Sand Dollars (Mepygurus marmonti) - Madagascar This is a great example

This is a great example of botryoidal hemimorphite

Tooth Length: 2

Location: Southeastern United StatesYou will receive the fossil and Display Box pictured

Commonly found in India

Climate change taking place during their time caused sea levels to rise

Sand Dollars (Mepygurus marmonti) - Madagascar This is a great exampleAlthough sand dollars can still be found on beaches today, this species is extinct and a distant relative. Sand dollars did not appear on the evolutionary tree until the Paleocene (~60 million years ago). Mepygurus marmonti dates back to the Late Jurassic Period, roughly 150 million years ago. Even though they may look harmless, these were actually predatory creatures, often feeding on the larva of crustaceans. These specimens also possess pentameral