1. 
   Microbe Pseudomonadota

   Legionella NameName close to Legionellaceae
2. 
   Microbe Pseudomonadota

   Gallionellaceae NameName close to Legionellaceae
3. 
   Microbe Bacteroidota

   Tannerellaceae MeaningAbout Legionellaceae
4. 
   Microbe Bacillota

   Veillonellaceae bacterium Unnamed strain NameName close to Legionellaceae
   1.1% of healthy people
5. 
   Microbe Bacillota

   Veillonellaceae NameName close to Legionellaceae
6. 
   Microbe Bacillota

   Christensenellaceae MeaningAbout Legionellaceae
7. 
   Microbe Bacillota

   Christensenellaceae bacterium Unnamed strain MeaningAbout Legionellaceae
   3.1% of healthy people
8. 
   Microbe Bacillota

   Veillonellaceae bacterium DNF00626 Unnamed strain NameName close to Legionellaceae
   under 1% of healthy people
9. 
   Microbe Bacillota

   Clostridiaceae bacterium Marseille-Q4149 Unnamed strain MeaningAbout Legionellaceae
   26% of healthy people
10. 
    Microbe Bacillota

    Clostridiaceae bacterium Marseille-Q4143 Unnamed strain MeaningAbout Legionellaceae
    43% of healthy people
11. 
    Microbe Bacillota

    Clostridiaceae bacterium Marseille-Q4145 Unnamed strain MeaningAbout Legionellaceae
    24% of healthy people
12. 
    Microbe Bacillota

    Eubacteriaceae bacterium Marseille-Q4139 Unnamed strain MeaningAbout Legionellaceae
    5.0% of healthy people
13. 
    Microbe Candidatus Tectimicrobiota

    Candidatus Entotheonellaceae NameName close to Legionellaceae
14. 
    Microbe Bacteroidota

    Rikenellaceae MeaningAbout Legionellaceae
15. Research Scientific reports · 2017 Animal study

    Honeybee (Apis mellifera)-associated bacterial community affected by American foulbrood: detection of Paenibacillus larvae via microbiome analysis.

    Enterococcus faecalis

    MeaningAbout Legionellaceae
    PubMed ↗
16. Research Environmental pollution · 2022 Animal study

    Two low-toxic Klebsiella pneumoniae strains from gut of black soldier fly Hermetia illucens are multi-resistance to sulfonamides and cadmium.

    Klebsiella pneumoniae

    MeaningAbout Legionellaceae
    PubMed ↗
17. 
    Microbe Pseudomonadota

    Nevskiaceae MeaningAbout Legionellaceae
18. 
    Microbe Bacillota

    Ruminococcaceae bacterium Marseille-P2935 Unnamed strain MeaningAbout Legionellaceae
    under 1% of healthy people
19. Research PeerJ · 2017

    Bacterial community associated with worker honeybees (Apis mellifera) affected by European foulbrood.

    Enterococcus faecalis

    MeaningAbout Legionellaceae
    PubMed ↗
20. 
    Microbe Actinomycetota

    Dermatophilaceae MeaningAbout Legionellaceae
21. Research International journal of food microbiology · 2021

    Investigation of the microbiota associated with ungerminated and germinated Norwegian barley cultivars with focus on lactic acid bacteria.

    Lactococcus lactis

    MeaningAbout Legionellaceae
    PubMed ↗
22. Research Microorganisms · 2025

    Differences in Non-Pathogenic Lung-Colonizing Bacteria Among Patients with Different Types of Pneumonia: A Retrospective Study.

    Streptococcus parasanguinisVeillonella parvula

    MeaningAbout Legionellaceae
    PubMed ↗
23. 
    Microbe Bacillota

    Christensenella MeaningAbout Legionellaceae
    19% of healthy people
24. Research The Science of the total environment · 2024

    Dust storm-driven dispersal of potential pathogens and antibiotic resistance genes in the Eastern Mediterranean.

    Klebsiella pneumoniae

    MeaningAbout Legionellaceae
    PubMed ↗
25. Research Scientific reports · 2025

    Synergy between culturomics and metagenomics of health status-associated gut bacteria originating from non-IBD and IBD populations.

    Bifidobacterium adolescentis

    MeaningAbout Legionellaceae
    PubMed ↗
26. 
    Microbe Pseudomonadota

    Vogesella MeaningAbout Legionellaceae
    under 1% of healthy people
27. 
    Microbe Actinomycetota

    Olsenella MeaningAbout Legionellaceae
    4.1% of healthy people
28. 
    Microbe Pseudomonadota

    Candidatus Ovatusbacter MeaningAbout Legionellaceae
29. Research Microbial drug resistance · 2021

    Presence of Colistin- and Tigecycline-Resistant Klebsiella pneumoniae ST29 in Municipal Wastewater Influents in Japan.

    Klebsiella pneumoniae

    MeaningAbout Legionellaceae
    PubMed ↗
30. 
    Microbe Bacteroidota

    Prevotellaceae MeaningAbout Legionellaceae
31. Research Antonie van Leeuwenhoek · 2022

    Draft genomes and descriptions of Urmitella timonensis gen. nov., sp. nov. and Marasmitruncus massiliensis gen. nov., sp. nov., isolated from severely malnourished African children using culturomics.

    Anaerotruncus colihominis

    MeaningAbout Legionellaceae
    PubMed ↗
32. 
    Microbe Bacillota

    Clostridiaceae bacterium Marseille-Q3526 Unnamed strain MeaningAbout Legionellaceae
    13% of healthy people
33. 
    Microbe Pseudomonadota

    Rickettsiella MeaningAbout Legionellaceae
34. 
    Microbe Pseudomonadota

    Moraxellaceae MeaningAbout Legionellaceae
35. Research International journal of microbiology · 2021

    Discovery of a Novel Lineage Burkholderia cepacia ST 1870 Endophytically Isolated from Medicinal Polygala paniculata Which Shows Potent In Vitro Antileishmanial and Antimicrobial Effects.

    Enterococcus faecalis

    MeaningAbout Legionellaceae
    PubMed ↗
36. Research Gut pathogens · 2024

    Dietary patterns drive loss of fiber-foraging species in the celiac disease patients gut microbiota compared to first-degree relatives.

    Akkermansia muciniphila[Eubacterium] siraeum

    MeaningAbout Legionellaceae
    PubMed ↗
37. 
    Microbe Bacillota

    Bacillaceae MeaningAbout Legionellaceae
38. Research Microbiome · 2022 Animal study

    A mouse model of occult intestinal colonization demonstrating antibiotic-induced outgrowth of carbapenem-resistant Enterobacteriaceae.

    Klebsiella pneumoniae

    MeaningAbout Legionellaceae
    PubMed ↗
39. 
    Microbe Pseudomonadota

    Pasteurellaceae MeaningAbout Legionellaceae
40. 
    Microbe Pseudomonadota

    Sulfuricellaceae MeaningAbout Legionellaceae

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