ammonites
Cyclolobus zhongbaensis Sheng 1989 (ammonite)

Cephalopoda - Goniatitida - Cyclolobidae

Full reference: H. B. Sheng. 1989. Early Permian ammonoids from the Juripu Formation, Zhongba, Xizang (Tibet). Geological Review 35:324-332

Belongs to Cyclolobus according to H. B. Sheng 1989

Sister taxa: Cyclolobus kiselevae, Cyclolobus kullingi, Cyclolobus oldhami, Cyclolobus persulcatus, Cyclolobus ruzhencevi, Cyclolobus teicherti, Cyclolobus walkeri

Type specimen: P3146. Its type locality is Qingguo AH-346, Bed 12, Zhongba, which is in a Wuchiapingian marine shale in the Juripu Formation of China.

Ecology: fast-moving nektonic carnivore

Average measurements (in mm): shell width 9.30, shell diameter 16.3