Pyrodictium occultum Stetter et al. 1984 Pyrodictium occultum Stetter et al. 1984 Universal Root Woese et al. 1990 Archaea Woese et al. 1990 Crenarchaeota (sic) Garrity and Holt 2021 Thermoproteota corrig. Garrity and Holt 2021 Thermoprotei Reysenbach 2002 Desulfurococcales Huber and Stetter 2002 Pyrodictiaceae Burggraf et al. 1997 Pyrodictium Stetter et al. 1984 Pyrodictium occultum Stetter et al. 1984 Pyrodictium Stetter et al. 1984 Pyrodictium brockii Stetter et al. 1984 Pyrodictium abyssi Pley et al. 1991 Pyrodictium delaneyi Lin et al. 2016 Pyrodictium occultum Stetter et al. 1984 Kaine B.P. Schurke C. Stetter K.O. Genes for the 16S and 5S ribosomal RNAs and the 7S RNA of Pyrodictium occultum 1989 12 8 14 Systematic and Applied Microbiology Syst Appl Microbiol 0723-2020 List Editor Validation List no. 14. Validation of the publication of new names and new combinations previously effectively published outside the IJSB. 1984 34 2 270 271 International Journal of Systematic Bacteriology Int J Syst Bacteriol 0020-7713 10.1099/00207713-34-2-270 According to genbank NR_025933 was derived from M21087 Stetter K.O. König H. Stackebrandt E. Pyrodictium, a new genus of submarine disc-shaped sulfur reducing archaebacteria growing optimally at 105C. 1983 4 535 551 Systematic and Applied Microbiology Syst Appl Microbiol 0723-2020 List Editor Validation List no. 14. Validation of the publication of new names and new combinations previously effectively published outside the IJSB. 1984 34 2 270 271 International Journal of Systematic Bacteriology Int J Syst Bacteriol 0020-7713 10.1099/00207713-34-2-270 Stetter K.O. König H. Stackebrandt E. Pyrodictium, a new genus of submarine disc-shaped sulfur reducing archaebacteria growing optimally at 105C. 1983 4 535 551 Systematic and Applied Microbiology Syst Appl Microbiol 0723-2020