Seminario - The Secret History of Sharks. A story of evolution and survival
Relatore: Prof. John Long - College of Science and Engineering, Flinders University, Adelaide (South Australia) | Giovedì 19 Febbraio 2026 | ore 15,30 - Aula 1F
19.02.2026
Chondrichthyans (sharks, rays and holocephalans) originated around 465 million years ago, but their fossil record is very scant for the first few tens of millions of years. They survived all 5 of Earth's mass extinction events, but they haven't always had it easy. Their origin story (Ordovician

