👉 Brachidontins are a family of extinct lizards that lived during the Late Cretaceous period, around 76-58 million years ago. They were characterized by their elongated body shape and small size, with large eyes and sharp claws for hunting. Brachidontinae was a group that included several genera and species, including the brachiosaurus (a dinosaur), which is known from fossils dating back to this time period.