Name: Streptococcus equi subsp. zooepidemicus (ex Frost and Englebrecht 1936) Farrow and Collins 1985

Category: Subspecies

Proposed as: subsp. nov., nom. rev.

Etymology: zo.o.e.pi.de.mi.cus. Gr. neut. n. zôon, an animal; Gr. masc./fem. adj. epidêmios, among the people, prevalent, epidemic; L. masc. adj. suff. -icus, suffix used with various meanings; N.L. masc. adj. zooepidemicus, prevalent among animals

Gender: masculine

Type strain: ATCC 43079; CCUG 23256; CIP 103228; DSM 20727; LMG 16030; NBIMCC 2033; NCDO 1358; NCFB 1358; NCIMB 701358; NCTC 4676

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: EF406034 Analyse FASTA

Effective publication: Farrow JAE, Collins MD. Taxonomic studies on streptococci of serological groups C, G and L and possibly related taxa. Syst. Appl. Microbiol. 1984; 5:483-493.

IJSEM list: Anonymous. Validation list no. 17. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1985; 35:223-225.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 2

• Notes:
  • 😷 The risk group for Belgium has been imported on 2024-02-05. The full classification is: risk group = 1, note = "animal pathogen - biological class of risk animal: 2". — The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 2, note = "Animal classification RG: 2 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 2". — The risk group for Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 2. — The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 2, note = "ht".
  • 🧍 In Validation List no. 17, the year of the effective publication is erroneously cited as 1985. Publication: Anonymous. Validation list no. 17. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1985; 35:223-225.
  • 🧍 Nom. rev. / basonym "Streptococcus zooepidemicus".

Parent taxon: Streptococcus equi Sand and Jensen 1888 (Approved Lists 1980)

Assigned by: Farrow JAE, Collins MD. Taxonomic studies on streptococci of serological groups C, G and L and possibly related taxa. Syst. Appl. Microbiol. 1984; 5:483-493.

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Record number: 781327