Megasphaera

Genus of bacteria From Wikipedia, the free encyclopedia

Megasphaera is a genus of Bacillota bacteria classified within the class Negativicutes.[1][2]

Kingdom:Bacillati
Phylum:Bacillota
Order:Veillonellales
Quick facts Scientific classification, Type species ...
Megasphaera
Scientific classification Edit this classification
Domain: Bacteria
Kingdom: Bacillati
Phylum: Bacillota
Class: Negativicutes
Order: Veillonellales
Family: Veillonellaceae
Genus: Megasphaera
Rogosa 1971
Type species
Megasphaera elsdenii
(Gutierrez et al. 1959) Rogosa 1971[1]
Species

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This classification has been reexamined.[3] This genus appears to be a member of the Clostridia.

Phylogeny

The currently accepted taxonomy is based on the List of Prokaryotic names with Standing in Nomenclature (LPSN)[1] and National Center for Biotechnology Information (NCBI).[2]

16S rRNA based LTP_10_2024[4][5][6] 120 marker proteins based GTDB 10-RS226[7][8][9]
Megasphaera

M. micronuciformis Marchandin et al. 2003

Anaeroglobus geminatus Carlier et al. 2002

M. paucivorans Juvonen and Suihko 2006

M. sueciensis Juvonen and Suihko 2006

M. cerevisiae Engelmann and Weiss 1986

M. vaginalis Bordigoni et al. 2020 non Srinivasan et al. 2021

M. hutchinsoni Srinivasan et al. 2021

M. lornae Srinivasan et al. 2021

M. hexanoica Jeon et al. 2017

M. hominis Liu et al. 2022

M. butyrica Hitch et al. 2022

M. stantonii Maki & Looft 2018

M. massiliensis Padmanabhan et al. 2016

M. elsdenii (Gutierrez et al. 1959) Rogosa 1971

M. indica Lanjekar et al. 2014

Megasphaera_C

Megasphaera hutchinsoni

Megasphaera lornae

"Caecibacter"

"Megasphaera hominis"

"C. massiliensis" Ricaboni et al. 2017
(incl. Megasphaera hexanoica)

Megasphaera paucivorans

Anaeroglobus

Megasphaera vaginalis

"A. micronuciformis"

"Colibacter massiliensis" Mailhe et al. 2017

A. geminatus

Megasphaera

M. cerevisiae

M. stantonii

M. massiliensis

M. elsdenii

"M. intestinihominis" Hitch et al. 2025

Unassigned species:

  • M. jansseni Heng et al. 2025
  • "M. vaginalis" Srinivasan et al. 2021 non Bordigoni et al. 2020

See also

References

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