Alphadon (meaning "first tooth") was a genus of small, primitive mammal that was a member of the metatherians, a group of mammals that includes modern-day marsupials. Its fossils were first discovered and named by George Gaylord Simpson in 1929.[2]
Alphadon
Dinosaurs and Other Prehistoric Creatures
for Dinosaurs and Other Prehistoric Creatures in The Land Before Time
Suggested by manassestobias
What if a photorealistic remake of The Land Before Time was to be made?
