{"product_id":"1-8-halisaurus-walkeri-mosasaur-fossil-tooth-rooted-cretaceous-dinosaur-era-coa-06mcc120","title":"1.8\" Halisaurus Walkeri Mosasaur Fossil Tooth Rooted Cretaceous Dinosaur Era COA","description":"\u003cp\u003eLocation: Oued Zem, Morocco\u003c\/p\u003e\n\u003cp\u003eWeight: 0.3 Ounces\u003c\/p\u003e\n\u003cp\u003eDimensions: 1.8 Inches Long, 0.6 Inches Wide, 0.6 Inches Thick\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(164, 75, 10);\"\u003e\u003cstrong\u003eComes with a Certificate of Authenticity.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(164, 75, 10);\"\u003e\u003cstrong\u003eComes with a Free Stand And Mineral Tack.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: #6aa84f;\"\u003e\u003cstrong\u003eThe item pictured is the one you will receive.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e85-66 Million Years old, Early Campanian, Maastrichtian Epoch.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cspan style=\"color: #f1c232;\"\u003e\u003cstrong\u003eName: \u003c\/strong\u003e\u003c\/span\u003eHalisaurus\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: #f1c232;\"\u003e\u003cstrong\u003eType: \u003c\/strong\u003e\u003c\/span\u003eCarnivore \/ Piscivore\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: #f1c232;\"\u003e\u003cstrong\u003eSize: \u003c\/strong\u003e\u003c\/span\u003e3 to 4 meters in length.\u003c\/p\u003e\n\u003cp data-end=\"462\" data-start=\"172\"\u003eAmong the diverse mosasaurs of the Late Cretaceous, \u003cspan style=\"color: rgb(164, 87, 10);\"\u003e\u003cstrong\u003eHalisaurus \u003c\/strong\u003e\u003c\/span\u003estood apart as a more moderately sized and lightly built marine predator. Living during the Maastrichtian stage, it weighed approximately 200–350 kilograms—far smaller than the massive apex hunters that dominated the open seas.\u003c\/p\u003e\n\u003cp data-end=\"833\" data-start=\"464\"\u003eWhile giants like Mosasaurus relied on sheer size and power, Halisaurus followed a different evolutionary path. Its slimmer body and proportionally smaller skull suggest a hunter adapted for controlled swimming and maneuverability. Rather than tackling large prey, it likely focused on smaller fish and soft-bodied cephalopods that required precision rather than force.\u003c\/p\u003e\n\u003cp data-end=\"1215\" data-start=\"835\"\u003eThe skull anatomy of Halisaurus reveals a sophisticated feeding system. Flexible joints in the jaw allowed for a wide gape, enabling it to engulf prey efficiently. Along the roof of the mouth were pterygoid teeth—specialized structures that prevented captured animals from escaping once seized. Its slender, pointed teeth were designed to pierce and secure rather than tear flesh.\u003c\/p\u003e\n\u003cp data-end=\"1566\" data-start=\"1217\"\u003eThis feeding strategy allowed Halisaurus to swallow prey whole, reducing the need for complex processing. Its design reflects a balanced survival approach within a competitive marine ecosystem. Though not the largest predator of its time, Halisaurus demonstrates the diversity of adaptations that flourished in the final chapter of the dinosaur era.\u003c\/p\u003e\n\u003chr\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1250\/0441\/files\/Mosasaurfinalimage_1024x1024.jpg?v=1679600991\" alt=\"Halisaurus\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/WRQ-RSNImIM?start=7\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong style=\"color: #bf9000;\"\u003ePlease be aware of the nature of fossils:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBeing buried underground for millions of years under immense pressure can be quite harsh. Rarely does a fossil emerge fully intact and perfect. Most fossils have been restored to some extent, and some are even modified by humans to improve their appearance. In Morocco, workers perform their jobs professionally when uncovering and conserving these natural treasures. However, natural cracks are often visible on the surface, which are part of the fossil's natural beauty and are not seen as flaws.\u003c\/p\u003e\n\u003chr id=\"horizontalrule\"\u003e","brand":"SAID 26","offers":[{"title":"Default Title","offer_id":51842206302488,"sku":"06MCC120","price":27.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1250\/0441\/files\/5U8A1223_3a417ed4-79ee-4128-9bda-8fe02ab064ae.jpg?v=1774141438","url":"https:\/\/www.fossilageminerals.com\/products\/1-8-halisaurus-walkeri-mosasaur-fossil-tooth-rooted-cretaceous-dinosaur-era-coa-06mcc120","provider":"Fossil Age Minerals","version":"1.0","type":"link"}