Directory
References
Discover
Protostegidae
fossil turtle family
Learn about this topic in these articles:
turtle ancestry
- In turtle: Origin and evolution
…is a member of the Protostegidae, a likely sister group of modern leatherback sea turtles. S. gaffneyi had a streamlined shell of about 1.5 metres (5 feet) and forelimbs well along the evolutionary path to becoming flippers.
Read More