rhodothermus rhodothermus rhodothermus is a genus of bacteria. rhodothermus scientific classification kingdom: bacteria phylum: rhodothermota class: rhodothermia order: rhodothermales family: rhodothermaceae genus: rhodothermusalfredsson et al. 1995 type species rhodothermus marinusalfredsson et al. 1995 species r. bifroesti "r. clarus" kawaichi et al. 2006 r. marinus r. profundi phylogeny the currently accepted taxonomy is based on the list of prokaryotic names with standing in nomenclature (lpsn) and national center for biotechnology information (ncbi) 16s rrna based ltp_01_2022 120 marker proteins based gtdb 07-rs207 r. bifroesti bergsten et al. 2022 r. marinus alfredsson et al. 1995 r. profundi marteinsson et al. 2010 r. marinus r. profundi