Name: Methylosarcina lacus Kalyuzhnaya et al. 2005

Category: Species

Proposed as: sp. nov.

Etymology: la’cus. L. gen. masc. n. lacus, of a lake

Pronunciation, gender: LA-kus, feminine

Type strain: ATCC BAA-1047; DSM 16693; JCM 13284; LW14

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AY007296 Analyse FASTA

Valid publication: Kalyuzhnaya MG, Stolyar SM, Auman AJ, Lara JC, Lidstrom ME, Chistoserdova L. Methylosarcina lacus sp. nov., a methanotroph from Lake Washington, Seattle, USA, and emended description of the genus Methylosarcina. Int J Syst Evol Microbiol 2005; 55:2345-2350.

IJSEM list: Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 55, part 6 of the IJSEM. Int J Syst Evol Microbiol 2006; 56:319-321.

Nomenclatural status: validly published under the ICNP

Taxonomic status: synonym

Correct name: Methylomicrobium lacus (Kalyuzhnaya et al. 2005) Orata et al. 2019

Risk group: 1

• Synonyms:

  • Name	Kind
    Methylomicrobium lacus (Kalyuzhnaya et al. 2005) Orata et al. 2019	homotypic synonym, validly published under the ICNP

• Notes:
  • ❗ Methylosarcina lacus 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 Methylosarcina.
  • 😷 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 4 times in PubMed until 2025-06-04.

Parent taxon: Methylosarcina Wise et al. 2001

Assigned by: Kalyuzhnaya MG, Stolyar SM, Auman AJ, Lara JC, Lidstrom ME, Chistoserdova L. Methylosarcina lacus sp. nov., a methanotroph from Lake Washington, Seattle, USA, and emended description of the genus Methylosarcina. Int J Syst Evol Microbiol 2005; 55:2345-2350.

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Record number: 778010