{"product_id":"belemnite-specimen-posidonia-shale-formation-germany-jurassic-period-201-4-to-145-mil-2","title":"Belemnite \u0026 Ammonite, Posidonia Shale formation, Germany, 21x13cm, 935gr","description":"\u003cp\u003eOwn a genuine piece of ancient marine history with this dual-fossil specimen from Germany's renowned Posidonia Shale formation. Dating to the Jurassic period (201.4 to 145 million years ago), this specimen showcases both a belemnite—an extinct relative of modern squid—and an ammonite, a spiral-shelled cephalopod that thrived in prehistoric oceans. The exceptional preservation in the fine shale matrix reveals intricate details of these fascinating creatures. Ideal for collectors, students, and paleontology enthusiasts seeking authentic Jurassic fossils with compelling geological significance.\u003c\/p\u003e\n\u003cp\u003eAge: Jurassic period (201.4 to 145 million years ago)\u003c\/p\u003e\n\u003cp\u003eSize: 21x13cm\u003c\/p\u003e\n\u003cp\u003eWeight: 935 grams\u003c\/p\u003e","brand":"John P Silva","offers":[{"title":"Default Title","offer_id":52666589741374,"sku":"BL3","price":74.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0892\/9080\/1470\/files\/20260128_110255.jpg?v=1769618251","url":"https:\/\/silvansons.com\/products\/belemnite-specimen-posidonia-shale-formation-germany-jurassic-period-201-4-to-145-mil-2","provider":"Silva N Sons","version":"1.0","type":"link"}