[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020] Domain Bacteria Woese et al. 1990 Phylum Firmicutes corrig. Gibbons and Murray 1978 (Approved Lists 1980) Class "Clostridia" Garrity et al. 2001 nom. ined. see Class Clostridia Rainey 2010 Order Clostridiales Prévot 1953 (Approved Lists 1980) Family Clostridiaceae Pribram 1933 (Approved Lists 1980) Genus Dorea Taras et al. 2002 Dorea formicigenerans (Holdeman and Moore 1974) Taras et al. 2002