[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Domain Bacteria Woese et al. 1990 stat. inval. see Domain Bacteria Woese et al. 2024
     Phylum "Verrucomicrobia" Garrity and Holt 2001 nom. inval. see Phylum Verrucomicrobia Hedlund 2012 stat. inval.
       Class Verrucomicrobiae Hedlund et al. 1998
         Order Verrucomicrobiales Ward-Rainey et al. 1996
           Family Verrucomicrobiaceae Ward-Rainey et al. 1996
             Genus Prosthecobacter (ex Staley et al. 1976) Staley et al. 1980
               1 Prosthecobacter fusiformis (ex Staley et al. 1976) Staley et al. 1980
               2 Prosthecobacter debontii Hedlund et al. 1998
               3 Prosthecobacter dejongeii Hedlund et al. 1998
               4 Prosthecobacter vanneervenii Hedlund et al. 1998