Streptococcus foetidus var. buccalis
表兄链球菌Streptococcus sobrinus
猪肠链球菌Streptococcus hyointestinalis
表兄链球菌Streptococcus sobrinus
唾液链球菌唾液亚种Streptococcus salivarius salivarius
肺炎双球菌Streptococcus pneumoniae;Diplococcus pneumoniae
少酸链球菌Streptococcus acidominimus
唾液链球菌唾液亚种Streptococcus salivarius salivarius
乳房链球菌Streptococcus uberis