ammonites
Caenoephemera shangyuanensis Lin and Huang 2001 (mayfly)

Insecta - Ephemerida

Full reference: Q. B. Lin and D. Y. Huang. 2001. Description of Caenoephemera shangyuanensis gen. nov., sp. nov. (Ephemeroptera) from the Yixian Formation. The Canadian Entomologist 133:747-754

Belongs to Caenoephemera according to Q. B. Lin and D. Y. Huang 2001

Sister taxa: none

Type specimen: NIGP Ncp66, a nymph. Its type locality is Changbodianzi, Shangyuan, Jianshangou, which is in a Barremian lacustrine - large mudstone in the Jianshangou Formation of China.

Ecology: