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 Pseudomonadati (Gibbons and Murray 1978) Oren and Göker 2024 Phylum Pseudomonadotaᵀ Garrity et al. 2021 Class Gammaproteobacteriaᵀ Garrity et al. 2005 Order Lysobacterales Christensen and Cook 1978 (Approved Lists 1980) Family Lysobacteraceaeᵀ Christensen and Cook 1978 (Approved Lists 1980) Genus Xanthomonas Dowson 1939 (Approved Lists 1980) Xanthomonas citri (ex Hasse 1915) Gabriel et al. 1989 Xanthomonas citri subsp. malvacearum (ex Smith 1901) Schaad et al. 2007