Name: Cyclobacterium marinum corrig. (Raj 1976) Raj and Maloy 1990

Category: Species

Proposed as: comb. nov.

Basonym: "Microcyclus marinus" Raj 1976

Etymology: ma.ri’num. L. neut. adj. marinum, of the sea, marine

Pronunciation (Latin), gender: … ma-RI-num, neuter

Type strain: ATCC 25205; DSM 745; LMG 13164; Raj

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AJ575266 Analyse FASTA

Valid publication: Raj HD, Maloy SR. Proposal of Cyclobacterium marinus gen. nov., comb. nov., for a marine bacterium previously assigned to the genus Flectobacillus. Int. J. Syst. Bacteriol. 1990; 40:337-347.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Synonyms:

  • Name	Kind
    Flectobacillus marinus (Raj 1976) Borrall and Larkin 1978 (Approved Lists 1980)	homotypic synonym, validly published under the ICNP
    Cyclobacterium marinus (Raj 1976) Raj and Maloy 1990	other spelling of name, inaccurate spelling
    "Microcyclus marinus" Raj 1976	homotypic synonym, not validly published, basonym of name in Approved Lists

• Emendations:
  • Hahnke et al. 2016 Hahnke RL, Meier-Kolthoff JP, Garcia-Lopez M, Mukherjee S, Huntemann M, Ivanova NN, Woyke T, Kyrpides NC, Klenk HP, Goker M. Genome-Based Taxonomic Classification of Bacteroidetes. Front Microbiol 2016; 7:2003. 🇩🇪 Oren A, Garrity GM. List of changes in taxonomic opinion no. 26. Notification of changes in taxonomic opinion previously published outside the IJSEM. Int J Syst Evol Microbiol 2017; 67:2081-2086.
    Notes:
    • 🧍 The genome of the type strain was sequenced as part of the GEBA (Genomic Encyclopedia of Bacteria and Archaea) project.

• Notes:
  • 🥇 Nomenclatural type of the genus Cyclobacterium Raj and Maloy 1990. Publication: Raj HD, Maloy SR. Proposal of Cyclobacterium marinus gen. nov., comb. nov., for a marine bacterium previously assigned to the genus Flectobacillus. Int. J. Syst. Bacteriol. 1990; 40:337-347.
  • 😷 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. — If in doubt, use the risk group given in the regulations for your country and, if these are not available, use the risk group given in the catalogue of the culture collection from which you have obtained or intend to obtain the strain.
  • 🎓 Name mentioned 8 times in PubMed until 2025-06-04.
  • 🧍 Nom. corrig.: IJSB 48:1073; Cyclobacterium marinus (sic). Publication: Euzéby JP. Taxonomic note: necessary correction of specific and subspecific epithets according to Rules 12c and 13b of the International Code of Nomenclature of Bacteria (1990 Revision). Int. J. Syst. Bacteriol. 1998; 48:1073-1075. 🇫🇷
  • 🧍 The original spelling of the specific epithet, marinus (sic), has been corrected by Euzéby 1998. Publication: Euzéby JP. Taxonomic note: necessary correction of specific and subspecific epithets according to Rules 12c and 13b of the International Code of Nomenclature of Bacteria (1990 Revision). Int. J. Syst. Bacteriol. 1998; 48:1073-1075. 🇫🇷

Parent taxon: Cyclobacterium Raj and Maloy 1990

Assigned by: Raj HD, Maloy SR. Proposal of Cyclobacterium marinus gen. nov., comb. nov., for a marine bacterium previously assigned to the genus Flectobacillus. Int. J. Syst. Bacteriol. 1990; 40:337-347.

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Record number: 775347