Genus: Yunganglong WANG, YOU, XU, WANG, YI, XIE, JIA, & LI, 2013
Etymology: "Yungang" is after "Yungang Grottoes", a UNESCO World Heritage built in the 5th and 6th centuries about 50 km east of the fossil locality, and Chinese, long, 'dragon'.

Species: datongensis WANG, YOU, XU, WANG, YI, XIE, JIA, & LI, 2013
Etymology: In reference to Datong City, Shanxi Province, China, the city in which the locality is situated.

Holotype: SXMG V 00001

Locality: In the vicinity of Zuoyun County, Datong City, Shanxi Province, China.

Horizon: Zhumapu Formation.

Biostratigraphy:

Age: Lower Upper Cretaceous.

Material: Associated but disarticulated partial skeleton of one individual, including the caudodorsal part of the skull (ZY007-37 and -38, separated along the floor of the braincase), two cervical vertebrae (-40 and -41), partial dorsal neural arch and neural processes (-36), two caudals (-27, proximal; -19, middle), distal portions of both ischia (-11, left; -12, right), distal end of left femur (-32), proximal portion of right tibia (-1), and distal portion of left tibia with astragalus (-2).