Systema naturæ - nature Universum - universe see [unranked] Mundus Plinius naturalia - natural bodies Regnum Lapideum - mineral kingdom Class Fossilia nom. inval. - Lapides aggregati Order Petrificata - fossils Genus Graptolithus nom. inval. Concha anomia nom. inval. see Graptolithus circulos intra circulos referens nom. inval.