Gigantoscorpio willsi is an extinct species of scorpion[2][3] which lived between 345.0 million and 342.8 million years ago, during the Visean age of the Carboniferous.
[4] Its type specimen is BMNH In.
42707, which is a 3D body fossil of its exoskeleton found near modern-day United Kingdom.
[5] It is thought to have grown up to around 40 cm (16 in) long,[6] but later study estimated its total length about 24 cm (9.4 in).
[7] This prehistoric scorpion-related article is a stub.