Amorphus Zeevi Ben Yosef et al. 2008 Amorphus coralli Zeevi Ben Yosef et al. 2008 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 Hyphomicrobiales Douglas 1957 (Approved Lists 1980) emend. Hördt et al. 2020 Amorphaceae Hördt et al. 2020 Amorphus Zeevi Ben Yosef et al. 2008 Amorphaceae Hördt et al. 2020 Acuticoccus Hou et al. 2017 emend. Yin et al. 2018 Amorphus coralli Zeevi Ben Yosef et al. 2008 Amorphus suaedae Hwang et al. 2013 Amorphus orientalis Wang et al. 2010 Wang Y.-X. Liu J.-H. Chen Y.-G. Zhang X.-X. Wang Z.-G. Chen Y. Tian S.-P. Hu B. Cui X.-L. Amorphus orientalis sp. nov., an exopolysaccharide-producing bacterium isolated from salt mine sediment 2010 60 8 1750 1754 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijs.0.015735-0 19749037 Zeevi Ben Yosef D. Ben-Dov E. Kushmaro A. Amorphus coralli gen. nov., sp. nov., a marine bacterium isolated from coral mucus, belonging to the order Rhizobiales 2008 58 12 2704 2709 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijs.0.65462-0 19060044 Hwang J.M. Chung E.J. Park J.A. Jeong J.H. Jeo C.O. Chung Y.R. Amorphus suaedae sp. nov., isolated from the root of a tidal flat plant, Suaeda maritima 2013 63 10 3868 3872 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijs.0.048959-0 23687061 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 The authors (Ben Yosef et al. 2008, rid.8262) place the genus Amorphus within the order Rhizobiales. A family is not designated.