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 Herpesvirales Family Herpesviridaeᵀ Subfamily Betaherpesvirinae Genus Muromegalovirus 1.1 Murid betaherpesvirus 1ᵀ 1.2 Murid betaherpesvirus 8 2 Murid betaherpesvirus 2