sentences:  The second specimen, NHMUK R3878, was collected in one block, and includes parts of the pectoral girdle and forelimbs.These specimens represent the most complete remains of Cretaceous pterosaurs found in England, and NHMUK R3877 was one of the only known three-dimensionally preserved pterosaur skeletons for much of the 20th century (pterosaur bones are often flattened compression fossils).Hooley discussed "O. latidens" in detail, and placed the genus "Ornithodesmus" in its own family, Ornithodesmidae.