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 Mycobacteriales Janke 1924 (Approved Lists 1980)
                     Family Corynebacteriaceae Lehmann and Neumann 1907 (Approved Lists 1980) [monotypic]
                       Genus Corynebacteriumᵀ Lehmann and Neumann 1896 (Approved Lists 1980)
                         Corynebacterium ulcerans (ex Gilbert and Stewart 1927) Riegel et al. 1995