†Stenodiscus giganteus Yang 1958 (bryozoan)
Stenolaemata - Trepostomida - Stenoporidae
Belongs to Stenodiscus according to X. L. Liu 1980
Sister taxa: Stenodiscus altiplana, Stenodiscus anfuensis, Stenodiscus aohenqulutensis, Stenodiscus belemnos, Stenodiscus bifucatus, Stenodiscus chaetetiformis, Stenodiscus incertus, Stenodiscus inclutus, Stenodiscus instabilis, Stenodiscus kawhiae, Stenodiscus manchuriensis, Stenodiscus megatubulus, Stenodiscus monilifer, Stenodiscus moniliformis, Stenodiscus murdockensis, Stenodiscus permianus, Stenodiscus polylamellatus, Stenodiscus sijiashanensis, Stenodiscus simplex, Stenodiscus tumenlingensis, Stenodiscus xizangensis, Stenodiscus zealandicus
Ecology: stationary epifaunal suspension feeder