1. 
   Microbe Atribacterota

   Candidatus Caldatribacterium NameName close to Atribacteria
2. 
   Microbe Bacillota

   Lentihominibacter MeaningAbout Atribacteria
   45% of healthy people
3. 
   Microbe Bacteroidota

   Muribaculaceae MeaningAbout Atribacteria
4. 
   Microbe Candidatus Saccharimonadota

   Candidatus Saccharibacteria bacterium oral taxon 955 Unnamed strain NameName close to Atribacteria
   under 1% of healthy people
5. 
   Microbe Pseudomonadota

   Muribacter MeaningAbout Atribacteria
6. 
   Microbe Candidatus Saccharimonadota

   Candidatus Saccharibacteria bacterium oral taxon 488 Unnamed strain NameName close to Atribacteria
   under 1% of healthy people
7. 
   Microbe Bacillota

   Lentihominibacter faecis MeaningAbout Atribacteria
   39% of healthy people
8. 
   Microbe Bacteroidota

   Muribaculaceae bacterium Unnamed strain MeaningAbout Atribacteria
   under 1% of healthy people
9. 
   Microbe Pseudomonadota

   Laribacter MeaningAbout Atribacteria
   under 1% of healthy people
10. 
    Microbe Bacteroidota

    Adhaeribacter MeaningAbout Atribacteria
11. 
    Microbe Bacillota

    Aeribacillus MeaningAbout Atribacteria
12. 
    Microbe Candidatus Saccharimonadota

    Candidatus Saccharibacteria bacterium CAG1 Unnamed strain NameName close to Atribacteria
13. Research Microbiology spectrum · 2021

    Characterizing Plasmids in Bacteria Species Relevant to Urinary Health.

    Escherichia coliKlebsiella pneumoniaeEnterococcus faecalis

    MeaningAbout Atribacteria
    PubMed ↗
14. 
    Microbe Pseudomonadota

    Atlantibacter MeaningAbout Atribacteria
    under 1% of healthy people
15. Research Cell reports · 2024

    Bifidobacteriaceae diversity in the human microbiome from a large-scale genome-wide analysis.

    Bifidobacterium animalis

    MeaningAbout Atribacteria
    PubMed ↗
16. Research Systematic and applied microbiology · 2026

    Identification and characterization of four novel gut bacterial taxa: Alvibacillus kangbaii gen. nov., sp. nov., Jutongia huiwenae sp. nov., Flintibacter aciditolerans sp. nov., and Dizhoua hominis gen. nov., sp. nov. isolated from human feces.

    Anaeromassilibacillus senegalensis

    MeaningAbout Atribacteria
    PubMed ↗
17. 
    Microbe Bacteroidota

    Muribaculaceae bacterium Isolate-013 (NCI) Unnamed strain MeaningAbout Atribacteria
    under 1% of healthy people
18. 
    Microbe Bacteroidota

    Muribaculum MeaningAbout Atribacteria
    under 1% of healthy people
19. 
    Microbe Bacillota

    Clostridiaceae bacterium AF18-31LB Unnamed strain MeaningAbout Atribacteria
    55% of healthy people
20. 
    Microbe Bacillota

    Clostridium lentum MeaningAbout Atribacteria
    10.0% of healthy people
21. Research Minerva cardiology and angiology · 2025 Observational

    Gut microbiota diversity and composition in patients with atherosclerosis analyzed using full-length 16S rRNA gene sequencing.

    Escherichia coli

    MeaningAbout Atribacteria
    PubMed ↗
22. 
    Microbe Pseudomonadota

    Atlantibacter hermannii MeaningAbout Atribacteria
    under 1% of healthy people
23. 
    Microbe Bacteroidota

    Muribaculaceae bacterium Isolate-104 (HZI) Unnamed strain MeaningAbout Atribacteria
    under 1% of healthy people
24. 
    Microbe Bacillota

    Lentihominibacter hominis MeaningAbout Atribacteria
    11% of healthy people
25. 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 Atribacteria
    PubMed ↗
26. Research International journal of systematic and evolutionary microbiology · 2019 Animal study

    Characterization of the phylogenetic diversity of five novel species belonging to the genus Bifidobacterium: Bifidobacterium castoris sp. nov., Bifidobacterium callimiconis sp. nov., Bifidobacterium goeldii sp. nov., Bifidobacterium samirii sp. nov. and Bifidobacterium dolichotidis sp. nov.

    Bifidobacterium bifidum

    MeaningAbout Atribacteria
    PubMed ↗
27. Research Applied and environmental microbiology · 2022 Animal study

    Genome-Wide Assessment of Stress-Associated Genes in Bifidobacteria.

    Bifidobacterium adolescentis

    MeaningAbout Atribacteria
    PubMed ↗
28. 
    Microbe Bacillota

    Clostridia bacterium Unnamed strain MeaningAbout Atribacteria
    5.4% of healthy people
29. 
    Microbe Bacillota

    Colidextribacter MeaningAbout Atribacteria
    25% of healthy people
30. 
    Microbe Bacillota

    Eubacteriaceae bacterium CHKCI004 Unnamed strain MeaningAbout Atribacteria
    1.8% of healthy people
31. 
    Microbe Bacillota

    Lentilactobacillus kribbianus MeaningAbout Atribacteria
    under 1% of healthy people
32. Research Systematic and applied microbiology · 2019

    Cutibacterium avidum is phylogenetically diverse with a subpopulation being adapted to the infant gut.

    Bifidobacterium longumBifidobacterium bifidum

    MeaningAbout Atribacteria
    PubMed ↗
33. Research Journal of microbiology and biotechnology · 2026

    Bifidobacterium intestinale sp. nov., and Blautia caeci sp. nov., from the Human Gut Microbiome with Candidate Probiotic Potential.

    Bifidobacterium pseudocatenulatum

    MeaningAbout Atribacteria
    PubMed ↗
34. 
    Microbe Synergistota

    Fretibacterium MeaningAbout Atribacteria
    under 1% of healthy people
35. 
    Microbe Bacillota

    Youngiibacter MeaningAbout Atribacteria
36. 
    Microbe Bacillota

    Clostridium paraputrificum MeaningAbout Atribacteria
    3.6% of healthy people
37. Research Intestinal research · 2018

    Development and diversity of lactic acid producing bacteria and bifidobacteria in healthy full term Indian infants from Himachal Pradesh.

    Bifidobacterium breve

    MeaningAbout Atribacteria
    PubMed ↗
38. Research Biology · 2025

    A Spatiotemporal Atlas of the Gut Microbiota in Macaca mulatta brevicaudus: Implications for Health and Environment.

    Parabacteroides merdaeBifidobacterium adolescentisSegatella copri

    MeaningAbout Atribacteria
    PubMed ↗
39. Research Nature communications · 2025 Observational

    Gut bacterial dysbiosis in pediatric severe malaria associates with post-discharge mortality.

    Escherichia coli

    MeaningAbout Atribacteria
    PubMed ↗
40. 
    Microbe Bacillota

    Criibacterium MeaningAbout Atribacteria
    under 1% of healthy people

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