Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         [crown] Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
           Domain Bacteria Woese et al. 1990 [paraphyletic?]
             Superphylum Terrabacteria Battistuzzi et al. 2004
               Phylum Firmicutes corrig. Gibbons and Murray 1978 (Approved Lists 1980)
                 Class Bacilli Ludwig et al. 2010
                   Order Lactobacillales Ludwig et al. 2010
                     Family Streptococcaceae Deibel and Seeley 1974 (Approved Lists 1980)
                       Genus Streptococcusᵀ Rosenbach 1884 (Approved Lists 1980)
                         [Streptococcus adjacens Bouvet et al. 1989] see Granulicatella adiacens (Bouvet et al. 1989) Collins and Lawson 2000
                         [Streptococcus caprinus Brooker et al. 1996] see Streptococcus gallolyticus subsp. gallolyticus (Osawa et al. 1996) Schlegel et al. 2003
                         ["Streptococcus casseliflavus" Vaughan et al. 1979] see Enterococcus casseliflavus (ex Vaughan et al. 1979) Collins et al. 1984
                         [Streptococcus cecorum Devriese et al. 1983] see Enterococcus cecorum (Devriese et al. 1983) Williams et al. 1989
                         [Streptococcus cremoris Orla-Jensen 1919 (Approved Lists 1980)] see Lactococcus lactis subsp. cremoris (Orla-Jensen 1919) Schleifer et al. 1986
                         [Streptococcus defectivus Bouvet et al. 1989] see Abiotrophia defectiva (Bouvet et al. 1989) Kawamura et al. 1995
                         ["Streptococcus diacetilactis" Matuszewski et al.]
                         [Streptococcus difficilis corrig. Eldar et al. 1995] see Streptococcus agalactiae Lehmann and Neumann 1896 (Approved Lists 1980)
                         [Streptococcus durans (ex Sherman and Wing 1937) Knight et al. 1984] see Enterococcus durans (ex Sherman and Wing 1937) Collins et al. 1984
                         ["Streptococcus equisimilis" Frost and Engelbrecht 1936]
                         [Streptococcus faecalis Andrewes and Horder 1906 (Approved Lists 1980)] see Enterococcus faecalis (Andrewes and Horder 1906) Schleifer and Kilpper-Bälz 1984
                         [Streptococcus faecium Orla-Jensen 1919 (Approved Lists 1980)] see Enterococcus faecium (Orla-Jensen 1919) Schleifer and Kilpper-Bälz 1984
                         [Streptococcus gallinarum Bridge and Sneath 1982] see Enterococcus gallinarum (Bridge and Sneath 1982) Collins et al. 1984
                         [Streptococcus garvieae Collins et al. 1984] see Lactococcus garvieae (Collins et al. 1984) Schleifer et al. 1986
                         ["Streptococcus haemolyticus"]
                         [Streptococcus hansenii Holdeman and Moore 1974 (Approved Lists 1980)] see Blautia hansenii (Holdeman and Moore 1974) Liu et al. 2008
                         ["Streptococcus hollandicus" Scholl 1891]
                         [Streptococcus intestinalis Robinson et al. 1988] see Streptococcus alactolyticus Farrow et al. 1985
                         [Streptococcus lactis (Lister 1873) Löhnis 1909 (Approved Lists 1980)] see Lactococcus lactis (Lister 1873) Schleifer et al. 1986
                         [Streptococcus macedonicus Tsakalidou et al. 1998] see Streptococcus gallolyticus subsp. macedonicus (Tsakalidou et al. 1998) Schlegel et al. 2003
                         [Streptococcus morbillorum (Prévot 1933) Holdeman and Moore 1974 (Approved Lists 1980)] see Gemella morbillorum (Prévot 1933) Kilpper-Bälz and Schleifer 1988
                         [Streptococcus parvulus (Weinberg et al. 1937) Cato 1983] see Atopobium parvulum (Weinberg et al. 1937) Collins and Wallbanks 1993
                         [Streptococcus pasteurianus Poyart et al. 2002] see Streptococcus gallolyticus subsp. pasteurianus (Poyart et al. 2002) Schlegel et al. 2003
                         [Streptococcus plantarum Collins et al. 1984] see Lactococcus plantarum (Collins et al. 1984) Schleifer et al. 1986
                         ["Streptococcus pluton" (White 1912) Gubler 1954]
                         [Streptococcus raffinolactis Orla-Jensen and Hansen 1932 (Approved Lists 1980)] see Lactococcus raffinolactis (Orla-Jensen and Hansen 1932) Schleifer et al. 1988
                         ["Streptococcus refringens"]
                         [Streptococcus saccharolyticus Farrow et al. 1985] see Enterococcus saccharolyticus (Farrow et al. 1985) Rodrigues and Collins 1991
                         ["Streptococcus sanguis"]
                         [Streptococcus shiloi Eldar et al. 1995] see Streptococcus iniae Pier and Madin 1976 (Approved Lists 1980)
                         [Streptococcus thermophilus Orla-Jensen 1919 (Approved Lists 1980)] see Streptococcus salivarius subsp. thermophilus (Orla-Jensen 1919) Farrow and Collins 1984
                         [Streptococcus waius Flint et al. 1999] see Streptococcus gallolyticus subsp. macedonicus (Tsakalidou et al. 1998) Schlegel et al. 2003
                         ["Streptococcus zooepidemicus" Frost and Englebrecht 1936]
                         01 Streptococcus acidominimus Ayers and Mudge 1922 (Approved Lists 1980)
                         02 Streptococcus agalactiae Lehmann and Neumann 1896 (Approved Lists 1980)
                         03 Streptococcus alactolyticus Farrow et al. 1985
                         04 Streptococcus anginosus (Andrewes and Horder 1906) Smith and Sherman 1938 (Approved Lists 1980)
                         04.0 ["Streptococcus anginosis"] see Streptococcus anginosus (Andrewes and Horder 1906) Smith and Sherman 1938 (Approved Lists 1980)
                         05 Streptococcus australis Willcox et al. 2001
                         06 Streptococcus bovis Orla-Jensen 1919 (Approved Lists 1980)
                         07 Streptococcus caballi Milinovich et al. 2008
                         08 Streptococcus canis Devriese et al. 1986
                         09 Streptococcus castoreus Lawson et al. 2005
                         10 Streptococcus constellatus (Prévot 1924) Holdeman and Moore 1974 (Approved Lists 1980)
                         11 Streptococcus criceti corrig. Coykendall 1977 (Approved Lists 1980)
                         12 Streptococcus cristatus corrig. Handley et al. 1991
                         13 Streptococcus dentirousetti Takada and Hirasawa 2008
                         14 Streptococcus devriesei Collins et al. 2004
                         15 Streptococcus didelphis Rurangirwa et al. 2000
                         16 Streptococcus downei Whiley et al. 1988
                         17 Streptococcus dysgalactiae (ex Diernhofer 1932) Garvie et al. 1983
                         18 Streptococcus entericus Vela et al. 2002
                         19.1 Streptococcus equi Sand and Jensen 1888 (Approved Lists 1980)
                         19.2 Streptococcus dentapri Takada et al. 2010
                         20 Streptococcus equinus Andrewes and Horder 1906 (Approved Lists 1980)
                         21 Streptococcus ferus (ex Coykendall 1977) Coykendall 1983
                         22 Streptococcus gallinaceus Collins et al. 2002
                         23 Streptococcus gallolyticus Osawa et al. 1996
                         24 Streptococcus gordonii Kilian et al. 1989
                         25 Streptococcus halichoeri Lawson et al. 2004
                         26 Streptococcus henryi Milinovich et al. 2008
                         27 Streptococcus hyointestinalis Devriese et al. 1988
                         28 Streptococcus hyovaginalis Devriese et al. 1997
                         29 Streptococcus ictaluri Shewmaker et al. 2007
                         30 Streptococcus infantarius Schlegel et al. 2000
                         31 Streptococcus infantis Kawamura et al. 1998
                         32 Streptococcus iniae Pier and Madin 1976 (Approved Lists 1980)
                         33 Streptococcus intermedius Prévot 1925 (Approved Lists 1980)
                         34 Streptococcus lutetiensis Poyart et al. 2002
                         35 Streptococcus macacae Beighton et al. 1984
                         36 Streptococcus marimammalium Lawson et al. 2005
                         37 Streptococcus massiliensis Glazunova et al. 2006
                         38 Streptococcus merionis Tappe et al. 2009
                         39 Streptococcus minor Vancanneyt et al. 2004
                         40 Streptococcus mitis Andrewes and Horder 1906 (Approved Lists 1980)
                         41 Streptococcus mutans Clarke 1924 (Approved Lists 1980)
                         42 Streptococcus oligofermentans Tong et al. 2003
                         43 Streptococcus oralis Bridge and Sneath 1982
                         44 Streptococcus orisratti Zhu et al. 2000
                         45 Streptococcus orisuis Takada and Hirasawa 2007
                         46 Streptococcus ovis Collins et al. 2001
                         47 Streptococcus parasanguinis corrig. Whiley et al. 1990
                         48 Streptococcus parauberis Williams and Collins 1990
                         49 Streptococcus peroris Kawamura et al. 1998
                         50 Streptococcus phocae Skaar et al. 1994
                         51 Streptococcus pleomorphus Barnes et al. 1979 (Approved Lists 1980)
                         52 Streptococcus pluranimalium Devriese et al. 1999
                         53 Streptococcus pneumoniae (Klein 1884) Chester 1901 (Approved Lists 1980)
                         54 Streptococcus porcinus Collins et al. 1985
                         55 Streptococcus pseudopneumoniae Arbique et al. 2005
                         56 Streptococcus pseudoporcinus Bekal et al. 2007
                         57 Streptococcus pyogenes Rosenbach 1884 (Approved Lists 1980)
                         58.1 Streptococcus ratti corrig. Coykendall 1977 (Approved Lists 1980)
                         58.2 Streptococcus ursoris Shinozaki-Kuwahara et al. 2011
                         59 Streptococcus salivarius Andrewes and Horder 1906 (Approved Lists 1980)
                         59.0 ["Streptococcus salivaris"] see Streptococcus salivarius Andrewes and Horder 1906 (Approved Lists 1980)
                         60 Streptococcus sanguinis corrig. White and Niven 1946 (Approved Lists 1980)
                         61 Streptococcus sinensis Woo et al. 2002
                         62 Streptococcus sobrinus (ex Coykendall 1974) Coykendall 1983
                         63.1.1 Streptococcus suis (ex Elliot 1966) Kilpper-Bälz and Schleifer 1987
                         63.1.2 Streptococcus porci Vela et al. 2010
                         63.2 Streptococcus plurextorum Vela et al. 2009
                         64 Streptococcus thoraltensis Devriese et al. 1997
                         65 Streptococcus uberis Diernhofer 1932 (Approved Lists 1980)
                         66 Streptococcus urinalis Collins et al. 2000
                         67 Streptococcus vestibularis Whiley and Hardie 1988