Tag Archive for 'Mesosaur'

Mesosaurs are small to mid-sized aquatic to semiaquatic amniotes that lived in Gondwana during the Early Permian epoch. Image credit: Roman Yevseyev / Graciela Piñeiro.

Paleontologists Unearth What May Be Largest Known Mesosaurs

Jan 3, 2025 by Enrico de Lazaro

Paleontologists in Uruguay have discovered large, poorly preserved and incomplete skulls, as well as several associated bones, of ancient aquatic reptiles...

Mesosaurus. Image credit: Roman Yevseyev / Graciela Piñeiro.

Mesosaurs: ‘Oldest-Known Aquatic Reptiles’ Were Semi-Aquatic, Paleontologists Say

Sep 20, 2018 by News Staff

According to new research published in the journal Frontiers in Ecology and Evolution, mesosaurs — the oldest known reptiles that developed aquatic...

Oldest Reptile Embryos Discovered

Apr 12, 2012 by Sergio Prostak

An international team of paleontologists has unearthed the oldest known fossil reptile embryos dating back about 280 million years. An artist’s reconstruction...