|Named By:||Leif Stoermer in 1963|
|Location:||Scotland - Glencartholm Volcanic Beds Formation|
|Fossil(s):||Partial remains of at least two individuals|
|Classification:||| Arthropoda | Chelicerata | Arachnida | Scorpiones | Holosternina | Gigantoscorpionoidea | Gigantoscorpionidae ||
Gigantoscorpio willsi is an extinct species of scorpion. which existed between 346.7 million and 330.9 million years ago. Its type specimen is BMNH In. 42706a,b, In. 42707, which is a 3D body fossil of its exoskeleton found near modern-day United Kingdom.