Stephen A. Czerkas

papers on pterosaurs

Czerkas S. A. and Michelson D. B. 2002. The first occurrence of skeletal pterosaur remains in Utah.  In S. J. Czerkas (ed.), Feathered Dinosaurs and the origin of flight.  The Dinosaur Museum Journal vol. 1  The Dinosaur Museum of Blanding, Utah. (Utahdactylus)

Czerkas S. A. and Ji Q. 2002.  A new Rhamphorhynchoid with a headcrest and complex integumentary structures.  In S. J. Czerkas (ed.), Feathered Dinosaurs and the origin of flight.  The Dinosaur Museum Journal vol. 1  The Dinosaur Museum of Blanding, Utah. (Pterorhynchus)