Name: "Streptococcus faecium subsp. casseliflavus" Mundt and Graham 1968

Category: Subspecies

Proposed as: subsp. nov.

Etymology: cas.se.li.fla’vus. N.L. gen. n. casseli, of Cassel (Cassel yellow); L. masc. adj. flavus, yellow; N.L. masc. adj. casseliflavus, yellow-colored

Pronunciation, gender: kas-se-li-FLA-wus, masculine

Nomenclatural type: ATCC 25788; CCUG 18657; CIP 103018; DSM 20680; JCM 8723; LMG 10745; MUTK 20; NBRC 100478; NCDO 2372; NCFB 2372; NCIB 11449; NCIMB 11449; NCTC 12361; NRRL B-3502

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AJ301826 Analyse FASTA

Original publication: Mundt JO, Graham WF. Streptococcus faecium var. casselifavus, nov. var. J Bacteriol 1968; 95:2005-2009.

Nomenclatural status: not validly published

Taxonomic status: synonym (and no standing)

Correct name: Enterococcus casseliflavus (ex Vaughan et al. 1979) Collins et al. 1984

Risk group: 2

• Synonyms:

  • Name	Kind
    Enterococcus flavescens Pompei et al. 1992	heterotypic synonym, validly published under the ICNP, distinct rank
    Enterococcus casseliflavus (ex Vaughan et al. 1979) Collins et al. 1984	homotypic synonym, validly published under the ICNP, distinct rank
    "Streptococcus casseliflavus" (Mundt and Graham 1968) Vaughan et al. 1979	homotypic synonym, not validly published, distinct rank

• Notes:
  • 😷 The risk group for Belgium has been imported on 2024-02-05. The full classification is: risk group = 2, note = "human pathogen". — 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.

Parent taxon: Streptococcus faecium Orla-Jensen 1919 (Approved Lists 1980)

Assigned by: Mundt JO, Graham WF. Streptococcus faecium var. casselifavus, nov. var. J Bacteriol 1968; 95:2005-2009.

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Record number: 9424