ammonites
Zhejiangospirifer depressus Liang 1982 (lamp shell)

Rhynchonellata - Spiriferida - Choristitidae

Full reference: W. Liang. 1982. Brachiopod taxonomic names. Palaeontological Atlas of East China 2:186-256

Belongs to Zhejiangospirifer according to W. P. Liang 1990

Sister taxa: Zhejiangospirifer abnormalis, Zhejiangospirifer giganteus, Zhejiangospirifer insinuatus

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 18.3 x 24.0, valve 16.1 x 24.0