Niveispirillum irakense (Khammas et al. 1991) Hördt et al. 2020 Niveispirillum irakense (Khammas et al. 1991) Hördt et al. 2020 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 Rhodospirillales Pfennig and Trüper 1971 (Approved Lists 1980) emend. Hördt et al. 2020 Azospirillaceae Hördt et al. 2020 Niveispirillum Lin et al. 2014 Niveispirillum irakense (Khammas et al. 1991) Hördt et al. 2020 Niveispirillum Lin et al. 2014 Niveispirillum cyanobacteriorum Cai et al. 2015 emend. Cai et al. 2018 Niveispirillum fermenti Lin et al. 2014 Niveispirillum lacus Cai et al. 2018 Niveispirillum irakense (Khammas et al. 1991) Hördt et al. 2020 Azospirillum irakense Khammas et al. 1991 List Editor Validation of the publication of new names and new combinations previously effectively published outside the IJSB. List no. 39. 1991 41 4 580 581 International Journal of Systematic Bacteriology Int J Syst Bacteriol 0020-7713 10.1099/00207713-41-4-580 1742202 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 Lin S.-Y. Hameed A. Shen F.-T. Liu Y.-C. Hsu Y.-H. Shahina M. Lai W.-A. Young C.-C. Description of Niveispirillum fermenti gen. nov., sp. nov., isolated from a fermentor in Taiwan, transfer of Azospirillum irakense (1989) as Niveispirillum irakense comb. nov., and reclassification of Azospirillum amazonense (1983) as Nitrospirillum amazonense gen. nov. 2014 105 6 1149 1162 Antonie van Leeuwenhoek 0003-6072 1572-9699 10.1007/s10482-014-0176-6 24771126 Azospirillum irakense Khammas et al. 1991 Lin S.-Y. Hameed A. Shen F.-T. Liu Y.-C. Hsu Y.-H. Shahina M. Lai W.-A. Young C.-C. Description of Niveispirillum fermenti gen. nov., sp. nov., isolated from a fermentor in Taiwan, transfer of Azospirillum irakense (1989) as Niveispirillum irakense comb. nov., and reclassification of Azospirillum amazonense (1983) as Nitrospirillum amazonense gen. nov. 2014 105 6 1149 1162 Antonie van Leeuwenhoek 0003-6072 1572-9699 10.1007/s10482-014-0176-6 24771126 Oren A. Garrity G.M. Validation List No. 194. List of new names and new combinations previously effectively, but not validly, published 2020 70 7 4043 4049 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijsem.0.004244 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 This new combination was proposed earlier by Lin et al. 2014 and later supported by Hördt et al. 2020.