Genus: Gracilornis LI & HOU, 2011
Etymology: Latin, gracilis, "thin, slender, small" and Greek, ornis, "bird."

Species: jiufotangensis LI & HOU, 2011
Etymology: In reference to the Jiufotang Formation.

Holotype: PMOL-AB00170

Locality: Chaoyang, Western Liaoning Province, China.

Horizon: Jiufotang Formation.


Age: Aptain Stage, Lower Gallic Subepoch, Late Early Cretaceous Epoch, Early Cretaceous.

Material: Skull and skeleton.