[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Domain Bacteria Woese et al. 1990
     Phylum "Proteobacteria" Garrity et al. 2005 see Superphylum Proteobacteria Craig et al. 2010
       Class Betaproteobacteria Garrity et al. 2006
         Order Burkholderiales Garrity et al. 2006
           Genus Leptothrix Kützing 1843 (Approved Lists 1980)
             1 Leptothrix ochracea (Roth 1797) Kützing 1843 (Approved Lists 1980)
             2 Leptothrix cholodnii Mulder and van Veen 1963 (Approved Lists 1980)
             3 Leptothrix discophora (ex Schwers 1912) Spring et al. 1997
             4 Leptothrix lopholea Dorff 1934 (Approved Lists 1980)
             5 Leptothrix mobilis Spring et al. 1997