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 Negativicutes Marchandin et al. 2010 [monotypic] Order Veillonellales Campbell et al. 2015 [monotypic] Family Veillonellaceaeᵀ Rogosa 1971 (Approved Lists 1980) Genus Veillonellaᵀ Prévot 1933 (Approved Lists 1980) Veillonella parvula (Veillon and Zuber 1898) Prévot 1933 (Approved Lists 1980) 1 [Veillonella parvula subsp. atypica Rogosa 1965 (Approved Lists 1980)] see Veillonella atypica (Rogosa 1965) Mays et al. 1982 2 [Veillonella parvula subsp. parvulaᵀ (Veillon and Zuber 1898) Rogosa 1965 (Approved Lists 1980)] see Veillonella parvula (Veillon and Zuber 1898) Prévot 1933 (Approved Lists 1980) 2.0 ["Veillonella parvula subsp. parvula"ᵀ Rogosa 1965 err. bibl.] see Veillonella parvula subsp. parvula (Veillon and Zuber 1898) Rogosa 1965 (Approved Lists 1980) 3 [Veillonella parvula subsp. rodentium Rogosa 1965 (Approved Lists 1980)] see Veillonella rodentium (Rogosa 1965) Mays et al. 1982