†Chaoina multicostata Hu and Jin 1982 (lamp shell)
Full reference: S. Hu and Y. G. Jin. 1982. Brachiopod taxonomic names. Palaeontological Atlas of East China 2:186-256
Belongs to Chaoina according to S. Z. Hu and Y. G. Jin 1983
Sister taxon: Chaoina reticulata
Type specimen: Nanjing Inst Geol Min Res Br025. Its type locality is Duanwu Section, Chetou, Yudou County, which is in a Wordian marine limestone in the Xiaojiangbian Formation of China.
Ecology: stationary low-level epifaunal suspension feeder
Average measurements (in mm): shell 29.1 x 31.8, valve 23.0 x 28.7