- The Calymmian Period (from Ancient Greek: κάλυμμα, romanized: kálymma, meaning “cover”) is the first geologic period in the Mesoproterozoic Era and lasted from 1600 Mya to 1400 Mya (million years ago). Instead of being based on stratigraphy, these dates are defined chronometrically.
- Port Macquarie (Wikipedia)
Port Macquarie, locally nicknamed Port, is a coastal city the local government area of Port Macquarie-Hastings. It is located on the Mid North Coast of New South Wales, Australia, about 390 km (242 mi) north of Sydney, and 570 km (354 mi) south of Brisbane. The city is located on the Tasman Sea coast, at the mouth of the Hastings River, and at the eastern end of the Oxley Highway (B56). The city with its suburbs had a population of 47,973 in June 2018 and an estimated population of 50,307 in June 2023.