2022 Royal Australian Mint - Australian Dinosaurs - $1 AlBr Mintmark and Privy Mark Uncirculated 4 Coin Set


There are 13 units left in stock.

It's Dinosaur Month here at Online Coins and Collectables! Every customer who makes a purchase of the new RAM Australian Dinosaurs series will go in the draw to be one of 10 lucky winners to receive a Dinosaur Prize Pack which may include games, puzzles, gift cards and more! 

Winners will be announced live on our Facebook page, Tuesday February 1.


Platypterygius australis, an ichthyosaur (marine reptile), lived 105 to 100 million years ago and swam the Eromanga Sea, a large inland seaway that covered much of Eastern Australia during the Cretaceous. Platypterygius weighed 3500kg and possessed an elongated jaw with over 200 teeth that it swept through the water to catch its prey of fish and squid.

This species swam in a large inland seaway called the Eromanga Sea that covered much of Eastern Australia during the Cretaceous period.

Size: ~3500kg.
Diet: Fish and squid.
Discovery: In 1990 Mary Waded studied a wide range of ichthyosaur material from Australia and concluded that the fossils represented a new species.
Age: 105.3 to 99.7 million years ago. Cretaceous period

McCurry Note:
“Platypterygius holotype is from Hughenden, Queensland so use that location”


  • Coin’s reverse design commemorates the Platypterygius australis, an Australian Dinosaur
  • Set contains ‘C’ Mintmark and ‘S’, ‘M’ and ‘B’ Privy Mark coins
  • Coin’s obverse features the effigy of Her Majesty Queen Elizabeth II designed by Jody Clark
  • Australian legal tender


  • Denomination - $1 AUD
  • Mark - 'C' Mintmark & 'B' , 'M' , 'S' Privy Marks
  • Metal Content - AlBr
  • Mass - 9.00g
  • Diameter - 25.00mm
  • Finish - Uncirculated
  • Maximum Mintage - Unlimited
  • Packaging - Coin in Card