Name: Rhodospirillum fulvum van Niel 1944 (Approved Lists 1980)

Category: Species

Proposed as: sp. nov.

Etymology: ful’vum. L. neut. adj. fulvum, deep yellow, reddish yellow, tawny

Pronunciation (Latin), gender: … FUL-wum, neuter

Type strain: ATCC 15798; ATCC 35113; DSM 113; Kleinkalden, 1360; SMG 113

See detailed strain information at

16S rRNA gene: D14433 Analyse FASTA

Effective publication: van Niel CB. THE CULTURE, GENERAL PHYSIOLOGY, MORPHOLOGY, AND CLASSIFICATION OF THE NON-SULFUR PURPLE AND BROWN BACTERIA. Bacteriol Rev 1944; 8:1-118.

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: Magnetospirillum fulvum (van Niel 1944) Hördt et al. 2020

Risk group: 1

• Synonyms:

  • Name	Kind
    Magnetospirillum fulvum (van Niel 1944) Hördt et al. 2020	homotypic synonym, validly published under the ICNP
    Phaeospirillum fulvum (van Niel 1944) Imhoff et al. 1998	homotypic synonym, validly published under the ICNP

• Notes:
  • ❗ Rhodospirillum fulvum 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 Rhodospirillum.
  • 😷 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 7 times in PubMed until 2025-06-04.
  • 🧍 On the Approved Lists, the type strain ATCC 15798 is erroneously cited as ATCC 157980. Publication: Skerman VBD, McGowan V, Sneath PHA. Approved lists of bacterial names. Int J Syst Bacteriol 1980; 30:225-420.

Parent taxon: Rhodospirillum Molisch 1907 (Approved Lists 1980)

Assigned by: van Niel CB. THE CULTURE, GENERAL PHYSIOLOGY, MORPHOLOGY, AND CLASSIFICATION OF THE NON-SULFUR PURPLE AND BROWN BACTERIA. Bacteriol Rev 1944; 8:1-118.

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Record number: 780516