Lactococcus Schleifer, Kraus, Dvorak, Kilpper-Balz, Collins & Fischer, 1986 Dataset TAXREF Rank GENUS Classification kingdom Bacteria phylum Firmicutes class Bacilli order Lactobacillales family Streptococcaceae genus Lactococcus Name Homonyms Lactococcus Schleifer, Kraus, Dvorak, Kilpper-Balz, Collins & Fischer, 1986