Beipiaopterus Beipiaopterus Beipiaopterus is a genus of ctenochasmatid pterosaur (flying reptile) from the Lower Cretaceous Yixian Formation (Aptian) in the People's Republic of China. The genus was named in 2003 by Lü Junchang. The generic name is derived from Beipiao City in Liaoning Province and a Latinised Greek "pteron", "wing". The specific epithet honours paleontologist Professor Chen Peiji. The type and only species is based on holotype BPM 0002, a crushed partial skeleton of a subadult individual on a slab, missing the skull. It includes four cervical, fourteen dorsal, three sacral and nine caudal vertebrae, a complete left wing and two
Macrurosaurus Macrurosaurus Macrurosaurus (meaning "large-tailed lizard") is the name given to a genus of dinosaur from the Early Cretaceous. It was a titanosauriform which lived in what is now Europe. The genus "Macrurosaurus" was named by Harry Govier Seeley in 1869 but not yet described so that it remained a "nomen nudum". In 1876 Seeley described the type species, "Macrurosaurus semnus", making the name valid. No other species are known. The generic name is derived from Greek "makros", "large", and "oura", "tail". The specific name is derived from Greek "semnos", "stately" or "impressive". The holotype of "Macrurosaurus", SM B55630, consists of