Special member state territories and the European Union claim of Adélie Land in Antarctica) is a French Overseas Territory but has no permanent population. It has "sui generis" status within France. Saint-Pierre and Miquelon, Saint Barthélemy, French Polynesia, and Wallis and Futuna are overseas collectivities (formerly referred to as overseas territories) of France, while New Caledonia is a ""sui generis" collectivity". Saint Barthélemy and Saint-Pierre and Miquelon use the euro, while New Caledonia, French Polynesia and Wallis and Futuna use the CFP Franc, a currency which is tied to the euro and guaranteed by France. Natives of the collectivities are European citizens owing to their French citizenship and
Biodiversity of New Caledonia Winteraceae, Myrtaceae, southern sassafras (Atherospermataceae), conifers of Araucariaceae, Podocarpaceae, and Cupressaceae, and tree ferns. New Caledonia comprises fragments of the continental crust of Gondwana, dating to over one hundred million years ago (MYA), as well as volcanic material. The fragments apparently split from the Indo-Australian tectonic plate. Prevailing opinion holds that the archipelago represents the non-submerged regions of the continental fragment known as Zealandia. Zealandia broke away from the Australian part of Gondwana some 80-90 MYA. The separation of New Caledonia from mainland contact must have begun some tens of millions of years ago, probably during the Cretaceous period. However,