|
Wang & Yang |
1992 |
Discovery of Spathian ammonoid fauna from Eastern Kunlun Mountains.
Acta Palaeontologica Sinica, 31 (3): 350-356, 3 figs., 1 pl., Nanjing.
|
|
|
Zhou & Yang |
2005 |
Permian ammonoids from Xinjiang, northwest China.
Journal of Paleontology, 79 (2): 378-388, 11 fig., 2 tab., Lawrence, KS.
|