Alopias palatasi
David Ward
A thresher shark known only from its teeth. They exceed 4 cm and have serrated edges, which is what makes them unique.
Photo: Apokryltaros (CC BY-SA 4.0)
The first vertebrates were jawless fish armoured in bony plates, as early as the Ordovician nearly 480 million years ago. Jaws came later. The Devonian is nicknamed the age of fishes, with sharks and armoured giants. This whole story played out entirely in water.
A few cards of the album
The start of their anecdote. The album's other cards are for you to discover in the game.
Aquilolamna
Romain Vullo
Its extremely long winglike pectoral fins measured 1.90 meters from tip to tip. That was wider than its body was long at 1.65 meters.
Photo: Apokryltaros (CC BY-SA 4.0)
Aspidorhynchus
Agassiz
Slender and fast, this fish had elongated jaws lined with teeth. The upper one was longer than the lower and ended in a toothless spike. Some species reached 85 cm. Its scales were heavy and its tail symmetrical.
Photo: Ghedoghedo (CC BY-SA 4.0)
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