Natura - nature actualia - actual entities Mundus Plinius - physical world naturalia - natural bodies Biota Domain Bacteria Woese et al. 1990 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 Enterococcaceae Ludwig et al. 2010 Genus Enterococcusᵀ (ex Thiercelin and Jouhaud 1903) Schleifer and Kilpper-Bälz 1984 Enterococcus malodoratus (ex Pette 1955) Collins et al. 1984