Estimated length is up to 50 feet and weight is approximately 20 tons. Sharks lived around 165–140 million years ago, but the reason for their extinction is still unknown.
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Also known as Giant Salmon Shark due to its resemblance to a salmon shark. Giants lived approx. 95–66 million years ago, with a weight of 17 tons and a length of 40 feet.
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Monstrous sharks with weights up to 50 tons and lengths greater than 50 feet lived around 3.7–2.5 million years ago. An accurate account of disappearance is unknown.
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Sark, who lived around 290 to 250 million years ago, had a unique, sipral-shaped jaw with sharp teeth and an estimated average length of around 20 to 50 feet.
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Sharks lived between 380 and 36 million years ago, with an estimated size of 15 to 30 feet, looks like snout. The cause of their extinction is also mysterious.
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