Atention:The tooth has two failures. One in the tip and the other on the side of on one side. The tooth, has still part of the root.
The teeth of Stegosaurus are a big rarity, which makes of them the "Holy Grail" of the fossils of Herbivorous of the Upper Jurassic of Portugal. Getting lucky to catch a tooth in perfect condition, is virtually even rarer to get... and this, is technically, perfect!