Eurypterids
Eurypterids, often informally called sea scorpions, are a group of extinct arthropods that form the order Eurypterida. The earliest known eurypterids date to the Darriwilian stage of the Ordovician...
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Extinct Animals Face Claims
Inspired by amalfi5000, dynasti, and starklinson's Face Claims
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Face claims sorted by prehistoric and extinct animals by time periods, geography, classification, popularity, etc.
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