Name: Streptococcus Rosenbach 1884 (Approved Lists 1980)

Category: Genus

Proposed as: gen. nov.

Etymology: Strep.to.coc.cus. Gr. masc. adj. streptos, pliant; N.L. masc. n. coccus, coccus; from Gr. masc. n. kokkos, grain, seed; N.L. masc. n. Streptococcus, pliant coccus

Gender: masculine (stem: Streptococc-)

Type species: Streptococcus pyogenes Rosenbach 1884 (Approved Lists 1980)

Conduct genome-based taxonomy of genus at TYGS

16S rRNA gene: Analyse FASTA

Effective publication: Rosenbach FJ. Microorganismen bei den Wund-Infections-Krankheiten des Menschen. J.F. Bergmann, Wiesbaden, 1884.

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

• Notes:
  • 🥇 Nomenclatural type of the family Streptococcaceae Deibel and Seeley 1974 (Approved Lists 1980). Publication: Deibel RH, Seeley Jr HW. Genus I. Streptococcus Rosenbach 1884, 22. In: Buchanan RE, Gibbons NE (eds), Bergey's Manual of Determinative Bacteriology, 8th ed., The Williams and Wilkins Co., Baltimore, 1974, p. 490-515.
  • 🥇 Nomenclatural type of the tribe Streptococceae Trevisan 1889 (Approved Lists 1980). Publication: Trevisan V. I generi e le specie delle Batteriacee. Zanaboni & Gabuzzi, Milano, 1889.
  • 🧕 Bergey et al. (1923) assigned this genus to the tribe Streptococceae Trevisan 1889 (Approved Lists 1980). Publication: Waksman SA. Genus III. Actinomyces Harz,. In: Bergey DH, Harrison FC, Breed RS, Hammer BW, Huntoon FM (eds), Bergey's Manual of Determinative Bacteriology, 1st ed., The Williams & Wilkins Co, Baltimore, 1923, p. 339-371.
  • 🧕 Breed et al. (1948) assigned this genus to the tribe Streptococceae Trevisan 1889 (Approved Lists 1980). Publication: Burkholder WH. Genus I. Pseudomonas Migula. Bacterial plant pathogens. In: Breed RS, Murray EGD, Hitchens AP (eds), Bergey's Manual of Determinative Bacteriology, 6th ed., The Williams & Wilkins Co, Baltimore, 1948, p. 82-150.
  • 🧕 Breed et al. (1957) assigned this genus to the tribe Streptococceae Trevisan 1889 (Approved Lists 1980). Publication: Parker CD. Genus V. Thiobacillus Beijerinck 1904. In: Breed RS, Murray EGD, Smith NR (eds), Bergey's Manual of Determinative Bacteriology, 7th edition, The Williams & Wilkins Co, Baltimore, 1957, p. 83-88.
  • 🧕 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.
  • 🧕 Cavalier-Smith (2002) assigned this genus to the class Teichobacteria Cavalier-Smith 2002. Publication: Cavalier-Smith T. The neomuran origin of archaebacteria, the negibacterial root of the universal tree and bacterial megaclassification. Int J Syst Evol Microbiol 2002; 52:7-76.
  • 🧕 Orla-Jensen (1921) assigned this genus to the order "Peritrichinales" Orla-Jensen 1921. Publication: Orla-Jensen S. The Main Lines of the Natural Bacterial System. J Bacteriol 1921; 6:263-273.
  • 🧕 Trevisan (1889) assigned this genus to the tribe Streptococceae Trevisan 1889 (Approved Lists 1980). Publication: Trevisan V. I generi e le specie delle Batteriacee. Zanaboni & Gabuzzi, Milano, 1889.
  • 🧕 Winslow et al. (1920) assigned this genus to the tribe Streptococceae Trevisan 1889 (Approved Lists 1980). Publication: Winslow CE, Broadhurst J, Buchanan RE, Krumwiede C, Rogers LA, Smith GH. The Families and Genera of the Bacteria: Final Report of the Committee of the Society of American Bacteriologists on Characterization and Classification of Bacterial Types. J Bacteriol 1920; 5:191-229.
  • 🙄 This taxon name is occasionally misprinted (or affected by an OCR error) in some sources as: "Qtreptocaccus"; "Sfreptococcus"; "Sieptococcus"; "Sircptococcus"; "Sireplococcuo"; "Sireprococcus"; "Sireptococcus"; "Slrepaococcus"; "Slrepfococcus"; "Slreplococcus"; "Slreptocaccus"; "Slreptococcus"; "Spectrococcus"; "Sreprococeus"; "Sreptococcus"; "Srreptacoccus"; "Srreptecoccus"; "Srreptococcus"; "Steptococcus"; "Stereptococcus"; "Sterptococcus"; "Strefltococcus"; "Streotococcus"; "Strepaococcus"; "Strepbococcus"; "Strepcococcus"; "Strepiccoccus"; "Strepimmccus"; "Strepincoccus"; "Strepiococcus"; "Streplmroccus"; "Streplococcus"; "Strepmcaccus"; "Strepmcoccus"; "Strepmroccus"; "Strepococcus"; "Strepotococcus"; "Streprococcus"; "Streptacaccus"; "Streptacoccus"; "Streptccoccus"; "Streptcoccus"; "Streptocaccus"; "Streptoccccus"; "Streptoccoccus"; "Streptoccocus"; "Streptoccous"; "Streptoccua"; "Streptoceccus"; "Streptocnccus"; "Streptocoacus"; "Streptococccus"; "Streptococciis"; "Streptococcm"; "Streptococco"; "Streptococctis"; "Streptococcuus"; "Streptococeus"; "Streptocococcus"; "Streptocococus"; "Streptococous"; "Streptococus"; "Streptocoecus"; "Streptocoocus"; "Streptocorcus"; "Streptocossus"; "Streptocovcus"; "Streptocqecus"; "Streptocuccus"; "Streptoeoccus"; "Streptoeoeeus"; "Streptokokkus"; "Streptooccus"; "Streptoooccus"; "Streptoroccus"; "Streptotoccus"; "Streptpcoccus"; "Streptrococcus"; "Strepwcoccus"; "Strepzmzoccus"; "Strepzococcus"; "Strerptococcus"; "Stretococcus"; "Stroptococcus"; "Strpetococcus"; "Strqitococcus"; "Strreptococcus"; "Strrptococcus"; "Strupmcoccus"; "Sueptococcus"; "Swreptococcus"; "Sytreptococcus"; "Szreptacoccus"; "Szreptococcus"; "Szreptocomus"; "Szreptocoocus"; "Xtreptococcus". — 🤨 This taxon name is occasionally used in plural form as: "Streptococci".
  • 🧔 This taxon was discussed in a meeting of a Taxonomic Subcommittee of the ICSP. Publication: Whiley RA, Kilian M. International Committee on Systematics of Prokaryotes Subcommittee on the taxonomy of staphylococci and streptococci. Minutes of the closed meeting, 31 July 2002, Paris, France. Int. J. Syst. Evol. Microbiol. 2003; 53:915-917.
  • 🧔 This taxon was discussed in a meeting of a Taxonomic Subcommittee of the ICSP. Publication: Kloos WE, Hardie JM, Whiley RA. International Committee on Systematic Bacteriology. Subcommittee on the taxonomy of staphylococci and streptococci. Minutes of the meetings, 17 September 1996, Institut Pasteur, Paris, France. Int. J. Syst. Evol. Microbiol. 2001; 51:717-718.
  • 💁 Taxonomists who have recently focused on this group are the corresponding authors of Wajima et al. (2024), Shinozaki-Kuwahara et al. (2016), Takada and Hirasawa (2008), Whiley et al. (1999), Shewmaker et al. (2017). Editors in search of reviewers are advised to consider additional criteria such as whether a taxon is covered by one of the ICSP subcommittees.
  • 🎰 The BRCs most frequently used for deposits in this group are: CCUG: 153; DSM: 141; ATCC: 88; CIP: 85; LMG: 81; JCM: 80; NCTC: 74; HAMBI: 22; NCIMB: 21; NBRC: 21.
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 3, note = "Group G: 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: 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; Group A: 2 Animal classification RG: 1 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 2; Lancefield Group F: 2 Animal classification RG: 1 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 2; Group B: 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; Group C: 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; Miletensis: 3 Animal classification RG: 3 - Security sensitive biological agent: Yes - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: Yes - Containment level: Containment Level 3". — The risk group for France has been imported on 2024-08-30. The full classification is: risk group = 2. — The risk group for Sweden has been imported on 2024-02-05. The full classification is: risk group = 2. — The risk group for Taiwan has been imported on 2024-11-03. The full classification is: risk group = 2, note = "P650 = v". — The risk group for United Kingdom has been imported on 2024-01-31. The full classification is: risk group = 2. — The risk group for United States has been imported on 2024-02-09. The full classification is: risk group = 2. — 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.
  • 🧍 Pittman et al. (1991) suggested the abbreviation "STCO" 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: 138
Number of child taxa with a validly published name, including synonyms: 168
Total number of child taxa: 209

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Streptococcus acidominimus Ayers and Mudge 1922 (Approved Lists 1980)	validly published under the ICNP	correct name
    Streptococcus adjacens Bouvet et al. 1989	validly published under the ICNP	synonym
    Streptococcus agalactiae Lehmann and Neumann 1896 (Approved Lists 1980)	validly published under the ICNP, conserved name	correct name
    Streptococcus alactolyticus Farrow et al. 1985	validly published under the ICNP	correct name
    "Streptococcus anaerobius" Natvig 1905	not validly published, basonym of name in Approved Lists	synonym
    "Streptococcus anginosus" Andrewes and Horder 1906	not validly published, basonym of name in Approved Lists	synonym
    Streptococcus anginosus (Andrewes and Horder 1906) Smith and Sherman 1938 (Approved Lists 1980)	validly published under the ICNP	correct name
    Streptococcus australis Willcox et al. 2001	validly published under the ICNP	correct name
    "Streptococcus avium" Nowlan and Deibel 1967	not validly published	preferred name
    "Streptococcus azizii" Braden et al. 2015	not validly published	synonym
    Streptococcus azizii Shewmaker et al. 2017	validly published under the ICNP	correct name
    "Streptococcus bouchesdurhonensis" Zoaiter et al. 2022	not validly published	preferred name
    Streptococcus bovimastitidis de Vries et al. 2018	validly published under the ICNP	correct name
    Streptococcus bovis Orla-Jensen 1919 (Approved Lists 1980)	validly published under the ICNP	synonym
    Streptococcus caballi Milinovich et al. 2008	validly published under the ICNP	correct name
    Streptococcus caecimuris Afrizal et al. 2024	validly published under the ICNP	correct name
    Streptococcus caledonicus Foster et al. 2020	validly published under the ICNP	correct name
    Streptococcus cameli Kadri et al. 2015	validly published under the ICNP	correct name
    Streptococcus canis Devriese et al. 1986	validly published under the ICNP	correct name
    Streptococcus caprae Vela et al. 2016	validly published under the ICNP	correct name
    Streptococcus caprinus Brooker et al. 1996	validly published under the ICNP	synonym
    "Streptococcus casseliflavus" (Mundt and Graham 1968) Vaughan et al. 1979	not validly published	synonym
    Streptococcus castoreus Lawson et al. 2005	validly published under the ICNP	correct name
    Streptococcus catagoni Mühldorfer et al. 2020	validly published under the ICNP	correct name
    Streptococcus caviae Palakawong Na Ayudthaya et al. 2017	validly published under the ICNP	correct name
    Streptococcus cecorum Devriese et al. 1983	validly published under the ICNP	synonym
    Streptococcus chenjunshii Tian et al. 2019	validly published under the ICNP	correct name
    Streptococcus chosunense Lim et al. 2024	inaccurate spelling	misspelling
    Streptococcus chosunensis corrig. Lim et al. 2024	validly published under the ICNP	correct name
    Streptococcus constellatus (Prévot 1924) Holdeman and Moore 1974 (Approved Lists 1980)	validly published under the ICNP	correct name
    Streptococcus cremoris Orla-Jensen 1919 (Approved Lists 1980)	validly published under the ICNP	synonym
    Streptococcus criceti corrig. Coykendall 1977 (Approved Lists 1980)	validly published under the ICNP	correct name
    Streptococcus cricetus Coykendall 1977 (Approved Lists 1980)	inaccurate spelling	misspelling
    Streptococcus crista Handley et al. 1991	inaccurate spelling	misspelling
    Streptococcus cristatus corrig. Handley et al. 1991	validly published under the ICNP	correct name
    Streptococcus cuniculi Vela et al. 2014	validly published under the ICNP	correct name
    Streptococcus cuniculipharyngis Vela et al. 2022	validly published under the ICNP	correct name
    Streptococcus danieliae Clavel et al. 2013	validly published under the ICNP	correct name
    Streptococcus defectivus Bouvet et al. 1989	validly published under the ICNP	synonym
    Streptococcus dentalis Goo et al. 2025	validly published under the ICNP	correct name
    Streptococcus dentapri Takada et al. 2010	validly published under the ICNP	correct name
    Streptococcus dentasini Takada et al. 2013	validly published under the ICNP	correct name
    Streptococcus dentiloxodontae Shinozaki-Kuwahara et al. 2016	validly published under the ICNP	correct name
    Streptococcus dentirousetti Takada and Hirasawa 2008	validly published under the ICNP	correct name
    Streptococcus dentisani Camelo-Castillo et al. 2014	validly published under the ICNP	synonym
    Streptococcus devriesei Collins et al. 2004	validly published under the ICNP	correct name
    Streptococcus didelphis Rurangirwa et al. 2000	validly published under the ICNP	correct name
    Streptococcus difficile Eldar et al. 1995	inaccurate spelling	misspelling
    Streptococcus difficilis corrig. Eldar et al. 1995	validly published under the ICNP	synonym
    Streptococcus downei Whiley et al. 1988	validly published under the ICNP	correct name
    Streptococcus downii Martínez-Lamas et al. 2020	validly published under the ICNP	correct name
    Streptococcus durans (Collins et al. 1984 ex Sherman and Wing 1937) Knight et al. 1984	validly published under the ICNP	synonym
    Streptococcus dysgalactiae (ex Diernhofer 1932) Garvie et al. 1983	validly published under the ICNP	correct name
    Streptococcus entericus Vela et al. 2002	validly published under the ICNP	correct name
    "Streptococcus epidermidis" Ayanaba and Alexander 1973	not validly published	preferred name
    Streptococcus equi Sand and Jensen 1888 (Approved Lists 1980)	validly published under the ICNP	correct name
    Streptococcus equinus Andrewes and Horder 1906 (Approved Lists 1980)	validly published under the ICNP	correct name
    Streptococcus faecalis Andrewes and Horder 1906 (Approved Lists 1980)	validly published under the ICNP, conserved name	synonym
    "Candidatus Streptococcus faecavium" Gilroy et al. 2021	not validly published	pro-correct name
    Streptococcus faecium Orla-Jensen 1919 (Approved Lists 1980)	validly published under the ICNP	synonym
    Streptococcus fermentans Zhou et al. 2025	validly published under the ICNP	correct name
    Streptococcus ferus (ex Coykendall 1977) Coykendall 1983	validly published under the ICNP	correct name
    Streptococcus fryi Tomida et al. 2021	validly published under the ICNP	correct name
    Streptococcus gallinaceus Collins et al. 2002	validly published under the ICNP	correct name
    Streptococcus gallinarum Bridge and Sneath 1982	validly published under the ICNP	synonym
    Streptococcus gallolyticus Osawa et al. 1996	validly published under the ICNP	correct name
    Streptococcus garvieae Collins et al. 1984	validly published under the ICNP	synonym
    Streptococcus gingivalis Goo et al. 2025	validly published under the ICNP	correct name
    Streptococcus gordonii Kilian et al. 1989	validly published under the ICNP	correct name
    "Candidatus Streptococcus gullae" Gilroy et al. 2023	not validly published	preferred name
    Streptococcus gwangjuense Park et al. 2024	inaccurate spelling	misspelling
    Streptococcus gwangjuensis corrig. Park et al. 2024	validly published under the ICNP	correct name
    Streptococcus halichoeri Lawson et al. 2004	validly published under the ICNP	correct name
    "Streptococcus halitosis" Tetz et al. 2019	not validly published	preferred name
    Streptococcus halotolerans Niu et al. 2016	validly published under the ICNP	correct name
    Streptococcus hansenii Holdeman and Moore 1974 (Approved Lists 1980)	validly published under the ICNP	synonym
    Streptococcus henryi Milinovich et al. 2008	validly published under the ICNP	correct name
    Streptococcus hepaticus Kirchner et al. 2025	validly published under the ICNP	correct name
    Streptococcus hillyeri MacFadyen et al. 2019	validly published under the ICNP	correct name
    Streptococcus himalayensis Niu et al. 2017	validly published under the ICNP	correct name
    Streptococcus hohhotensis Li et al. 2024	validly published under the ICNP	correct name
    Streptococcus hominis Liu et al. 2022	validly published under the ICNP	correct name
    Streptococcus hongkongensis Lau et al. 2013	validly published under the ICNP	correct name
    Streptococcus humanilactis Guo et al. 2024	validly published under the ICNP	correct name
    Streptococcus hyointestinalis Devriese et al. 1988	validly published under the ICNP	correct name
    Streptococcus hyovaginalis Devriese et al. 1997	validly published under the ICNP	correct name
    Streptococcus ictaluri Shewmaker et al. 2007	validly published under the ICNP	correct name
    Streptococcus ilei Hyun et al. 2022	validly published under the ICNP	correct name
    Streptococcus immobilis Huang et al. 2025	validly published under the ICNP	correct name
    Streptococcus iners Nicholson et al. 2025	validly published under the ICNP	correct name
    "Streptococcus infantarius" Bouvet et al. 1997	not validly published	synonym
    Streptococcus infantarius Schlegel et al. 2000	validly published under the ICNP	correct name
    Streptococcus infantis Kawamura et al. 1998	validly published under the ICNP	correct name
    Streptococcus iniae Pier and Madin 1976 (Approved Lists 1980)	validly published under the ICNP	correct name
    Streptococcus intermedius Prévot 1925 (Approved Lists 1980)	validly published under the ICNP	correct name
    Streptococcus intestinalis Robinson et al. 1988	validly published under the ICNP	synonym
    Streptococcus jiangnanensis Zhou et al. 2025	validly published under the ICNP	correct name
    "Streptococcus koreensis" Lim et al. 2019	not validly published	preferred name
    Streptococcus lactarius Martín et al. 2011	validly published under the ICNP	correct name
    Streptococcus lactis (Lister 1873) Löhnis 1909 (Approved Lists 1980)	validly published under the ICNP	synonym
    Streptococcus lingualis Goo et al. 2025	validly published under the ICNP	correct name
    Streptococcus loxodontisalivarius Saito et al. 2014	validly published under the ICNP	correct name
    "Streptococcus luteciae" Liang et al. 2014	not validly published	preferred name
    Streptococcus lutetiensis Poyart et al. 2002	validly published under the ICNP	correct name
    Streptococcus macacae Beighton et al. 1984	validly published under the ICNP	correct name
    Streptococcus macedonicus Tsakalidou et al. 1998	validly published under the ICNP	synonym
    Streptococcus marimammalium Lawson et al. 2005	validly published under the ICNP	correct name
    Streptococcus marmotae Niu et al. 2016	validly published under the ICNP	correct name
    Streptococcus massiliensis Glazunova et al. 2006	validly published under the ICNP	correct name
    "Streptococcus melitensis" Hughes 1893	not validly published, basonym of name in Approved Lists	synonym
    Streptococcus merionis Tappe et al. 2009	validly published under the ICNP	correct name
    "Streptococcus microaerophilica" Hämmäinen and Kostiainen 1998	not validly published	preferred name
    "Streptococcus micros" Prévot 1933	not validly published, basonym of name in Approved Lists	synonym
    Streptococcus minor Vancanneyt et al. 2004	validly published under the ICNP	correct name
    Streptococcus mitis Andrewes and Horder 1906 (Approved Lists 1980)	validly published under the ICNP	correct name
    Streptococcus morbillorum (Prévot 1933) Holdeman and Moore 1974 (Approved Lists 1980)	validly published under the ICNP	synonym
    Streptococcus moroccensis Kadri et al. 2014	validly published under the ICNP	correct name
    "Streptococcus murisepticum" Funk et al. 2023	not validly published	preferred name
    Streptococcus mutans Clarke 1924 (Approved Lists 1980)	validly published under the ICNP	correct name
    Streptococcus nakanoensis Wajima et al. 2025	inaccurate spelling	misspelling
    Streptococcus nakanonensis corrig. Wajima et al. 2025	validly published under the ICNP	correct name
    "Streptococcus nidrosiense" Rønning et al. 2024	not validly published	preferred name
    Streptococcus oligofermentans Tong et al. 2003	validly published under the ICNP	synonym
    Streptococcus oralis Bridge and Sneath 1982	validly published under the ICNP	correct name
    Streptococcus oricebi Saito et al. 2016	validly published under the ICNP	correct name
    Streptococcus oriloxodontae Shinozaki-Kuwahara et al. 2014	validly published under the ICNP	correct name
    Streptococcus orisasini Takada et al. 2013	validly published under the ICNP	correct name
    Streptococcus oriscaviae Teng et al. 2023	validly published under the ICNP	correct name
    Streptococcus orisratti Zhu et al. 2000	validly published under the ICNP	correct name
    Streptococcus orisuis Takada and Hirasawa 2007	validly published under the ICNP	correct name
    Streptococcus ovis Collins et al. 2001	validly published under the ICNP	correct name
    Streptococcus ovuberis Zamora et al. 2017	validly published under the ICNP	correct name
    Streptococcus pacificus Volokhov et al. 2021	validly published under the ICNP	correct name
    Streptococcus panodentis Okamoto et al. 2016	validly published under the ICNP	correct name
    Streptococcus pantholopis Bai et al. 2016	validly published under the ICNP	correct name
    Streptococcus parapneumoniae Katayama et al. 2025	validly published under the ICNP	correct name
    Streptococcus parasalivarius Wang et al. 2025	validly published under the ICNP	correct name
    Streptococcus parasanguinis corrig. Whiley et al. 1990	validly published under the ICNP	correct name
    Streptococcus parasanguis Whiley et al. 1990	inaccurate spelling	misspelling
    Streptococcus parasuis Nomoto et al. 2015	validly published under the ICNP	correct name
    Streptococcus parauberis Williams and Collins 1990	validly published under the ICNP	correct name
    "Streptococcus parvulus" Weinberg et al. 1937	not validly published, basonym of name in Approved Lists	synonym
    Streptococcus parvulus (Weinberg et al. 1937) Cato 1983	validly published under the ICNP	synonym
    Streptococcus pasteurianus Poyart et al. 2002	validly published under the ICNP	synonym
    Streptococcus penaeicida Morales-Covarrubias et al. 2018	validly published under the ICNP	correct name
    "Streptococcus periodonticum" Lim et al. 2019	not validly published	preferred name
    "Streptococcus pernyi" Wang et al. 1980	not validly published	preferred name
    Streptococcus peroris Kawamura et al. 1998	validly published under the ICNP	correct name
    Streptococcus pharyngis Vela et al. 2015	validly published under the ICNP, illegitimate name	synonym
    Streptococcus phocae Skaar et al. 1994	validly published under the ICNP	correct name
    Streptococcus plantarum Collins et al. 1984	validly published under the ICNP	synonym
    Streptococcus pleomorphus Barnes et al. 1979 (Approved Lists 1980)	validly published under the ICNP	synonym
    Streptococcus pluranimalium Devriese et al. 1999	validly published under the ICNP	correct name
    Streptococcus plurextorum Vela et al. 2009	validly published under the ICNP	correct name
    Streptococcus pneumoniae (Klein 1884) Chester 1901 (Approved Lists 1980)	validly published under the ICNP	correct name
    Streptococcus porci Vela et al. 2010	validly published under the ICNP	correct name
    Streptococcus porcinus Collins et al. 1985	validly published under the ICNP	correct name
    Streptococcus porcorum Vela et al. 2011	validly published under the ICNP	correct name
    "Streptococcus productus" Prévot 1941	not validly published, basonym of name in Approved Lists	synonym
    Streptococcus pseudopneumoniae Arbique et al. 2005	validly published under the ICNP	correct name
    Streptococcus pseudoporcinus Bekal et al. 2007	validly published under the ICNP	correct name
    Streptococcus pyogenes Rosenbach 1884 (Approved Lists 1980)	validly published under the ICNP	correct name
    Streptococcus raffinolactis Orla-Jensen and Hansen 1932 (Approved Lists 1980)	validly published under the ICNP	synonym
    Streptococcus raffinosi Nguyen et al. 2024	validly published under the ICNP	correct name
    Streptococcus ratti corrig. Coykendall 1977 (Approved Lists 1980)	validly published under the ICNP	correct name
    Streptococcus rattus Coykendall 1977 (Approved Lists 1980)	inaccurate spelling	misspelling
    Streptococcus respiraculi Niu et al. 2018	validly published under the ICNP	correct name
    Streptococcus rifensis Kadri et al. 2014	validly published under the ICNP	correct name
    Streptococcus rubneri Huch et al. 2013	validly published under the ICNP	correct name
    Streptococcus ruminantium Tohya et al. 2017	validly published under the ICNP	correct name
    Streptococcus ruminicola Park et al. 2023	validly published under the ICNP	correct name
    Streptococcus rupicaprae Vela et al. 2011	validly published under the ICNP	correct name
    Streptococcus saccharolyticus Farrow et al. 1985	validly published under the ICNP	synonym
    Streptococcus salivarius Andrewes and Horder 1906 (Approved Lists 1980)	validly published under the ICNP	correct name
    Streptococcus saliviloxodontae Saito et al. 2014	validly published under the ICNP	correct name
    Streptococcus sanguinis corrig. White and Niven 1946 (Approved Lists 1980)	validly published under the ICNP	correct name
    Streptococcus sanguis White and Niven 1946 (Approved Lists 1980)	inaccurate spelling	misspelling
    Streptococcus sciuri Volokhov et al. 2023	validly published under the ICNP	correct name
    "Streptococcus shenyangsis" Liu et al. 2021	not validly published	preferred name
    Streptococcus shiloi Eldar et al. 1995	validly published under the ICNP	synonym
    Streptococcus sinensis Woo et al. 2002	validly published under the ICNP	correct name
    Streptococcus sobrinus (ex Coykendall 1974) Coykendall 1983	validly published under the ICNP	correct name
    Streptococcus suis (ex Elliott 1966) Kilpper-Bälz and Schleifer 1987	validly published under the ICNP	correct name
    Streptococcus suivaginalis Nicholson et al. 2025	validly published under the ICNP	correct name
    "Streptococcus symci" Qi et al. 2021	not validly published	preferred name
    Streptococcus tangierensis Kadri et al. 2015	validly published under the ICNP	correct name
    "Streptococcus taonis" Lee et al. 2024	not validly published	preferred name
    "Streptococcus taoyuanensis" Lee et al. 2024	not validly published	preferred name
    Streptococcus thalassemiae Diouf et al. 2023	validly published under the ICNP	correct name
    Streptococcus thermophilus Orla-Jensen 1919 (Approved Lists 1980)	validly published under the ICNP	synonym
    Streptococcus thoraltensis Devriese et al. 1997	validly published under the ICNP	correct name
    Streptococcus tigurinus Zbinden et al. 2012	validly published under the ICNP	synonym
    "Streptococcus timonensis" Ricaboni et al. 2017	not validly published	preferred name
    Streptococcus toyakuensis Wajima et al. 2022	validly published under the ICNP	correct name
    Streptococcus troglodytae Okamoto et al. 2013	validly published under the ICNP	correct name
    Streptococcus troglodytidis Zhang et al. 2013	validly published under the ICNP	correct name
    Streptococcus uberis Diernhofer 1932 (Approved Lists 1980)	validly published under the ICNP	correct name
    Streptococcus urinalis Collins et al. 2000	validly published under the ICNP	correct name
    Streptococcus ursoris Shinozaki-Kuwahara et al. 2011	validly published under the ICNP	correct name
    "Streptococcus vaginalis" Chao et al. 2021	not validly published	preferred name
    "Streptococcus varani" Bakour et al. 2016	not validly published	preferred name
    Streptococcus vestibularis Whiley and Hardie 1988	validly published under the ICNP	correct name
    Streptococcus vicugnae Volokhov et al. 2021	validly published under the ICNP	correct name
    "Streptococcus vulneris" Chung et al. 2022	not validly published	preferred name
    Streptococcus waius Flint et al. 1999	validly published under the ICNP	synonym
    Streptococcus wuxiensis Zhou et al. 2025	validly published under the ICNP	correct name
    "Streptococcus xiaochunlingii" Zou et al. 2020	not validly published	preferred name
    Streptococcus zalophi Volokhov et al. 2021	validly published under the ICNP	correct name
    "Streptococcus zhangguiae" Yang et al. 2024	not validly published	preferred name

Parent taxon: Streptococcaceae Deibel and Seeley 1974 (Approved Lists 1980)

Assigned by: Deibel RH, Seeley Jr HW. Genus I. Streptococcus Rosenbach 1884, 22. In: Buchanan RE, Gibbons NE (eds), Bergey's Manual of Determinative Bacteriology, 8th ed., The Williams and Wilkins Co., Baltimore, 1974, p. 490-515.

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Record number: 517118