1. 
   Microbe Actinomycetota

   Rubrobacter NameName close to Rubrobacterales
2. 
   Microbe Bacillota

   Streptococcus rubneri MeaningAbout Rubrobacterales
   6.9% of healthy people
3. 
   Microbe Bacteroidota

   Coprobacter MeaningAbout Rubrobacterales
   28% of healthy people
4. 
   Microbe Actinomycetota

   Rubneribacter MeaningAbout Rubrobacterales
   1.9% of healthy people
5. 
   Microbe Bacillota

   Anaerotruncus rubiinfantis MeaningAbout Rubrobacterales
   22% of healthy people
6. 
   Microbe Pseudomonadota

   Rubellimicrobium MeaningAbout Rubrobacterales
7. 
   Microbe Actinomycetota

   Arachnia rubra MeaningAbout Rubrobacterales
   under 1% of healthy people
8. 
   Microbe Bacillota

   Coprobacillus MeaningAbout Rubrobacterales
   12% of healthy people
9. Research International journal of systematic and evolutionary microbiology · 2021

   Vescimonas gen. nov., Vescimonas coprocola sp. nov., Vescimonas fastidiosa sp. nov., Pusillimonas gen. nov. and Pusillimonas faecalis sp. nov. isolated from human faeces.

   Vescimonas coprocolaOscillibacter valericigenes

   MeaningAbout Rubrobacterales
   PubMed ↗
10. 
    Microbe Actinomycetota

    Solirubrobacteraceae NameName close to Rubrobacterales
11. 
    Microbe Actinomycetota

    Enteroscipio rubneri MeaningAbout Rubrobacterales
    1.6% of healthy people
12. 
    Microbe Pseudomonadota

    Enterobacterales NameName close to Rubrobacterales
13. 
    Microbe Verrucomicrobiota

    Rubritalea MeaningAbout Rubrobacterales
14. Research International journal of systematic and evolutionary microbiology · 2020 Animal study

    Characterization of the phylogenetic diversity of two novel species belonging to the genus Bifidobacterium: Bifidobacterium cebidarum sp. nov. and Bifidobacterium leontopitheci sp. nov.

    Bifidobacterium bifidum

    MeaningAbout Rubrobacterales
    PubMed ↗
15. 
    Microbe Verrucomicrobiota

    Rubritaleaceae MeaningAbout Rubrobacterales
16. 
    Microbe Bacteroidota

    Rubidimonas MeaningAbout Rubrobacterales
17. Research Systematic and applied microbiology · 2021 Animal study

    Phylogenetic classification of ten novel species belonging to the genus Bifidobacterium comprising B. phasiani sp. nov., B. pongonis sp. nov., B. saguinibicoloris sp. nov., B. colobi sp. nov., B. simiiventris sp. nov., B. santillanense sp. nov., B. miconis sp. nov., B. amazonense sp. nov., B. pluvialisilvae sp. nov., and B. miconisargentati sp. nov.

    Bifidobacterium longumBifidobacterium bifidum

    MeaningAbout Rubrobacterales
    PubMed ↗
18. 
    Microbe Chloroflexota

    Ktedonobacterales NameName close to Rubrobacterales
19. 
    Microbe Pseudomonadota

    Phyllobacterium myrsinacearum MeaningAbout Rubrobacterales
    under 1% of healthy people
20. Research AIMS microbiology · 2024

    Antibacterial activity of Arthrobacter strains isolated from Great Gobi A Strictly Protected Area, Mongolia.

    Klebsiella pneumoniae

    MeaningAbout Rubrobacterales
    PubMed ↗
21. 
    Microbe Bacillota

    Anaerococcus rubeinfantis MeaningAbout Rubrobacterales
    under 1% of healthy people
22. Research Journal of toxicology and environmental health. Part A · 2018 Animal study

    Molecular identification and phylogenetic analysis of Bothrops insularis bacterial and fungal microbiota.

    Enterococcus faecalis

    MeaningAbout Rubrobacterales
    PubMed ↗
23. 
    Microbe Bacillota

    Coprococcus MeaningAbout Rubrobacterales
    74% of healthy people
24. Research Veterinary dermatology · 2025 Animal study

    The cutaneous microbiota and Nannizziomycosis in bearded dragons (Pogona vitticeps): Associations between infectious Nannizziopsis species and common bacterial pathogens.

    Bifidobacterium adolescentis

    MeaningAbout Rubrobacterales
    PubMed ↗
25. Research mBio · 2025

    A core human gut microbe, Mediterraneibacter gnavus, produces a broad-spectrum bacteriocin mediterrocin.

    Mediterraneibacter gnavus

    MeaningAbout Rubrobacterales
    PubMed ↗
26. 
    Microbe Actinomycetota

    Rubneribacter badeniensis MeaningAbout Rubrobacterales
    1.9% of healthy people
27. Research Gut microbes · 2021 Review

    Parabacteroides distasonis: intriguing aerotolerant gut anaerobe with emerging antimicrobial resistance and pathogenic and probiotic roles in human health.

    Parabacteroides distasonis

    MeaningAbout Rubrobacterales
    PubMed ↗
28. 
    Microbe Bacillota

    Ruthenibacterium MeaningAbout Rubrobacterales
    70% of healthy people
29. Research Current microbiology · 2025

    Coprococcus intestinalis sp. nov., Parabacteroides caecihominis sp. nov., and "Akkermansia massiliensis" B2-R-115 with High Probiotic Potential from the Human Gut Microbiome.

    Coprococcus catus

    MeaningAbout Rubrobacterales
    PubMed ↗
30. 
    Microbe Actinomycetota

    Rarobacter MeaningAbout Rubrobacterales
31. 
    Microbe Bacillota

    Coprobacillus cateniformis MeaningAbout Rubrobacterales
    11% of healthy people
32. 
    Microbe Pseudomonadota

    Ochrobactrum MeaningAbout Rubrobacterales
33. Research Gut microbiome · 2023 Review

    The butyrate-producing and spore-forming bacterial genus Coprococcus as a potential biomarker for neurological disorders.

    Coprococcus eutactus

    MeaningAbout Rubrobacterales
    PubMed ↗
34. Research International journal of systematic and evolutionary microbiology · 2022

    Pararoseburia lenta gen. nov., sp. nov. isolated from human faeces.

    Roseburia faecisRoseburia hominis

    MeaningAbout Rubrobacterales
    PubMed ↗
35. 
    Microbe Pseudomonadota

    Rubritepida MeaningAbout Rubrobacterales
36. 
    Microbe Pseudomonadota

    Psychrobacter MeaningAbout Rubrobacterales
    under 1% of healthy people
37. 
    Microbe Pseudomonadota

    Serratia rubidaea MeaningAbout Rubrobacterales
    under 1% of healthy people
38. 
    Microbe Bacteroidota

    Coprobacter secundus MeaningAbout Rubrobacterales
    13% of healthy people
39. 
    Microbe Pseudomonadota

    Pseudochrobactrum MeaningAbout Rubrobacterales
    under 1% of healthy people
40. 
    Microbe Pseudomonadota

    Agrobacterium MeaningAbout Rubrobacterales
    under 1% of healthy people

Research: PubMed, U.S. National Library of Medicine · citations link to PubMed