1. 
   Microbe Bacillota

   Gracilibacter NameName close to Gracilibacteraceae
2. 
   Microbe Deferribacterota

   Deferribacteraceae NameName close to Gracilibacteraceae
3. 
   Microbe Bacteroidota

   Prolixibacteraceae NameName close to Gracilibacteraceae
4. 
   Microbe Acidobacteriota

   Vicinamibacteraceae NameName close to Gracilibacteraceae
5. 
   Microbe Pseudomonadota

   Chitinibacteraceae NameName close to Gracilibacteraceae
6. 
   Microbe Bacteroidota

   Muribaculaceae MeaningAbout Gracilibacteraceae
7. 
   Microbe Bacillota

   Massilimicrobiota MeaningAbout Gracilibacteraceae
   15% of healthy people
8. 
   Microbe Pseudomonadota

   Immundisolibacteraceae NameName close to Gracilibacteraceae
9. 
   Microbe Campylobacterota

   Campylobacter gracilis MeaningAbout Gracilibacteraceae
   under 1% of healthy people
10. 
    Microbe Bacillota

    Gracilibacillus MeaningAbout Gracilibacteraceae
11. 
    Microbe Candidatus Melainabacteria

    Candidatus Obscuribacteraceae NameName close to Gracilibacteraceae
12. 
    Microbe Balneolota

    Gracilimonas MeaningAbout Gracilibacteraceae
13. Research Antonie van Leeuwenhoek · 2018

    Description of Mediterraneibacter massiliensis, gen. nov., sp. nov., a new genus isolated from the gut microbiota of an obese patient and reclassification of Ruminococcus faecis, Ruminococcus lactaris, Ruminococcus torques, Ruminococcus gnavus and Clostridium glycyrrhizinilyticum as Mediterraneibacter faecis comb. nov., Mediterraneibacter lactaris comb. nov., Mediterraneibacter torques comb. nov., Mediterraneibacter gnavus comb. nov. and Mediterraneibacter glycyrrhizinilyticus comb. nov.

    Mediterraneibacter gnavus[Ruminococcus] torquesMediterraneibacter faecis

    MeaningAbout Gracilibacteraceae
    PubMed ↗
14. Research New microbes and new infections · 2017

    Genome sequence and description of Anaeromassilibacillus senegalensis gen. nov., sp. nov., isolated from the gut of patient with kwashiorkor.

    Anaeromassilibacillus senegalensis

    MeaningAbout Gracilibacteraceae
    PubMed ↗
15. 
    Microbe Candidatus Fermentibacterota

    Candidatus Fermentibacteraceae NameName close to Gracilibacteraceae
16. Research PeerJ · 2020

    Description of a new member of the family Erysipelotrichaceae: Dakotella fusiforme gen. nov., sp. nov., isolated from healthy human feces.

    [Clostridium] innocuum

    MeaningAbout Gracilibacteraceae
    PubMed ↗
17. 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 Gracilibacteraceae
    PubMed ↗
18. Research Microbiology resource announcements · 2021

    Complete Genome Sequence of Phascolarctobacterium faecium G 104, Isolated from the Stools of a Healthy Lean Donor.

    Phascolarctobacterium faecium

    MeaningAbout Gracilibacteraceae
    PubMed ↗
19. 
    Microbe Bacillota

    Erysipelotrichaceae bacterium 7770_A6 Unnamed strain MeaningAbout Gracilibacteraceae
    2.5% of healthy people
20. 
    Microbe Bacillota

    Lentihominibacter MeaningAbout Gracilibacteraceae
    45% of healthy people
21. Research Saudi journal of gastroenterology · 2023

    Composition of the gut microbiota in patients with inflammatory bowel disease in Saudi Arabia: A pilot study.

    Mediterraneibacter gnavusDorea formicigeneransBifidobacterium adolescentis

    MeaningAbout Gracilibacteraceae
    PubMed ↗
22. Research Microbiology resource announcements · 2024

    Complete genome sequence of Mediterraneibacter gnavus strain RI1, isolated from human feces.

    Mediterraneibacter gnavus

    MeaningAbout Gracilibacteraceae
    PubMed ↗
23. 
    Microbe Thermodesulfobacteriota

    Geobacteraceae MeaningAbout Gracilibacteraceae
24. Research Access microbiology · 2023

    Ruminococcus gnavus bacteraemia showing morphological diversity on Gram staining: a case report and literature review.

    Mediterraneibacter gnavus

    MeaningAbout Gracilibacteraceae
    PubMed ↗
25. 
    Microbe Bacillota

    Massilibacillus MeaningAbout Gracilibacteraceae
26. Research International journal of systematic and evolutionary microbiology · 2021

    Sporofaciens musculi gen. nov., sp. nov., a novel bacterium isolated from the caecum of an obese mouse.

    Dorea longicatenaMediterraneibacter gnavusDorea formicigenerans

    MeaningAbout Gracilibacteraceae
    PubMed ↗
27. 
    Microbe Bacteroidota

    Adhaeribacter MeaningAbout Gracilibacteraceae
28. 
    Microbe Pseudomonadota

    Xanthobacteraceae MeaningAbout Gracilibacteraceae
29. 
    Microbe Pseudomonadota

    Caulobacteraceae MeaningAbout Gracilibacteraceae
30. Research Microbiology spectrum · 2026

    Extensive library of Ruminococcus gnavus phages revealing genomic and phenotypic diversity with novel clusters.

    Mediterraneibacter gnavus

    MeaningAbout Gracilibacteraceae
    PubMed ↗
31. 
    Microbe Bacteroidota

    Lentimicrobiaceae MeaningAbout Gracilibacteraceae
32. 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 Gracilibacteraceae
    PubMed ↗
33. 
    Microbe Bacillota

    Erysipelotrichaceae MeaningAbout Gracilibacteraceae
34. 
    Microbe Nitrososphaerota

    Nitrosotaleaceae MeaningAbout Gracilibacteraceae
35. 
    Microbe Bacillota

    Oscillospiraceae bacterium Unnamed strain MeaningAbout Gracilibacteraceae
    37% of healthy people
36. Research Gut microbes · 2023

    Temperate bacteriophages infecting the mucin-degrading bacterium Ruminococcus gnavus from the human gut.

    Mediterraneibacter gnavus

    MeaningAbout Gracilibacteraceae
    PubMed ↗
37. Research Antonie van Leeuwenhoek · 2018

    Correction to: Description of Mediterraneibacter massiliensis, gen. nov., sp. nov., a new genus isolated from the gut microbiota of an obese patient and reclassification of Ruminococcus faecis, Ruminococcus lactaris, Ruminococcus torques, Ruminococcus gnavus and Clostridium glycyrrhizinilyticum as Mediterraneibacter faecis comb. nov., Mediterraneibacter lactaris comb. nov., Mediterraneibacter torques comb. nov., Mediterraneibacter gnavus comb. nov. and Mediterraneibacter glycyrrhizinilyticus comb. nov.

    Mediterraneibacter gnavus[Ruminococcus] torquesMediterraneibacter faecis

    MeaningAbout Gracilibacteraceae
    PubMed ↗
38. 
    Microbe Bacillota

    Erysipelotrichaceae bacterium NYU-BL-F16 Unnamed strain MeaningAbout Gracilibacteraceae
    under 1% of healthy people
39. 
    Microbe Actinomycetota

    Nitriliruptoraceae MeaningAbout Gracilibacteraceae
40. 
    Microbe Actinomycetota

    Ilumatobacteraceae MeaningAbout Gracilibacteraceae

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