Species Agrobacterium stellulatum

Name: Agrobacterium stellulatum (ex Stapp and Knösel 1954) Rüger and Höfle 1992

Category, proposed as: species, sp. nov., nom. rev.

Etymology: stel.lu.la’tum. N.L. neut. adj. stellulatum, starry, here star-shaped

Pronunciation (Latin), gender: a-gro-bak-TE-ri-um stel-lu-LA-tum, neuter

Type strain: ATCC 15215; CIP 105977; DSM 5886; IAM 12621; IFO 15764; JCM 20692; NBRC 15764

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AB680962 Analyse FASTA

Valid publication: Ruger HJ, Hofle MG. Marine star-shaped-aggregate-forming bacteria: Agrobacterium atlanticum sp. nov.; Agrobacterium meteori sp. nov.; Agrobacterium ferrugineum sp. nov., nom. rev.; Agrobacterium gelatinovorum sp. nov., nom. rev.; and Agrobacterium stellulatum sp. nov., nom. rev. Int J Syst Bacteriol 1992; 42:133-143.

IJSEM list: Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 42, part 1 of the IJSB. Int J Syst Bacteriol 1992; 42:328-329.

Nomenclatural status: validly published under the ICNP

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

Correct name: Stappia stellulata (Rüger and Höfle 1992 ex Stapp and Knösel 1954) Uchino et al. 1999

Risk group: 1

• Synonyms:

  • Name	Kind
    Stappia stellulata (Rüger and Höfle 1992 ex Stapp and Knösel 1954) Uchino et al. 1999	homotypic synonym, validly published under the ICNP

• Notes:
  • 😡 This taxon name is a homonym of "Agrobacterium stellulatum" Stapp and Knösel 1954.
  • ❗ Agrobacterium stellulatum 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 Agrobacterium.
  • 😷 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 2026-08-13. 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 2 times in PubMed until 2026-06-11.
  • 🙅 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: Agrobacterium Conn 1942 (Approved Lists 1980)

Assigned by: Ruger HJ, Hofle MG. Marine star-shaped-aggregate-forming bacteria: Agrobacterium atlanticum sp. nov.; Agrobacterium meteori sp. nov.; Agrobacterium ferrugineum sp. nov., nom. rev.; Agrobacterium gelatinovorum sp. nov., nom. rev.; and Agrobacterium stellulatum sp. nov., nom. rev. Int J Syst Bacteriol 1992; 42:133-143.

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Record number: 772962