Archaeoistiodactylus
In Depth As the name suggests, Archaeoistiodactylus is the oldest known istiodactylid pterosaur. Further Reading – A new pterosaur (Pterosauria) from Middle Jurassic Tiaojishan Formation of western Liaoning, China. – Global Geology 13:113-118. – J. L� & X. Fucha – 2018.