ammonites
Cyrolexis zhongliangshanensis Shen et al. 1992

Rhynchonellata - Rhynchonellida - Psilocamaridae

Alternative combination: Stenoscisma zhongliangshanensis

Full reference: S. Z. Shen, X. L. He, and M. L. Zhu. 1992. Changxingian brachiopods from Zhongliang Hill of Chongqing, Sichuan Province. Stratigraphy and Palaeontology of Oil and Gas Bearing Areas in China 3:171-196

Belongs to Cyrolexis according to S. Z. Shen and G. R. Shi 2007

Sister taxa: Cyrolexis beccojectus, Cyrolexis enneaplicata, Cyrolexis grabaui, Cyrolexis haquei, Cyrolexis nonakai, Cyrolexis octoplicata, Cyrolexis superstes, Cyrolexis ussuricum

Type specimen: Its type locality is Beifengjing Section, Bed 26, Zhongliang Hill, which is in a Changhsingian open shallow subtidal packstone in the Changxing Formation of China

Average measurements (in mm): shell 9.53 x 10.27