Species Bacillus psychrophilus

Name: Bacillus psychrophilus (ex Larkin and Stokes 1967) Nakamura 1984

Category: Species

Proposed as: sp. nov., nom. rev.

Etymology: psy.chro’phi.lus. Gr. masc. adj. psychros, cold; N.L. adj. philus -a -um, friend, loving; from Gr. adj. philos -ê -on, loving; N.L. masc. adj. psychrophilus, preferring cold

Pronunciation (Latin), gender: … psy-K^HRO-p^hi-lus, masculine

Type strain: ATCC 23304; CCM 2117; DSM 3; IAM 12468; NRRL NRS-1530

See detailed strain information at

16S rRNA gene: D16277 Analyse FASTA

Valid publication: Nakamura LK. Bacillus psychrophilus sp. nov., nom. rev. Int. J. Syst. Bacteriol. 1984; 34:121-123. 🇺🇸

Nomenclatural status: validly published under the ICNP

Taxonomic status: synonym (and not recommended for medical use)

Correct name: Sporosarcina psychrophila (Nakamura 1984 ex Larkin and Stokes 1967) Yoon et al. 2001

Risk group: 1

Synonyms:

Name	Kind
Sporosarcina psychrophila (Nakamura 1984 ex Larkin and Stokes 1967) Yoon et al. 2001	homotypic synonym, validly published under the ICNP

Notes:
- 📧 The e-mail address of the corresponding author given in the effective publication is not functional any more.
- ❗ Bacillus psychrophilus 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 Bacillus.
- 😷 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". — 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 18 times in PubMed until 2025-06-04.
- 🙅 This name is on the List of Recommended Names for bacteria of medical importance (LoRN) as a synonym of the name to be applied to this species. The name is on LoRN because of the recorded risk group of other species in the genus.

Parent taxon: Bacillus Cohn 1872 (Approved Lists 1980)

Assigned by: Nakamura LK. Bacillus psychrophilus sp. nov., nom. rev. Int. J. Syst. Bacteriol. 1984; 34:121-123. 🇺🇸

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Record number: 773815

This LPSN page was printed on 2026-03-15 05:34:27

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Species Bacillus psychrophilus