FOSSIL HORSESHOE CRABS FOR SALE

Horseshoe crabs are Arthropods of the Family Limulidae, Order Xiphosura. Related to Eurypterids, they first evolved during the Ordovician Period, about 450 million years ago. They are brackish water dwellers with a large shell, tiny eyes, and a tail. Sometimes labeled as "living fossils" there are four species still alive today. Horseshoe crabs are rare in the fossil record, but some examples can be very striking. Read more...
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4 Items ($895 to $1,695)