Prehistoric scorpion genera

Brontoscorpio is an extinct genus of possible scorpion that lived in the Early Devonian. Remains of the only known species, Brontoscorpio anglicus, were discovered in the St. Maughan's Formation, Lochkovian-aged (previously also considered as late Silurian) sandstone from Trimpley, Worcestershire.

Palaeophonus (meaning "ancient killer") is one of the oldest known genera of scorpions.

Paraisobuthus is an extinct genus of scorpions from the Upper Carboniferous of Europe and North America.