Named By: C. Gao, L. M. Chiappe, Q. Meng, J. K. O'Connor, X. Wang, X. Cheng & J. Liu - 2008.
Classification: Chordata, Aves, Avebrevicauda.
Species: Z. haoae (type).
Size: Holotype 8 centimetres long. Adult size unknown.
Known locations: China - Yixian Formation.
Time period: Aptian of the Cretaceous.
Fossil representation: Juvenile individual preserved on a slab.
Known from a single juvenile preserved on a slab, Zhongornis has been seen as an intermediary form between more primitive forms like Archaeopteyx which have long bony tails, and more advanced forms like Confuciusornis which had shorter bony tails.
- A new basal lineage of Early Cretaceous birds from China and its implications on the evolution of the avian tail. - Palaeontology 51(4):775-791. - C. Gao, L. M. Chiappe, Q. Meng, J. K. O'Connor, X. Wang, X. Cheng & J. Liu - 2008.