1. 
   Microbe Verrucomicrobiota

   Alterococcus NameName close to Alterococcaceae
2. 
   Microbe Bacillota

   Enterococcaceae NameName close to Alterococcaceae
3. 
   Microbe Pseudomonadota

   Nitrococcaceae NameName close to Alterococcaceae
4. 
   Microbe Bacillota

   Aerococcaceae bacterium DSM 111022 Unnamed strain NameName close to Alterococcaceae
   under 1% of healthy people
5. 
   Microbe Bacillota

   Enterococcus MeaningAbout Alterococcaceae
   15% of healthy people
6. 
   Microbe Bacillota

   Alterileibacterium MeaningAbout Alterococcaceae
   under 1% of healthy people
7. 
   Microbe Pseudomonadota

   Alteromonas MeaningAbout Alterococcaceae
8. 
   Microbe Bacillota

   Alteribacillus MeaningAbout Alterococcaceae
9. Research bioRxiv · 2023

   Global diversity of enterococci and description of 18 novel species.

   Enterococcus faecalis

   MeaningAbout Alterococcaceae
   PubMed ↗
10. Research Proceedings of the National Academy of Sciences of the United States of America · 2024

    Global diversity of enterococci and description of 18 previously unknown species.

    Enterococcus faeciumEnterococcus faecalis

    MeaningAbout Alterococcaceae
    PubMed ↗
11. 
    Microbe Pseudomonadota

    Altererythrobacter MeaningAbout Alterococcaceae
12. 
    Microbe Pseudomonadota

    Neisseriaceae MeaningAbout Alterococcaceae
13. Research FEMS microbiology reviews · 2025 Review

    Resistance to last-resort antibiotics in enterococci.

    Enterococcus faeciumEnterococcus faecalis

    MeaningAbout Alterococcaceae
    PubMed ↗
14. 
    Microbe Bacillota

    Clostridiaceae bacterium Marseille-Q4145 Unnamed strain MeaningAbout Alterococcaceae
    24% of healthy people
15. 
    Microbe Pseudomonadota

    Alteromonadaceae MeaningAbout Alterococcaceae
16. Research The Lancet. Microbe · 2022

    The interplay between community and hospital Enterococcus faecium clones within health-care settings: a genomic analysis.

    Enterococcus faecium

    MeaningAbout Alterococcaceae
    PubMed ↗
17. Research Brazilian journal of microbiology · 2024 Animal study

    The gut microbiota of wild birds undergoing rehabilitation as a reservoir of multidrug-resistant enterococci in a metropolitan area in Brazil.

    Enterococcus faeciumEnterococcus faecalis

    MeaningAbout Alterococcaceae
    PubMed ↗
18. 
    Microbe Bacillota

    Enterococcus gallinarum MeaningAbout Alterococcaceae
    1.9% of healthy people
19. 
    Microbe Bacillota

    Peptostreptococcaceae bacterium oral taxon 113 Unnamed strain MeaningAbout Alterococcaceae
    under 1% of healthy people
20. 
    Microbe Myxococcota

    Myxococcaceae MeaningAbout Alterococcaceae
21. Research The Science of the total environment · 2017 Animal study

    Distribution of species and antimicrobial resistance among enterococci isolated from the fecal microbiota of captive blue-fronted parrot (Amazona aestiva) in Rio de Janeiro, Brazil.

    Enterococcus faecalis

    MeaningAbout Alterococcaceae
    PubMed ↗
22. Research Journal of research in medical sciences · 2021

    Microbial diversity and colonization patterns of two step-down care units from a tertiary care hospital.

    Klebsiella pneumoniaeEnterococcus faeciumEnterococcus faecalis

    MeaningAbout Alterococcaceae
    PubMed ↗
23. Research Frontiers in microbiology · 2020

    Antimicrobial Resistance, Virulence Genes, and Biofilm Formation Capacity Among Enterococcus species From Yaks in Aba Tibetan Autonomous Prefecture, China.

    Enterococcus faeciumEnterococcus faecalis

    MeaningAbout Alterococcaceae
    PubMed ↗
24. 
    Microbe Bacillota

    Clostridiaceae bacterium Marseille-Q4149 Unnamed strain MeaningAbout Alterococcaceae
    26% of healthy people
25. Research Journal of oral microbiology · 2023

    Newly identified pathogens in periodontitis: evidence from an association and an elimination study.

    Enterococcus faecalis

    MeaningAbout Alterococcaceae
    PubMed ↗
26. Research PeerJ · 2023 Observational

    Sociodemographic distributions and molecular characterization of colonized Enterococcus faecium isolates from locality hospitals in Khartoum, Sudan.

    Enterococcus faecium

    MeaningAbout Alterococcaceae
    PubMed ↗
27. 
    Microbe Bacillota

    Clostridiaceae bacterium Marseille-Q4143 Unnamed strain MeaningAbout Alterococcaceae
    43% of healthy people
28. 
    Microbe Bacillota

    Erysipelotrichaceae bacterium 7770_A6 Unnamed strain MeaningAbout Alterococcaceae
    2.5% of healthy people
29. Research Environmental microbiology reports · 2026 Animal study

    Transmisssion Dynamics of Enterococcus spp. Throughout the Heliconius erato phyllis (Lepidoptera; Nymphalidae) Life Cycle.

    Enterococcus faecalis

    MeaningAbout Alterococcaceae
    PubMed ↗
30. 
    Microbe Bacillota

    Peptostreptococcaceae MeaningAbout Alterococcaceae
31. 
    Microbe Bacteroidota

    Muribaculaceae MeaningAbout Alterococcaceae
32. Research Applied and environmental microbiology · 2025

    Genome analysis reveals a biased distribution of virulence and antibiotic resistance genes in the genus Enterococcus and an abundance of safe species.

    Enterococcus faeciumEnterococcus faecalis

    MeaningAbout Alterococcaceae
    PubMed ↗
33. 
    Microbe Pseudomonadota

    Methylococcaceae MeaningAbout Alterococcaceae
34. Research Microorganisms · 2021 Review

    The Many Faces of Enterococcus spp.-Commensal, Probiotic and Opportunistic Pathogen.

    Enterococcus faeciumEnterococcus faecalis

    MeaningAbout Alterococcaceae
    PubMed ↗
35. 
    Microbe Pseudomonadota

    Roseococcus MeaningAbout Alterococcaceae
36. 
    Microbe Bacillota

    Enterococcus viikkiensis MeaningAbout Alterococcaceae
37. 
    Microbe Bacillota

    Paenibacillaceae MeaningAbout Alterococcaceae
38. Research Microbiology spectrum · 2024

    VirulenceFinder for Enterococcus faecium and Enterococcus lactis: an enhanced database for detection of putative virulence markers by using whole-genome sequencing data.

    Enterococcus faeciumEnterococcus faecalis

    MeaningAbout Alterococcaceae
    PubMed ↗
39. 
    Microbe Bacillota

    Enterococcus gilvus MeaningAbout Alterococcaceae
    under 1% of healthy people
40. 
    Microbe Bacillota

    Enterococcus devriesei MeaningAbout Alterococcaceae
    under 1% of healthy people

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