Temporal range: Wenlock–Early Devonian
|Drawing of the type specimen.|
Proscorpius (meaning 'dawn scorpion') is an extinct genus of proscorpiid scorpion that was originally thought to have been a eurypterid. Proscorpius lived during the Silurian and Devonian periods (about 430-418 ma). The type and only species, Proscorpius osborni is currently the world's oldest scorpion. It was discovered in an epifaunal stratum of New York.
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