Name: Methanosarcina vacuolata Zhilina and Zavarzin 1987

Category: Species

Proposed as: sp. nov.

Etymology: va.cu.o.la’ta. N.L. fem. adj. vacuolata, equipped with gas vacuoles

Gender: feminine

Type strain: ATCC 35090; DSM 1232; OCM 85; Z-761

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: U20150 Analyse FASTA

Valid publication: Zhilina TN, Zavarzin GA. Methanosarcina vacuolata sp. nov., a vacuolated Methanosarcina. Int. J. Syst. Bacteriol. 1987; 37:281-283. 🇷🇺

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Notes:
  • 📧 The e-mail address of the corresponding author given in the effective publication is not functional any more.
  • 😷 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 6 times in PubMed until 2025-06-04.

Parent taxon: Methanosarcina Kluyver and van Niel 1936 (Approved Lists 1980)

Assigned by: Zhilina TN, Zavarzin GA. Methanosarcina vacuolata sp. nov., a vacuolated Methanosarcina. Int. J. Syst. Bacteriol. 1987; 37:281-283. 🇷🇺

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Record number: 777937