Zymomonadaceae Hördt et al. 2020 Zymomonas Kluyver and van Niel 1936 emend. Carr 1974 (Approved Lists 1980) Universal Root Woese et al. 1990 Bacteria (None 2015) Woese et al. 1990 Proteobacteria (sic) Garrity et al. 2021 Pseudomonadota corrig. Garrity et al. 2021 Alphaproteobacteriota (sic) Garrity et al. 2021 Alphaproteobacteria Garrity et al. 2006 Sphingomonadales Yabuuchi and Kosako 2006 emend. Hördt et al. 2020 Zymomonadaceae Hördt et al. 2020 Sphingomonadales Yabuuchi and Kosako 2006 emend. Hördt et al. 2020 Erythrobacteraceae Lee et al. 2005 emend. Hördt et al. 2020 Sphingomonadaceae Kosako et al. 2000 emend. Hördt et al. 2020 Sphingosinicellaceae Hördt et al. 2020 Zymomonas Kluyver and van Niel 1936 emend. Carr 1974 (Approved Lists 1980) Hördt A. García-López M. Meier-Kolthoff J.P. Tindall B.J. Weinhold L.-M. Gronow S. Kyrpides N. Woyke T. Schleuning M. Göker M. Analysis of 1,000+ Type-Strain Genomes Substantially Improves Taxonomic Classification of Alphaproteobacteria 2020 11 468 Frontiers in Microbiology Front. Microbio. 1664-302X 10.3389/fmicb.2020.00468 32373076