During which geological era did the extant Nile crocodile first appear according to East African fossils?

Answer

Late Miocene to the Early Pliocene

Paleontological evidence recovered from Kenya indicates that the first appearance of the species we currently classify as the extant Nile crocodile falls within the geological span of the Late Miocene to the Early Pliocene.

During which geological era did the extant Nile crocodile first appear according to East African fossils?
animalOriginreptileCrocodileNile