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| 1 1/4 inches Isurus retroflexus, Longfin Mako Shark, fossil shark tooth from Ace River Basin, SC. Hawthorne Formation - Oligocene Epoch |
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| 1 3/16 inches Isurus retroflexus, Longfin Mako Shark, fossil shark tooth from Aurora, North Carolina. Pungo formation - Miocene Epoch |
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| 1 5/16 inches Isurus retroflexus, Longfin Mako Shark, fossil shark tooth from Charleston County, South Carolina. Chandler Bridge Formation - Oligocene Epoch |
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