“Protostega gigas ('first roof' - 'giant') is an extinct species of marine turtle. It was first...Protostega
“Chelosphargis is an extinct genus of sea turtle from Upper Cretaceous of Alabama. Only one...Chelosphargis
“Notochelone is an extinct genus of sea turtle, which existed about 100 million years ago. The...Notochelone
“Odontochelys semitestacea is the oldest known turtle to have been discovered. It is the only...Odontochelys
This category has the following 3 subcategories, out of 3 total.