The area was teeming with life , with millions of leaves , angiosperms ( the oldest known ) , insects , fish , frogs , salamanders , mammals , turtles , and lizards discovered to date .
The area was teeming with life , with millions of leaves , angiosperms ( the oldest known ) , insects , fish , frogs , salamanders , mammals , turtles , lizards and crocodilians discovered to date .