Name: Pseudopropionibacterium rubrum Saito et al. 2018

Category: Species

Proposed as: sp. nov.

Etymology: ru’brum. L. adj. ruber -bra -brum, red; L. neut. adj. rubrum, red colored

Pronunciation (Latin), gender: pse͡u-do-pro-pi-o-ni-bak-TE-ri-um RU-brum, neuter

Type strain: DSM 100122; JCM 31317; SK-1

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: LC002971 Analyse FASTA

Effective publication: Saito M, Shinozaki-Kuwahara N, Tsudukibashi O, Hashizume-Takizawa T, Kobayashi R, Kurita-Ochiai T. Pseudopropionibacterium rubrum sp. nov., a novel red-pigmented species isolated from human gingival sulcus. Microbiol Immunol 2018; 62:388-394. 🇯🇵

IJSEM list: Oren A, Garrity GM. Validation list no. 183. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2018; 68:2707-2709.

Nomenclatural status: validly published under the ICNP, illegitimate name

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

Correct name: Arachnia rubra (Saito et al. 2018) Tindall 2019

• Synonyms:

  • Name	Kind
    Arachnia rubra (Saito et al. 2018) Tindall 2019	homotypic synonym, validly published under the ICNP

• Notes:
  • 🎓 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: Pseudopropionibacterium Scholz and Kilian 2016

Assigned by: Saito M, Shinozaki-Kuwahara N, Tsudukibashi O, Hashizume-Takizawa T, Kobayashi R, Kurita-Ochiai T. Pseudopropionibacterium rubrum sp. nov., a novel red-pigmented species isolated from human gingival sulcus. Microbiol Immunol 2018; 62:388-394. 🇯🇵

Linking: To permanently link to this page, use https://doi.org/10.83108/rn.797874Copy to clipboardLink copied to clipboard

Record number: 797874