/newsroom/taxonomy/term/11541/all en /newsroom/channels/news/ancient-snakes-cheekbone-sheds-light-evolution-modern-snake-skulls-302723 <p>New research from a collaboration between Argentinian and University of Alberta and Æ»¹ûÒùÔº palaeontologists adds a new piece to the puzzle of snake evolution.</p> <p>The researchers examined a strikingly well-preserved fossil of the rear-limbed snake Najash rionegrina, found in Argentina. The study shows that nearly 100 million years ago, these legged snakes still had a cheekbone—also known as a jugal bone—that has all but disappeared in their modern descendants.</p> Wed, 20 Nov 2019 18:09:28 +0000 shirley.cardenas@mcgill.ca 188699 at /newsroom /newsroom/hans-larsson Thu, 19 Dec 2019 19:35:06 +0000 Anonymous 23362 at /newsroom