Name: Rhodothermus marinus Alfredsson et al. 1995

Category: Species

Proposed as: sp. nov.

Etymology: ma.ri’nus. L. masc. adj. marinus, of the sea, marine

Gender: masculine

Type strain: ATCC 43812; DSM 12399; DSM 4252

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: X80994 Analyse FASTA

Effective publication: Alfredsson GA, Kristjansson JK, Hjorleifsdottir S, Stetter KO. Rhodothermus marinus gen. nov., a thermophilic, halophilic bacterium from submarine hot springs in Iceland. J. Gen. Microbiol. 1988; 134:299-306.

IJSEM list: Anonymous. Validation list no. 53. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1995; 45:418-419.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Synonyms:

  • Name	Kind
    Rhodothermus obamensis Sako et al. 1996	heterotypic synonym, validly published under the ICNP

• Emendations:
  • Park et al. 2019 Park MJ, Oh JH, Yang SH, Kwon KK. Roseithermus sacchariphilus gen. nov., sp. nov. and proposal of Salisaetaceae fam. nov., representing new family in the order Rhodothermales. Int J Syst Evol Microbiol 2019; 69:1213-1219. Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 69, part 4 of the IJSEM. Int J Syst Evol Microbiol 2019; 69:1847-1849.

• Notes:
  • 🥇 Nomenclatural type of the genus Rhodothermus Alfredsson et al. 1995. Publication: Alfredsson GA, Kristjansson JK, Hjorleifsdottir S, Stetter KO. Rhodothermus marinus gen. nov., a thermophilic, halophilic bacterium from submarine hot springs in Iceland. J. Gen. Microbiol. 1988; 134:299-306.
  • ⏰ According to Silva et al. (2000), this species is an earlier heterotypic synonym of Rhodothermus obamensis Sako et al. 1996. Publication: Silva Z, Horta C, da Costa MS, Chung AP, Rainey FA. Polyphasic evidence for the reclassification of Rhodothermus obamensis Sako et al. 1996 as a member of the species Rhodothermus marinus Alfredsson et al. 1988. Int J Syst Evol Microbiol 2000; 50:1457-1461.
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No". — The risk group for Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 1. — The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 1.
  • 🎓 Name mentioned 177 times in PubMed until 2024-03-27.
  • 🧍 The genome of the type strain was sequenced as part of the GEBA (Genomic Encyclopedia of Bacteria and Archaea) project. Publication: Nolan M, Tindall BJ, Pomrenke H, Lapidus A, Copeland A, Glavina Del Rio T, Lucas S, Chen F, Tice H, Cheng JF, et al. Complete genome sequence of Rhodothermus marinus type strain (R-10). Stand Genomic Sci 2009; 1:283-290.

Parent taxon: Rhodothermus Alfredsson et al. 1995

Assigned by: Alfredsson GA, Kristjansson JK, Hjorleifsdottir S, Stetter KO. Rhodothermus marinus gen. nov., a thermophilic, halophilic bacterium from submarine hot springs in Iceland. J. Gen. Microbiol. 1988; 134:299-306.

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Record number: 780532