Genus Ruminococcus

Name: Ruminococcus Sijpesteijn 1948 (Approved Lists 1980)

Category: Genus

Proposed as: gen. nov.

Etymology: Ru.mi.no.coc.cus. L. neut. n. rumen (gen. ruminis), the rumen; N.L. masc. n. coccus, coccus; from Gr. masc. n. kokkos, grain, seed; N.L. masc. n. Ruminococcus, coccus of the rumen

Gender: masculine (stem: Ruminococc-)

Type species: Ruminococcus flavefaciens Sijpesteijn 1948 (Approved Lists 1980)

Conduct genome-based taxonomy of genus at TYGS

16S rRNA gene: Analyse FASTA

Effective publication: Sijpesteijn AK. Cellulose-decomposing bacteria from the rumen of cattle. Thesis. University of Leiden, Leiden in The Netherlands, 1948.

IJSEM list: Skerman VBD, McGowan V, Sneath PHA. Approved lists of bacterial names. Int J Syst Bacteriol 1980; 30:225-420.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 2

Emendations:
- Moore et al. 1972 Moore WEC, Cato EP, Holdeman LV. Ruminococcus bromii sp. n. and emendation of the description of Ruminococcus Sijpestein. International Journal of Systematic Bacteriology 1972; 22:78-80.
  Notes:
  - ⊕ Emendation accompanied by the proposal of 1 new species in the genus.
  - 🧍 As of 2023-10-12 this emendation was not yet included in an IJSEM List of Changes in Taxonomic Opinion.

Notes:
- 🥇 Nomenclatural type of the family Ruminococcaceae Rainey 2010. Publication: Rainey FA. Family VIII. Ruminococcaceae fam. nov. In: De Vos P, Garrity GM, Jones D, Krieg NR, Ludwig W, Rainey FA, K.-H. S, Whitman WB (eds), Bergey's Manual of Systematic Bacteriology, 2nd edn, vol. 3 (The Firmicutes), Springer, New York, 2009, p. 1016.
- 🧕 Boone et al. (2001) assigned this genus to the family "Lachnospiraceae". Publication: Garrity GM, Holt JG. The Road Map to the Manual. In: Boone DR, Castenholz RW, Garrity GM (eds), Bergey's Manual of Systematic Bacteriology, second edition, vol. 1 (The Archaea and the deeply branching and phototrophic Bacteria), Springer-Verlag, New York, 2001, p. 119-166.
- 🧕 Cavalier-Smith (1981) assigned this genus to the subkingdom "Eubacteria" Cavalier-Smith 1981. Publication: Cavalier-Smith T. Eukaryote kingdoms: seven or nine? Biosystems 1981; 14:461-481.
- 🧕 De Vos et al. (2009) assigned this genus to the family Ruminococcaceae Rainey 2010. Publication: Rainey FA. Family VIII. Ruminococcaceae fam. nov. In: De Vos P, Garrity GM, Jones D, Krieg NR, Ludwig W, Rainey FA, K.-H. S, Whitman WB (eds), Bergey's Manual of Systematic Bacteriology, 2nd edn, vol. 3 (The Firmicutes), Springer, New York, 2009, p. 1016.
- 🙄 This taxon name is occasionally misprinted (or affected by an OCR error) in some sources as: "Itmninococcus"; "Minococcus"; "Ruininococcus"; "Rumanococcus"; "Ruminecoccus"; "Ruminicoccus"; "Ruminoccoccus"; "Ruminoccocus"; "Ruminoccous"; "Ruminoccus"; "Ruminoceccus"; "Ruminococccus"; "Ruminococeus"; "Ruminococus"; "Ruminocoecus"; "Ruminocorcus"; "Ruminoeoccus"; "Rumiococcus"; "Rumirtococcus"; "Rumlnococcus"; "Rumminococcus"; "Rurminococcus"; "Rurninococcus"; "Rusminococcus".
- 🎰 The BRCs most frequently used for deposits in this group are: DSM: 13; ATCC: 12; JCM: 11; CCUG: 6; CIP: 5; KCTC: 2; NCTC: 1; CGMCC: 1.
- 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 2, note = "ID8: 2 Animal classification RG: 2 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 2; default: 1 Animal classification RG: 1 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 1". — The risk group for Taiwan has been imported on 2024-11-03. The full classification is: risk group = 1, note = "P650 = v". — If in doubt, use the risk group given in the regulations for your country and, if these are not available, use the risk group given in the catalogue of the culture collection from which you have obtained or intend to obtain the strain.
- 🧍 A genome-scale phylogenetic analysis of the genus Ruminococcus was conducted by La Reau et al. (2016). Publication: La Reau AJ, Meier-Kolthoff JP, Suen G. Sequence-based analysis of the genus Ruminococcus resolves its phylogeny and reveals strong host association. Microb Genom 2016; 2:e000099.
- 🧍 Pittman et al. (1991) suggested the abbreviation "RMCO" for this genus name but this does not appear to be of practical relevance any longer. Publication: Pittman KF, Walczak CA, Lock CM. Codes and abbreviations for approved of effectively published names of genera of bacteria published from January 1980 to December 1990. Int J Syst Bacteriol 1991; 41:571-579.

Subdivision:

Number of child taxa with a validly published and correct name: 10
Number of child taxa with a validly published name, including synonyms: 20
Total number of child taxa: 29

Child taxa:

Name	Nomenclatural status	Taxonomic status
Ruminococcus albus Hungate 1957 (Approved Lists 1980)	validly published under the ICNP	correct name
"Candidatus Ruminococcus avistercoris" Gilroy et al. 2021	not validly published	preferred name (not correct name)
"Ruminococcus bicirculans" Wegmann et al. 2014	not validly published	synonym (and no standing)
Ruminococcus bovis Gaffney et al. 2021	validly published under the ICNP	correct name
Ruminococcus bromii Moore et al. 1972 (Approved Lists 1980)	validly published under the ICNP	correct name
Ruminococcus callidus Holdeman and Moore 1974 (Approved Lists 1980)	validly published under the ICNP	correct name
Ruminococcus champanellensis Chassard et al. 2012	validly published under the ICNP	correct name
"Candidatus Ruminococcus equi" Gilroy et al. 2022	not validly published	preferred name (not correct name)
Ruminococcus faecis Kim et al. 2011	validly published under the ICNP	synonym
Ruminococcus flavefaciens Sijpesteijn 1948 (Approved Lists 1980)	validly published under the ICNP	correct name
"Candidatus Ruminococcus gallistercoris" Gilroy et al. 2021	not validly published	preferred name (not correct name)
Ruminococcus gauvreauii Domingo et al. 2008	validly published under the ICNP	correct name
Ruminococcus gnavus Moore et al. 1976 (Approved Lists 1980)	validly published under the ICNP	synonym
Ruminococcus hansenii (Holdeman and Moore 1974) Ezaki et al. 1994	validly published under the ICNP	synonym
"Ruminococcus hominis" Liu et al. 2021	not validly published	preferred name (not correct name)
Ruminococcus hydrogenotrophicus Bernalier et al. 1997	validly published under the ICNP	synonym
"Ruminococcus intestinalis" Costabile et al. 2012	not validly published	preferred name (not correct name)
"Candidatus Ruminococcus intestinipullorum" Gilroy et al. 2021	not validly published	preferred name (not correct name)
Ruminococcus lactaris Moore et al. 1976 (Approved Lists 1980)	validly published under the ICNP	correct name
Ruminococcus luti Simmering et al. 2002	validly published under the ICNP	synonym
Ruminococcus obeum Moore et al. 1976 (Approved Lists 1980)	validly published under the ICNP	synonym
Ruminococcus palustris Zhilina et al. 1997	validly published under the ICNP	synonym
Ruminococcus pasteurii Schink 1985	validly published under the ICNP	synonym
"Ruminococcus phoceensis" Togo et al. 2016	not validly published	synonym (and no standing)
Ruminococcus productus (Prévot 1941) Ezaki et al. 1994	validly published under the ICNP	synonym
"Ruminococcus ruminiciens" Morais et al. 2024	not validly published	preferred name (not correct name)
Ruminococcus schinkii Rieu-Lesme et al. 1997	validly published under the ICNP	synonym
Ruminococcus torques Holdeman and Moore 1974 (Approved Lists 1980)	validly published under the ICNP	correct name
Ruminococcus turbiniformis Afrizal et al. 2023	validly published under the ICNP	correct name

Parent taxon: Oscillospiraceae Peshkoff 1940 (Approved Lists 1980)

Assigned by: Tindall BJ. The names Hungateiclostridium Zhang et al. 2018, Hungateiclostridium thermocellum (Viljoen et al. 1926) Zhang et al. 2018, Hungateiclostridium cellulolyticum (Patel et al. 1980) Zhang et al. 2018, Hungateiclostridium aldrichii (Yang et al. 1990) Zhang et al. 2018, Hungateiclostridium alkalicellulosi (Zhilina et al. 2006) Zhang et al. 2018, Hungateiclostridium clariflavum (Shiratori et al. 2009) Zhang et al. 2018, Hungateiclostridium straminisolvens (Kato et al. 2004) Zhang et al. 2018 and Hungateiclostridium saccincola (Koeck et al. 2016) Zhang et al. 2018 contravene Rule 51b of the International Code of Nomenclature of Prokaryotes and require replacement names in the genus Acetivibrio Patel et al. 1980. Int J Syst Evol Microbiol 2019; 69:3927-3932.

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Record number: 516518

This LPSN page was printed on 2025-01-23 06:05:58

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Genus Ruminococcus