Name: Agrobacterium ferrugineum (ex Ahrens and Rheinheimer 1967) Rüger and Höfle 1992

Category: Species

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

Etymology: fer.ru.gi’ne.um. L. neut. adj. ferrugineum, of the color of iron-rust, dark-red

Gender: neuter

Type strain: ATCC 25652; CIP 105952; DSM 5888; IAM 12616; IFO 15767; JCM 20687; NBRC 15767

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AB680963 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

Correct name: Pseudorhodobacter ferrugineus (Rüger and Höfle 1992 ex Ahrens and Rheinheimer 1967) Uchino et al. 2003

Risk group: 1

• Synonyms:

  • Name	Kind
    Pseudorhodobacter ferrugineus (Rüger and Höfle 1992 ex Ahrens and Rheinheimer 1967) Uchino et al. 2003	homotypic synonym, validly published under the ICNP

• Notes:
  • ❗ Agrobacterium ferrugineum 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 2023-10-29. The full classification is: risk group = 1.
  • 🎓 Name mentioned 5 times in PubMed until 2024-03-28.
  • 🧍 Young et al. proposed that the type species of Agrobacterium be transferred to the Rhizobium. These authors did not, however, make any proposal regarding the transfer of Agrobacterium ferrugineum to either Rhizobium or another genus. Publication: Young JM, Kuykendall LD, Martinez-Romero E, Kerr A, Sawada H. A revision of Rhizobium Frank 1889, with an emended description of the genus, and the inclusion of all species of Agrobacterium Conn 1942 and Allorhizobium undicola de Lajudie et al. 1998 as new combinations: Rhizobium radiobacter, R. rhizogenes, R. rubi, R. undicola and R. vitis. Int J Syst Evol Microbiol 2001; 51:89-103.

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: 772952