This unique arrangement suggests it may have glided through trees

3 ft) in length

One of its most distinctive diagnostic features was its defensive apparatus: the upper tusks

crustaceans and other marine animals that it could catch with its powerful jaws

Atopodentatus unicus Variant:Unprimed This unique arrangement suggests itAtopodentatus unicus was a marine reptile that lived during the Middle Triassic Period, approximately 247 million years ago, in what is now southern China. Its name means "unique with teeth on top," and it's no coincidence: this animal is known for possessing one of the strangest mouth structures ever seen in a vertebrate. Measuring about three meters in length, its body was elongated, with flattened limbs adapted for swimming, indicating that it led