Oceanospirillum beijerinckii pelagicum (Terasaki 1973) Pot et al. 1989 Oceanospirillum beijerinckii pelagicum (Terasaki 1973) Pot et al. 1989 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 Gammaproteobacteria Garrity et al. 2005 emend. Williams and Kelly 2013 Oceanospirillales Garrity et al. 2005 Oceanospirillaceae Garrity et al. 2005 Oceanospirillum Hylemon et al. 1973 (Approved Lists 1980) emend. Satomi et al. 2002 Oceanospirillum beijerinckii (Williams and Rittenberg 1957) Hylemon et al. 1973 (Approved Lists 1980) emend. Pot et al. 1989 Oceanospirillum beijerinckii pelagicum (Terasaki 1973) Pot et al. 1989 Oceanospirillum beijerinckii (Williams and Rittenberg 1957) Hylemon et al. 1973 (Approved Lists 1980) emend. Pot et al. 1989 Oceanospirillum beijerinckii beijerinckii (Williams and Rittenberg 1957) Pot et al. 1989 Oceanospirillum beijerinckii (Williams and Rittenberg 1957) Hylemon et al. 1973 (Approved Lists 1980) emend. Pot et al. 1989 Oceanospirillum beijerinckii pelagicum (Terasaki 1973) Pot et al. 1989 Oceanospirillum pelagicum (Terasaki 1973) Terasaki 1979 (Approved Lists 1980) Satomi M. Kimura B. Hayashi M. Shouzen Y. Okuzumi M. Fujii T. Marinospirillum gen. nov., with descriptions of Marinospirillum megaterium sp. nov., isolated from kusaya gravy, and transfer of Oceanospirillum minutulum to Marinospirillum minutulum comb. nov. 1998 48 4 1341 1348 International Journal of Systematic Bacteriology Int J Syst Bacteriol 0020-7713 10.1099/00207713-48-4-1341 9828435 Pot B. Gillis M. Hoste B. Van de Velde A. Bekaert F. Kersters K. de Ley J. Intra- and intergeneric relationships of the genus Oceanospirillum 1989 39 1 23 34 International Journal of Systematic Bacteriology Int J Syst Bacteriol 0020-7713 10.1099/00207713-39-1-23 Pot B. Gillis M. Hoste B. Van de Velde A. Bekaert F. Kersters K. de Ley J. Intra- and intergeneric relationships of the genus Oceanospirillum 1989 39 1 23 34 International Journal of Systematic Bacteriology Int J Syst Bacteriol 0020-7713 10.1099/00207713-39-1-23 Oceanospirillum pelagicum (Terasaki 1973) Terasaki 1979 (Approved Lists 1980) Pot B. Gillis M. Hoste B. Van de Velde A. Bekaert F. Kersters K. de Ley J. Intra- and intergeneric relationships of the genus Oceanospirillum 1989 39 1 23 34 International Journal of Systematic Bacteriology Int J Syst Bacteriol 0020-7713 10.1099/00207713-39-1-23 Satomi et al. (2002) assert that this subspecies should be rejected, which would effectively undo the changes made by Pot et al. (1989). However, no formal request for opinion was made and the subspecies continue to have standing in nomenclature.