The Pisco Basin is a hot, desert area famed for frequent discoveries of ancient marine species and was an extensive sea in ancient times, making it a reservoir of marine fossils.
Peruvian paleontologists have revealed a 9-million-year-old fossil of Cosmopolitodus Hastalis, a precursor to the great white shark. Found in Peru's Pisco basin, the exceptional fossil includes a ...
It belonged to a Squalicorax falcatus shark, which prowled ... the tooth survived intact. The species met its demise during the Cretaceous-Tertiary extinction event (known as the KT extinction ...