Name: Cytophaga flevensis van der Meulen et al. 1974 (Approved Lists 1980)

Category: Species

Proposed as: sp. nov.

Etymology: flev.en’sis. L. n. Flevum, a former inner sea in the central part of The Netherlands which is now a freshwater lake called IJsselmeer; L. masc./fem. adj. suff. -ensis, suffix used with the sense of belonging to or coming from; M.L. masc./fem. adj. flevensis, pertaining to Flevum

Gender: feminine

Type strain: ATCC 27944; CCUG 14832; CIP 104740; DSM 1076; IFO 14960; JCM 21143; LMG 8328; NBRC 14960

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AB680723 Analyse FASTA

Effective publication: van der Meulen HJ, Harder W, Veldkamp H. Isolation and characterization of Cytophaga flevensis sp. nov., a new agarolytic flexibacterium. Antonie Van Leeuwenhoek 1974; 40:329-346.

IJSEM list: Skerman VBD, McGowan V, Sneath PHA. Approved lists of bacterial names. Int J Syst Bacteriol 1980; 30:225-420.

Nomenclatural status: validly published under the ICNP

Taxonomic status: synonym

Correct name: Flavobacterium flevense (van der Meulen et al. 1974) Bernardet et al. 1996

Risk group: 1

• Synonyms:

  • Name	Kind
    Flavobacterium flevense (van der Meulen et al. 1974) Bernardet et al. 1996	homotypic synonym, validly published under the ICNP

• Notes:
  • ❗ Cytophaga flevensis is the correct name instead if this species is regarded as a separate species (i.e., if its nomenclatural type is not assigned to another species whose name is validly published, legitimate and not rejected and has priority) within a separate genus Cytophaga.
  • 😷 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 4 times in PubMed until 2024-03-27.

Parent taxon: Cytophaga Winogradsky 1929 (Approved Lists 1980)

Assigned by: van der Meulen HJ, Harder W, Veldkamp H. Isolation and characterization of Cytophaga flevensis sp. nov., a new agarolytic flexibacterium. Antonie Van Leeuwenhoek 1974; 40:329-346.

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Record number: 775392