The existing structure was built no later than the late Ptolemaic period.

The burial chamber had been reused in the Ptolemaic period.

Canopic chests fell out of use during the Ptolemaic period.

Elements of centralized rule that were derived from the Ptolemaic period lasted into the 4th century.

Tebtunis was a rich town and was a very important regional center during the Ptolemaic period.

During the Ptolemaic period, Babylon and its people were mostly forgotten.

The Greek term nome has been used since the Ptolemaic period.

The elements of the inner temple are dated them from the beginning of the Ptolemaic period.

It was not until the Ptolemaic period that its price fell to that obtaining elsewhere in the ancient world.

Yet the Greek is entirely of the Ptolemaic period.