Name: Akkermansia Derrien et al. 2004

Category: Genus

Proposed as: gen. nov.

Etymology: Ak.ker.man’si.a. N.L. fem. n. Akkermansia, derived from Antoon Akkermans, a Dutch microbiologist recognized for his contribution to microbial ecology

Gender, pronunciation (Latin): feminine (stem: Akkermansi-), ak-ker-MAN-si-a

Type species: Akkermansia muciniphila Derrien et al. 2004

Conduct genome-based taxonomy of genus at TYGS

16S rRNA gene: Analyse FASTA

Valid publication: Derrien M, Vaughan EE, Plugge CM, de Vos WM. Akkermansia muciniphila gen. nov., sp. nov., a human intestinal mucin-degrading bacterium. Int J Syst Evol Microbiol 2004; 54:1469-1476. 🇳🇱

IJSEM list: Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 54, part 5 of the IJSEM. Int J Syst Evol Microbiol 2005; 55:3-5.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

• Emendations:
  • Dali et al. 2026 Dali H, Sbissi I, Hamra R, Bouzidi T, ElMay H, Ghodhbane-Gtari F, Gtari M. Phylogenomic and genome-relatedness analyses resolve genus and family boundaries within the family Verrucomicrobiaceae. Int J Syst Evol Microbiol 2026; 76:7231. 🇹🇳
    Notes:
    • ⊖ Emendation accompanied by the removal of 1 species from the genus.

• Notes:
  • 🥇 Nomenclatural type of the family Akkermansiaceae Hedlund and Derrien 2012. Publication: Hedlund BP, Derrien M. Family II. Akkermansiaceae fam. nov. In: Krieg NR, Staley JT, Brown DR, Hedlund BP, Paster BJ, Ward NL, Ludwig W, Whitman WB (eds), Bergey's Manual of Systematic Bacteriology, 2nd edn, vol. 4, Springer, New York, 2010, p. 809. 🇺🇸
  • 🧕 Krieg et al. (2010) assigned this genus to the family Akkermansiaceae Hedlund and Derrien 2012. Publication: Hedlund BP, Derrien M. Family II. Akkermansiaceae fam. nov. In: Krieg NR, Staley JT, Brown DR, Hedlund BP, Paster BJ, Ward NL, Ludwig W, Whitman WB (eds), Bergey's Manual of Systematic Bacteriology, 2nd edn, vol. 4, Springer, New York, 2010, p. 809. 🇺🇸
  • 🙄 This taxon name is occasionally misprinted (or affected by an OCR error) in some sources as: "Akermansia"; "Akkermanisa"; "Akkermanisia"; "Akkermensia"; "Alkermansia".
  • 🎰 The BRCs most frequently used for deposits in this group are: DSM: 3; CIP: 2; ATCC: 1; CECT: 1; CSUR: 1; NBRC: 1.

Subdivision:

Number of child taxa with a validly published and correct name: 3
Number of child taxa with a validly published name, including synonyms: 4
Total number of child taxa: 7

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Akkermansia biwaensis Kobayashi et al. 2023	validly published under the ICNP	correct name
    Akkermansia glycaniphila Ouwerkerk et al. 2016	validly published under the ICNP	synonym
    "Candidatus Akkermansia intestinavium" Gilroy et al. 2021	not validly published	pro-correct name
    "Candidatus Akkermansia intestinigallinarum" Gilroy et al. 2021	not validly published	pro-correct name
    Akkermansia massiliensis Ndongo et al. 2025	validly published under the ICNP	correct name
    Akkermansia muciniphila Derrien et al. 2004	validly published under the ICNP	correct name
    "Candidatus Akkermansia timonensis" Ndongo et al. 2022	not validly published	preferred name

Parent taxon: Verrucomicrobiaceae Ward-Rainey et al. 1996

Assigned by: Yoon J, Matsuo Y, Adachi K, Nozawa M, Matsuda S, Kasai H, Yokota A. Description of Persicirhabdus sediminis gen. nov., sp. nov., Roseibacillus ishigakijimensis gen. nov., sp. nov., Roseibacillus ponti sp. nov., Roseibacillus persicicus sp. nov., Luteolibacter pohnpeiensis gen. nov., sp. nov. and Luteolibacter algae sp. nov., six marine members of the phylum 'Verrucomicrobia', and emended descriptions of the class Verrucomicrobiae, the order Verrucomicrobiales and the family Verrucomicrobiaceae. Int J Syst Evol Microbiol 2008; 58:998-1007. 🇯🇵

Linking: To permanently link to this page, use https://doi.org/10.83108/rn.517169Copy to clipboardLink copied to clipboard

Record number: 517169

• Previous versions:

  • Version	Date	JSON
    1	2026-03-31
    2	2026-07-13