👉 The word "oreodontoid" is a genus in the family Pseudoceramidae, which includes the pterostylidinids and other small, toothless, mesomorionic animals. These animals have no teeth or jaws, but are characterized by their unique skeletal structure, which makes them difficult to identify as true "odontids" (the type of jawed vertebrates). The genus is named after the Greek word for "ore", which means hard rock,