Isosphaera Giovannoni et al. 1995 Isosphaera Giovannoni et al. 1995 Isosphaera pallida (ex Woronichin 1927) Giovannoni et al. 1995 Universal Root Woese et al. 1990 Bacteria (None 2015) Woese et al. 1990 Planctomycetes (sic) Garrity and Holt 2021 Planctomycetota corrig. Garrity and Holt 2021 Planctomycetia (Cavalier-Smith 2002) Ward 2020 Isosphaerales Dedysh et al. 2020 Isosphaeraceae Kulichevskaya et al. 2016 Isosphaera Giovannoni et al. 1995 Isosphaeraceae Kulichevskaya et al. 2016 Singulisphaera Kulichevskaya et al. 2008 emend. Kulichevskaya et al. 2012 Aquisphaera Bondoso et al. 2011 Paludisphaera Kulichevskaya et al. 2016 Tundrisphaera Kulichevskaya et al. 2017 Tautonia Kovaleva et al. 2019 emend. Gaurav et al. 2021 Isosphaera pallida (ex Woronichin 1927) Giovannoni et al. 1995 Kulichevskaya I.S. Ivanova A.A. Suzina N.E. Rijpstra W.I. Sinninghe Damsté J.S. Dedysh S.N. Paludisphaera borealis gen. nov., sp. nov., a hydrolytic planctomycete from northern wetlands, and proposal of Isosphaeraceae fam. nov. 2016 66 2 837 844 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijsem.0.000799 26611145 Ludwig W. Euzeby J. Whitman W.B. Krieg N.R. Staley J.T. Brown D.R. Hedlund B.P. Paster B.J. Ward N.L. Ludwig W. Whitman W.B. Taxonomic outlines of the phyla Bacteroidetes, Spirochaetes, Tenericutes (Mollicutes), ­Acidobacteria, Fibrobacteres, Fusobacteria, ­Dictyoglomi, Gemmatimonadetes, Lentisphaerae, Verrucomicrobia, Chlamydiae, and Planctomycetes 2010 4 2 21 24 Bergey's Manual of Systematic Bacteriology Springer New York 0387950427 10.1007/978-0-387-68572-4_2 Giovannoni S.J. Schabtach E. Castenholz R.W. Isosphaera pallida, gen. and comb. nov., a gliding, budding eubacterium from hot springs 1987 147 276 284 Archives of Microbiology Arch Microbiol 0302-8933 1432-072X 10.1007/BF00463488 List Editor Validation List no. 54. Validation of the publication of new names and new combinations previously effectively published outside the IJSB. 1995 45 3 619 620 International Journal of Systematic Bacteriology Int J Syst Bacteriol 0020-7713 10.1099/00207713-45-3-619 Giovannoni S.J. Schabtach E. Castenholz R.W. Isosphaera pallida, gen. and comb. nov., a gliding, budding eubacterium from hot springs 1987 147 276 284 Archives of Microbiology Arch Microbiol 0302-8933 1432-072X 10.1007/BF00463488