The 'Dinheirosaurus lourinhanensis' coin is only legal tender in Portugal and has the following features:
On the obverse:
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At the top and on the left, articulating vertebrae of Dinheirosaurus lourinhanensis;
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In the middle, a dinosaur trackway and the silhouette of a dinosaur moving away;
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At the bottom and on the right, the face value and the Portuguese coat of arms;
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Around the lower edge, the words 'Portugal 2021'.
On the reverse:
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Filling the centre, the sauropod dinosaur in its paleoenvironment;
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Around the left edge, the scientific name of the Dinheirosaurus lourinhanensis species;
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Around the right edge, the name of the author and the words 'Casa da Moeda'.
The characteristics of this coin were approved by Executive Order No 36/2021, published in the Official Gazette, Series I - No 31 of 15 February 2021.
The issue limit was set at 25,000 coins with normal finish.