Fossils: Flying reptile from 60 million years ago has the oldest true opposed THUMB
Daily Mail
Dubbed 'Monkeydactyl', the small Jurassic pterosaur - which had a 2.8 foot (85cm) wingspan - was uncovered from the ' Tiaojishan ' rock formations of Liaoning, China.
https://www.dailymail.co.uk/sciencetech/article-9462137/Fossils-Flying-reptile-60-million-years-ago-oldest-true-opposed-THUMB.html?ns_mchannel=rss&ns_campaign=1490&ito=1490