1. 
   Microbe Acidobacteriota

   Thermoanaerobaculum NameName close to Thermoanaerobaculales
2. 
   Microbe Bacillota

   Thermoanaerobacterium NameName close to Thermoanaerobaculales
3. 
   Microbe Bacillota

   Thermoanaerobacter NameName close to Thermoanaerobaculales
4. 
   Microbe Bacillota

   Hydrogenoanaerobacterium MeaningAbout Thermoanaerobaculales
   50% of healthy people
5. 
   Microbe Bacillota

   Lachnoanaerobaculum MeaningAbout Thermoanaerobaculales
   under 1% of healthy people
6. 
   Microbe Bacillota

   Aneurinibacillus thermoaerophilus MeaningAbout Thermoanaerobaculales
7. 
   Microbe Bacillota

   Caldibacillus thermoamylovorans MeaningAbout Thermoanaerobaculales
   under 1% of healthy people
8. Research International journal of systematic and evolutionary microbiology · 2026

   Acidaminobacterium chupaoyuni gen. nov., sp. nov., a novel member of the family Oscillospiraceae isolated from pit clay for strong aroma-type liquor production.

   Intestinimonas butyriciproducens

   MeaningAbout Thermoanaerobaculales
   PubMed ↗
9. 
   Microbe Bacillota

   Hydrogenoanaerobacterium saccharovorans MeaningAbout Thermoanaerobaculales
   43% of healthy people
10. Research Comparative biochemistry and physiology. Part A, Molecular & integrative physiology · 2026 Animal study

    Comparative analysis of the gut microbiome and bile acid profiles in sympatric Rana chensinensis and Fejervarya multistriata tadpoles.

    [Clostridium] leptum

    MeaningAbout Thermoanaerobaculales
    PubMed ↗
11. 
    Microbe Actinomycetota

    Thermobifida MeaningAbout Thermoanaerobaculales
12. 
    Microbe Bacillota

    Thermoactinomyces MeaningAbout Thermoanaerobaculales
13. Research Probiotics and antimicrobial proteins · 2020

    Lactobacillus salivarius A3iob Reduces the Incidence of Varroa destructor and Nosema Spp. in Commercial Apiaries Located in the Northwest of Argentina.

    Ligilactobacillus salivarius

    MeaningAbout Thermoanaerobaculales
    PubMed ↗
14. 
    Microbe Bacillota

    Thermobacillus MeaningAbout Thermoanaerobaculales
15. Research International journal of food microbiology · 2018

    Major ecological shifts within the dominant nonstarter lactic acid bacteria in mature Greek Graviera cheese as affected by the starter culture type.

    Streptococcus thermophilusLactococcus lactisEnterococcus faecium

    MeaningAbout Thermoanaerobaculales
    PubMed ↗
16. Research The Science of the total environment · 2022 Animal study

    The effect of a polystyrene nanoplastic on the intestinal microbes and oxidative stress defense of the freshwater crayfish, Procambarus clarkii.

    Streptococcus salivariusLactobacillus gasseriLigilactobacillus salivarius

    MeaningAbout Thermoanaerobaculales
    PubMed ↗
17. 
    Microbe Actinomycetota

    Thermophilibacter MeaningAbout Thermoanaerobaculales
    1.6% of healthy people
18. Research Animals · 2021

    Directional Changes in the Intestinal Bacterial Community in Black Soldier Fly (Hermetia illucens) Larvae.

    Enterococcus faecalis

    MeaningAbout Thermoanaerobaculales
    PubMed ↗
19. 
    Microbe Bacillota

    Geobacillus thermoleovorans MeaningAbout Thermoanaerobaculales
    under 1% of healthy people
20. Research Gut microbes · 2022

    Classification of Parabacteroides distasonis and other Bacteroidetes using O- antigen virulence gene: RfbA-Typing and hypothesis for pathogenic vs. probiotic strain differentiation.

    Parabacteroides distasonis

    MeaningAbout Thermoanaerobaculales
    PubMed ↗
21. Research Food science and biotechnology · 2023

    Multilocus sequence typing of L. bulgaricus and S. thermophilus strains from Turkish traditional yoghurts and characterisation of their techno-functional roles.

    Streptococcus thermophilus

    MeaningAbout Thermoanaerobaculales
    PubMed ↗
22. 
    Microbe Bacillota

    Thermoflavimicrobium MeaningAbout Thermoanaerobaculales
23. 
    Microbe Pseudomonadota

    Vulcaniibacterium thermophilum MeaningAbout Thermoanaerobaculales
    under 1% of healthy people
24. Research BMC microbiology · 2024 Animal study

    Unearthing Lactococcus lactis and Scheffersomyeces symbionts from edible wood-boring beetle larvae as a bio-resource for industrial applications.

    Lactococcus lactis

    MeaningAbout Thermoanaerobaculales
    PubMed ↗
25. 
    Microbe Bacillota

    Brevibacillus thermoruber MeaningAbout Thermoanaerobaculales
26. 
    Microbe Pseudomonadota

    Thermomonas MeaningAbout Thermoanaerobaculales
27. 
    Microbe Bacillota

    Thermoclostridium MeaningAbout Thermoanaerobaculales
28. 
    Microbe Thermotogota

    Thermosipho MeaningAbout Thermoanaerobaculales
29. 
    Microbe Bacillota

    Siminovitchia thermophila MeaningAbout Thermoanaerobaculales
    under 1% of healthy people
30. 
    Microbe Bacteroidota

    Muribaculaceae MeaningAbout Thermoanaerobaculales
31. 
    Microbe Thermomicrobiota

    Sphaerobacter thermophilus MeaningAbout Thermoanaerobaculales
    under 1% of healthy people
32. 
    Microbe Planctomycetota

    Thermogutta MeaningAbout Thermoanaerobaculales
33. 
    Microbe Bacillota

    Ureibacillus thermosphaericus MeaningAbout Thermoanaerobaculales
    under 1% of healthy people
34. 
    Microbe Deinococcota

    Thermus scotoductus MeaningAbout Thermoanaerobaculales
    under 1% of healthy people
35. 
    Microbe Bacillota

    Thermoactinomyces vulgaris MeaningAbout Thermoanaerobaculales
36. 
    Microbe Methanobacteriota

    Methanoculleus thermophilus MeaningAbout Thermoanaerobaculales
    under 1% of healthy people
37. 
    Microbe Chloroflexota

    Thermoflexus MeaningAbout Thermoanaerobaculales
38. 
    Microbe Deinococcota

    Thermus MeaningAbout Thermoanaerobaculales
    under 1% of healthy people
39. 
    Microbe Bacillota

    Lachnoanaerobaculum sp. ICM7 Unnamed strain MeaningAbout Thermoanaerobaculales
    under 1% of healthy people
40. 
    Microbe Methanobacteriota

    Methanosarcina thermophila MeaningAbout Thermoanaerobaculales
    under 1% of healthy people

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