Name: Oceanospirillum pusillum (Terasaki 1973) Terasaki 1979 (Approved Lists 1980)

Category: Species

Proposed as: comb. nov.

Basonym: "Spirillum pusillum" Terasaki 1973

Etymology: pu.sil.lum. L. neut. adj. pusillum, very small

Gender: neuter

Type strain: ATCC 33338; CIP 103382; DSM 6293; IFO 13613; JCM 21225; LMG 7372; NBRC 13613

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AB006768 Analyse FASTA

Effective publication: Terasaki Y. Transfer of five species and two subspecies of Spirillum to other genera (Aquaspirillum and Oceanospirillum), with emended descriptions of the species and subspecies. International Journal of Systematic Bacteriology 1979; 29:130-144.

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: Terasakiella pusilla (Terasaki 1973) Satomi et al. 2002

Risk group: 1

• Synonyms:

  • Name	Kind
    Terasakiella pusilla (Terasaki 1973) Satomi et al. 2002	homotypic synonym, validly published under the ICNP
    "Spirillum pusillum" Terasaki 1973	homotypic synonym, not validly published, basonym of name in Approved Lists

• Notes:
  • ❗ Oceanospirillum pusillum 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 Oceanospirillum.
  • 😷 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.
  • 🎓 Name mentioned 3 times in PubMed until 2024-03-28.

Parent taxon: Oceanospirillum Hylemon et al. 1973 (Approved Lists 1980)

Assigned by: Terasaki Y. Transfer of five species and two subspecies of Spirillum to other genera (Aquaspirillum and Oceanospirillum), with emended descriptions of the species and subspecies. International Journal of Systematic Bacteriology 1979; 29:130-144.

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Record number: 778954