ammonites
Zhejiangospirifer insinuatus Liang 1990 (lamp shell)

Rhynchonellata - Spiriferida - Choristitidae

Full reference: W. P. Liang. 1990. Lengwu Formation of Permian and its Brachiopod Fauna in Zhejiang Province. Geological Memoirs 2(10):1-522

Belongs to Zhejiangospirifer according to W. P. Liang 1990

Sister taxa: Zhejiangospirifer abnormalis, Zhejiangospirifer depressus, Zhejiangospirifer giganteus

Type specimen: Its type locality is Lengwu, lower Cunhouling Member, Tonglu, which is in a Capitanian coastal siliciclastic in the Lengwu Formation of China

Ecology: stationary epifaunal suspension feeder

Average measurements (in mm): shell 21.2 x 23.0