Humans’ Oldest Jawed Ancestor Is A 439-Million-Year-Old Spiky Shark – Surprising Discovery Shows

Life reconstruction of Fanjingshania renovata. Credit: Zhang Heming

 The quest to identify humans’ oldest continues. As scientists explore the realm of animals that lived on this planet millions of years ago, the evolution picture becomes more complete.

Living sharks are often portrayed as the apex predators of the marine realm. Paleontologists have been able to identify fossils of their extinct ancestors that date back hundreds of millions of years to a time known as the Palaeozoic period. These early “sharks,” known as acanthodians, bristled with spines. In contrast to modern sharks, they developed bony “armor” around their paired fins.

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Source: https://www.ancientpages.com/2022/04/07/a-population-out-of-africa-explains-east-asian-lineages-in-europe-45000-years-ago/