Name: Magnetospirillum Schleifer et al. 1992

Category: Genus

Proposed as: gen. nov.

Etymology: Ma.gne.to.spi.ril.lum. Gr. masc. n. Magnês (gen. Magnêtos), pertaining to a magnet; Gr. fem. n. speîra, a spiral; N.L. neut. dim. n. spirillum, a small spiral; N.L. neut. dim. n. Magnetospirillum, a small magnetic spiral

Gender: neuter (stem: Magnetospirill-)

Type species: Magnetospirillum gryphiswaldense Schleifer et al. 1992

Conduct genome-based taxonomy of genus at TYGS

16S rRNA gene: Analyse FASTA

Effective publication: Schleifer KH, Schüler D, Spring S, Weizenegger M, Amann R, Ludwig W, Köhler M. The genus Magnetospirillum gen. nov. description of Magnetospirillum gryphiswaldense sp. nov. and transfer of Aquaspirillum magnetotacticum to Magnetospirillum magnetotacticum comb. nov. Syst. Appl. Microbiol. 1991; 14:379-385.

IJSEM list: Anonymous. Validation list no. 40. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1992; 42:191-192.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Synonyms:

  • Name	Kind
    Paramagnetospirillum Koziaeva et al. 2023	heterotypic synonym, validly published under the ICNP
    Phaeospirillum Imhoff et al. 1998	heterotypic synonym, validly published under the ICNP

• Emendations:
  • Hördt et al. 2020 Hordt A, Lopez MG, Meier-Kolthoff JP, Schleuning M, Weinhold LM, Tindall BJ, Gronow S, Kyrpides NC, Woyke T, Goker M. Analysis of 1,000+ Type-Strain Genomes Substantially Improves Taxonomic Classification of Alphaproteobacteria. Front Microbiol 2020; 11:468.
    Notes:
    • ⊕ Emendation accompanied by the proposal of 2 new species in the genus.
    • 🧍 As of 2020-04-15 this emendation was not yet included in an IJSEM List of Changes in Taxonomic Opinion. — 🧍 In the publication by Hördt et al. (2020) the authority was incorrectly given as "Schleifer et al. 1991".
  • Koziaeva et al. 2023 Koziaeva VV, Sorokin DY, Kolganova TV, Grouzdev DS. Magnetospirillum sulfuroxidans sp. nov., capable of sulfur-dependent lithoautotrophy and a taxonomic reevaluation of the order Rhodospirillales. Syst Appl Microbiol 2023; 46:126406. Oren A, Göker M. List of changes in taxonomic opinion no. 39. Notification of changes in taxonomic opinion previously published outside the IJSEM. Int J Syst Evol Microbiol 2024; 74:6172.
    Notes:
    • ⊖ Emendation accompanied by the removal of 4 species from the genus.
    • ⊕ Emendation accompanied by the proposal of 1 new species in the genus.

• Notes:
  • 🥇 Nomenclatural type of the family Magnetospirillaceae Koziaeva et al. 2023. Publication: Koziaeva VV, Sorokin DY, Kolganova TV, Grouzdev DS. Magnetospirillum sulfuroxidans sp. nov., capable of sulfur-dependent lithoautotrophy and a taxonomic reevaluation of the order Rhodospirillales. Syst Appl Microbiol 2023; 46:126406.
  • 🧕 Koziaeva et al. (2023) assigned this genus to the family Magnetospirillaceae Koziaeva et al. 2023. Publication: Koziaeva VV, Sorokin DY, Kolganova TV, Grouzdev DS. Magnetospirillum sulfuroxidans sp. nov., capable of sulfur-dependent lithoautotrophy and a taxonomic reevaluation of the order Rhodospirillales. Syst Appl Microbiol 2023; 46:126406.
  • 🙄 This taxon name is occasionally misprinted (or affected by an OCR error) in some sources as: "Magenetospirillum"; "Magnetospinllum"; "Magnetospirillurn"; "Magnetospirullum".
  • 💁 Taxonomists who have recently focused on this group are the corresponding authors of Koziaeva et al. (2023). Editors in search of reviewers are advised to consider additional criteria such as whether a taxon is covered by one of the ICSP subcommittees.
  • 🎰 The BRCs most frequently used for deposits in this group are: DSM: 10; ATCC: 6; NBRC: 5; VKM: 5; KCTC: 4; JCM: 3; IFO: 2.
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Animal classification RG: 1 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 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.

Subdivision:

Number of child taxa with a validly published and correct name: 10
Number of child taxa with a validly published name, including synonyms: 10
Total number of child taxa: 15

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    "Magnetospirillum aberrantis" Gorlenko et al. 2011	not validly published	preferred name (not correct name)
    Magnetospirillum bellicum corrig. Thrash et al. 2021	validly published under the ICNP	correct name
    Magnetospirillum bellicus Thrash et al. 2021	inaccurate spelling	misspelling
    Magnetospirillum caucaseum Dziuba et al. 2016	validly published under the ICNP	correct name
    "Magnetospirillum chandramohanii" (Anil Kumar et al. 2009) Hoerdt et al. 2020	not validly published	synonym (and no standing)
    Magnetospirillum fulvum (van Niel 1944) Hördt et al. 2020	validly published under the ICNP	correct name
    Magnetospirillum gryphiswaldense Schleifer et al. 1992	validly published under the ICNP	correct name
    Magnetospirillum kuznetsovii Koziaeva et al. 2019	validly published under the ICNP	correct name
    Magnetospirillum magnetotacticum (Maratea and Blakemore 1981) Schleifer et al. 1992	validly published under the ICNP	correct name
    Magnetospirillum marisnigri Dziuba et al. 2016	validly published under the ICNP	correct name
    Magnetospirillum molischianum (Giesberger 1947) Hördt et al. 2020	validly published under the ICNP	correct name
    Magnetospirillum moscoviense Dziuba et al. 2016	validly published under the ICNP	correct name
    "Magnetospirillum oryzae" (Lakshmi et al. 2011) Hoerdt et al. 2020	not validly published	synonym (and no standing)
    Magnetospirillum sulfuroxidans Koziaeva et al. 2023	validly published under the ICNP	correct name
    "Magnetospirillum tilakii" (Raj et al. 2012) Hoerdt et al. 2020	not validly published	synonym (and no standing)

Parent taxon: Rhodospirillaceae Pfennig and Trüper 1971 (Approved Lists 1980)

Assigned by: Garrity GM, Bell JA, Lilburn T. Class I. Alphaproteobacteria class. nov. In: Brenner DJ, Krieg NR, Staley JT, Garrity GM (eds), Bergey's Manual of Systematic Bacteriology, 2nd edn, vol. 2 (The Proteobacteria), part C (The Alpha-, Beta-, Delta-, and Epsilonproteobacteria), Springer, New York, 2005, p. 1.

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Record number: 515994