaniniphila (Xu et al. 1999) Huang et al. 2002
                         03 Pseudonocardia alni (Evtushenko et al. 1989) Warwick et al. 1994
                         04 Pseudonocardia ammonioxydans Liu et al. 2006
                         05 Pseudonocardia antarctica Prabahar et al. 2004
                         06 Pseudonocardia asaccharolytica Reichert et al. 1998
                         07 Pseudonocardia aurantiaca (Xu et al. 1999) Huang et al. 2002
                         08 Pseudonocardia autotrophica (Takamiya and Tubaki 1956) Warwick et al. 1994
                         09 Pseudonocardia benzenivorans Kämpfer and Kroppenstedt 2004
                         10 Pseudonocardia carboxydivorans Park et al. 2008
                         11 Pseudonocardia chloroethenivorans Lee et al. 2004
                         12 Pseudonocardia compacta Henssen et al. 1983
                         13 Pseudonocardia dioxanivorans Mahendra and Alvarez-Cohen 2005
                         14 Pseudonocardia endophytica Chen et al. 2009
                         15 Pseudonocardia halophobica (Akimov et al. 1989) McVeigh et al. 1994
                         16 Pseudonocardia hydrocarbonoxydans (Nolof and Hirsch 1962) Warwick et al. 1994
                         17 Pseudonocardia kongjuensis Lee et al. 2001
                         18 Pseudonocardia nitrificans (ex Schatz et al. 1954) Warwick et al. 1994
                         19 Pseudonocardia oroxyli Gu et al. 2006
                         20 Pseudonocardia petroleophila (Hirsch and Engel 1956) Warwick et al. 1994
                         21 Pseudonocardia saturnea (Hirsch 1960) Warwick et al. 1994
                         22 Pseudonocardia spinosa Schäfer 1971 (Approved Lists 1980)
                         23 Pseudonocardia spinosispora Lee et al. 2002
                         24 Pseudonocardia sulfidoxydans Reichert et al. 1998
                         25 Pseudonocardia tetrahydrofuranoxydans Kämpfer et al. 2006
                         26 Pseudonocardia thermophilaᵀ Henssen 1957 (Approved Lists 1980)
                         27 Pseudonocardia xinjiangensis (Xu et al. 1999) Huang et al. 2002
                         28 Pseudonocardia yunnanensis (Jiang et al. 1991) Huang et al. 2002
                         29 Pseudonocardia zijingensis Huang et al. 2002