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 Zoolithus nom. inval. - fossil mammals Ossa fossilia nom. inval. - fossil bones see Zoolithus ossium nom. inval.