Tyrannosaurus rex, traditional pose
The "tail dragging" posture is now known to be inaccurate but it is still iconic. Tyrannosaurs lived late in the dinosaur age, in the late Cretaceous, from around 90 - 66 million years ago. They went extinct in the mass extinction event.
1 3/8 inch (3.5 cm) wide, just over 1/4 inch (1.6 cm) deep and 1 inch (2.5 cm) tall.