Angustinaripterini He, 1983

Jagielska, Natalia, O’Sullivan, Michael, Funston, Gregory F., Butler, Ian B., Challands, Thomas J., Clark, Neil D. L., Fraser, Nicholas C., Penny, Amelia, Ross, Dugald A., Wilkinson, Mark & Brusatte, Stephen L., 2022, A skeleton from the Middle Jurassic of Scotland illuminates an earlier origin of large pterosaurs, Current Biology 32, pp. 1-8 : 1

Angustinaripterini He, 1983

Included species

Angustinaripterus longicephalus, Sericipterus wucaiwanensis, and Dearc sgiathanach (below).

Diagnosis

Group of rhamphorhynchine pterosaurs sharing a low and elongate skull (height-to-length ratio <0.2); large antorbital fenestra (20%–35% skull length and>80% orbit dorsoventral height); lacrimal process of jugal nearly perpendicularly inclined (90 ǫ – 110 ǫ) to jugal body; strongly inclined quadrate (130 ǫ –140 ǫ relative to maxilla long axis); cervical vertebrae with considerable change in length-to-width ratio across the neck (1.8 to 1.2, from anterior to posterior); humeral diaphysis slender with muscle scar tubercle.