Genus: Shanweiniao O’CONNOR, WANG, CHIAPPE, GAO, MENG, CHENG, & LIU,
Etymology: Shan wei miao, meaning 'fan-tailed bird' in Chinese; refers to the fact that this specimen preserves the first known occurrence of an enantiornithine fan-shaped feathered tail.
Species: cooperorum O’CONNOR, WANG, CHIAPPE, GAO, MENG, CHENG, & LIU,
Etymology: In honor of Carl and Lynn Cooper for thier generous support in the study of Mesozoic birds from China.
Holotype: DNHM D1878/1 counterpart DNHM D1878/2
Locality: Lingyuan, Liaoning Province, China.
Horizon: Dawangzhangzi bed, middle Yixian Formation.
Age: Early Cretaceous.
Material: Nearly complete and largely articulated adult individual preserved in a slab and counterslab.
Note: Has feather impressions.