Natura - nature actualia - actual entities Mundus Plinius - physical world naturalia - natural bodies ["Animale Regnum" nom. inval. - animal kingdom] see Kingdom Animalia Linnaeus, 1758 [Class "Pisces" nom. inval. - fishes] see Class Pisces Linnaeus, 1758 [Order "Malacopterygii" nom. inval.] see Class Pisces Linnaeus, 1758 [Genus "Coregonus" nom. inval.] see Genus Coregonus Linnaeus, 1758 1 "Albula" nom. inval. 1.0 ["Lavaretus" nom. inval.] see Albula nom. inval. 2 "Thymallus" nom. inval. 3 "Oxyrhynchus" nom. inval.