Name: Trueperella pyogenes (Glage 1903) Yassin et al. 2011

Category: Species

Proposed as: comb. nov.

Basonym: "Bacillus pyogenes" Glage 1903

Etymology: py.o.ge.nes. Gr. neut. n. pyon, discharge from a sore, pus (Latin transliteration pyum); Gr. suff. -genes, producing; from Gr. ind. v. gennaô, to produce; N.L. part. adj. pyogenes, pus-producing

Gender: feminine

Type strain: ATCC 19411; C-100; CCUG 13230; CIP 103129; DSM 20630; LMG 16162; NCTC 5224

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: X79225 Analyse FASTA

Valid publication: Yassin AF, Hupfer H, Siering C, Schumann P. Comparative chemotaxonomic and phylogenetic studies on the genus Arcanobacterium Collins et al. 1982 emend. Lehnen et al. 2006: proposal for Trueperella gen. nov. and emended description of the genus Arcanobacterium. Int J Syst Evol Microbiol 2011; 61:1265-1274.

IJSEM list: Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 61, part 6 of the IJSEM. Int J Syst Evol Microbiol 2011; 61:2027-2028.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 2

• Synonyms:

  • Name	Kind
    "Bacillus pyogenes" Glage 1903	homotypic synonym, not validly published, basonym of name in Approved Lists
    Actinomyces pyogenes (Glage 1903) Collins and Jones 1983	homotypic synonym, validly published under the ICNP, illegitimate name
    Arcanobacterium pyogenes (Glage 1903) Pascual Ramos et al. 1997	homotypic synonym, validly published under the ICNP
    Actinomyces pyogenes (Glage 1903) Reddy et al. 1982	homotypic synonym, validly published under the ICNP
    Corynebacterium pyogenes (Glage 1903) Eberson 1918 (Approved Lists 1980)	homotypic synonym, validly published under the ICNP

• Notes:
  • Nomenclatural type of the genus Trueperella Yassin et al. 2011. Publication: Yassin AF, Hupfer H, Siering C, Schumann P. Comparative chemotaxonomic and phylogenetic studies on the genus Arcanobacterium Collins et al. 1982 emend. Lehnen et al. 2006: proposal for Trueperella gen. nov. and emended description of the genus Arcanobacterium. Int J Syst Evol Microbiol 2011; 61:1265-1274.
  • According to Bartlett et al. (2022), this species is an established human pathogen. Publication: Bartlett A, Padfield D, Lear L, Bendall R, Vos M. A comprehensive list of bacterial pathogens infecting humans. Microbiology 2022; 168:0.
  • In the species description (protologue), the type strain ATCC 19411 is erroneously cited as ATCC 1941. Publication: Euzeby JP. List of Bacterial Names with Standing in Nomenclature: a folder available on the Internet. Int J Syst Bacteriol 1997; 47:590-592.
  • The full TRBA 466 classification is: risk group = 2, note = "ht".

Parent taxon: Trueperella Yassin et al. 2011

Assigned by: Yassin AF, Hupfer H, Siering C, Schumann P. Comparative chemotaxonomic and phylogenetic studies on the genus Arcanobacterium Collins et al. 1982 emend. Lehnen et al. 2006: proposal for Trueperella gen. nov. and emended description of the genus Arcanobacterium. Int J Syst Evol Microbiol 2011; 61:1265-1274.

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Record number: 789262