Natura - nature Universum - universe see [unranked] Mundus Plinius naturalia - natural bodies Animale Regnum nom. inval. - animal kingdom see Kingdom Animalia Linnaeus, 1758 Class Amphibia nom. inval. - reptiles and amphibians see Class Amphibia Linnaeus, 1758 Order Serpentia nom. inval. see Order Serpentes Linnaeus, 1758 Genus Coluber Linnaeus, 1748, nom. inval. see Genus Coluber Linnaeus, 1758