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. Lapis ruderatus nom. inval. see Graptolithus proelia, urbes, rudera vel similia referens nom. inval.