Rhamphorhynchus (/ˌræmfəˈrɪŋkəs, -foʊ-/,[1] "beak snout") is a genus of long-tailed pterosaurs in the Jurassic period. Less specialized than contemporary, short-tailed pterodactyloid pterosaurs such as Pterodactylus, it had a long tail, stiffened with lig