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.
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.