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] ?"viruses" Order Caudovirales Family Myoviridae Subfamily Vequintavirinae Genus Vequintavirus 1 Escherichia virus APECc02 2 Escherichia virus FFH2 3 Escherichia virus FV3 4 Escherichia virus JES2013 5 Escherichia virus Murica 6 Escherichia virus slur16 7 Escherichia virus V5ᵀ 8 Escherichia virus V18