Genus: Yanornis ZHOU & ZHANG, 2002
Etymology: «Yan » is derived from the Chinese spelling of the ancient Chinese Yan Dynasty, the type locality Chaoyang City was its capital.

Species: martini ZHOU & ZHANG, 2002
Etymology: In honor of Larry D. Martin for his contribution to the study of Mesozoic birds.

Locality: Chaoyang City, Yixian County, Liaoning Province, China.

Horizon: Jiutotang Formation.

Biostratigraphy:

Age: Early Cretaceous.

Referred material:

YUAN, 2004

LHZA02-0008: Nearly complete specimen.
Note: An entire Jinanichthys is held in its mouth.

ZHOU, CLARKE & ZHANG, 2002

IVPP V13259: Fragmentary specimen.
Note: Macerated fish remains, including a teleost vertebra, fin rays and opercular fragments.

ZHOU & ZHANG, 2006

IVPP V 13358: Skull and skeleton.
Note: Has feather impressions and gizard stones and plant impressions.