Name: Peptostreptococcaceae Ezaki 2010

Category: Family

Proposed as: fam. nov.

Etymology: N.L. masc. n. Peptostreptococcus, type genus of the family; L. fem. pl. n. suff. -aceae, ending to denote a family; N.L. fem. pl. n. Peptostreptococcaceae, family of the genus Peptostreptococcus

Gender: feminine

Type genus: Peptostreptococcus Kluyver and van Niel 1936 (Approved Lists 1980)

Effective publication: Ezaki T. Family VII. Peptostreptococcaceae 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. 1008.

IJSEM list: Euzeby JP. Validation list no. 132. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2010; 60:469-472.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

• Synonyms:

  • Name	Kind
    "Filifactoraceae" Chuvochina et al. 2023	heterotypic synonym, not validly published

• Notes:
  • Chuvochina et al. (2023) assigned this family to the order "Peptostreptococcales" Chuvochina et al. 2023. Publication: Chuvochina M, Mussig AJ, Chaumeil PA, Skarshewski A, Rinke C, Parks DH, Hugenholtz P. Proposal of names for 329 higher rank taxa defined in the Genome Taxonomy Database under two prokaryotic codes. FEMS Microbiol Lett 2023; 0:0.
  • De Vos et al. (2009) assigned this family to the order Clostridiales Prévot 1953 (Approved Lists 1980). Publication: Ezaki T. Family VII. Peptostreptococcaceae 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. 1008.
  • Yilmaz et al. (2014) assigned the genus Anaerosphaera Ueki et al. 2009 to this family. Publication: Yilmaz P, Parfrey LW, Yarza P, Gerken J, Pruesse E, Quast C, Schweer T, Peplies J, Ludwig W, Glöckner FO. The SILVA and “all-species living tree project (LTP)” taxonomic frameworks. Nucleic Acids Research 2014; 42(D1):D643-D648.
  • The type genus of this family has alternatively been placed in the family Peptococcaceae Rogosa 1971 (Approved Lists 1980). Publication: Rogosa M. Peptococcaceae, a New Family To Include the Gram-Positive, Anaerobic Cocci of the Genera Peptococcus, Peptostreptococcus, and Ruminococcus. International Journal of Systematic Bacteriology 1971; 21:234-237.
  • The phylogenomic assignment score of this taxon is -0.03331 (N = 3).
  • The BRCs most frequently used for deposits in this group are: DSM: 41; ATCC: 27; CCUG: 25; JCM: 21; CIP: 16; NCTC: 13; LMG: 4; MCCC: 3; CGMCC: 3; NCIMB: 2.

Subdivision:

Number of child taxa with a validly published and correct name: 15
Number of child taxa with a validly published name, including synonyms: 15
Total number of child taxa: 15

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Acetoanaerobium Sleat et al. 1985	validly published under the ICNP	correct name
    Clostridioides Lawson et al. 2016	validly published under the ICNP	correct name
    Criibacterium Maheux et al. 2021	validly published under the ICNP	correct name
    Filifactor Collins et al. 1994	validly published under the ICNP	correct name
    Maledivibacter Li et al. 2016	validly published under the ICNP	correct name
    Mediannikoviicoccus Ly et al. 2023	validly published under the ICNP	correct name
    Paramaledivibacter Li et al. 2016	validly published under the ICNP	correct name
    Peptacetobacter Chen et al. 2020	validly published under the ICNP	correct name
    Peptoanaerobacter Sizova et al. 2016	validly published under the ICNP	correct name
    Peptoclostridium Galperin et al. 2016	validly published under the ICNP	correct name
    Peptostreptococcus Kluyver and van Niel 1936 (Approved Lists 1980)	validly published under the ICNP	correct name
    Proteocatella Pikuta et al. 2009	validly published under the ICNP	correct name
    Sporacetigenium Chen et al. 2006	validly published under the ICNP	correct name
    Tepidibacter Slobodkin et al. 2003	validly published under the ICNP	correct name
    Wukongibacter Li et al. 2016	validly published under the ICNP	correct name

Parent taxon: Eubacteriales Buchanan 1917 (Approved Lists 1980)

Assigned by: Gerritsen J, Fuentes S, Grievink W, van Niftrik L, Tindall BJ, Timmerman HM, Rijkers GT, Smidt H. Characterization of Romboutsia ilealis gen. nov., sp. nov., isolated from the gastro-intestinal tract of a rat, and proposal for the reclassification of five closely related members of the genus Clostridium into the genera Romboutsia gen. nov., Intestinibacter gen. nov., Terrisporobacter gen. nov. and Asaccharospora gen. nov. Int J Syst Evol Microbiol 2014; 64:1600-1616.

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Record number: 1053