Genus: Vescornis ZHANG, ERICSON, & ZHOU, 2004
Etymology: Latin, vesc, "thin, attenuated," indicating the short and undeveloped
alular digit and other ungual phalanges of the manus, and Greek, ornis, "bird."
= Hebeiornis XU, YANG, & DENG, 1999 (nomen dubium)
Etymology:
Species: hebeiensis ZHANG, ERICSON, & ZHOU, 2004
Etymology: In reference to locality of the specimen in the Hebei Province, China.
= Hebeiornis fengningensis XU, YANG, & DENG, 1999 (nomen dubium)
Etymology:
Holotype: Nanjing Institute of Geology and Paleontology, Chinese Academy of Sciences, collection number 130722
Locality: Senjitu, Fengning County, Hebei Province, China.
Horizon: Huajiying Formation.
Biostratigraphy:
Age: Barremian Stage, Lower Gallic Subepoch, Middle Cretaceous Epoch, Early Cretaceous.
Material: Nearly complete specimen.
Vescornis hebeiensis (modified from ZHANG, ERICSON, & ZHOU, 2004), Holotype: NIGP 130722.