†Aulacothyris angustaeformis Yang and Xu 1966 (lamp shell)
Rhynchonellata - Terebratulida - Zeilleriidae
Belongs to Aulacothyris according to Yang and Xu 1966
Sister taxa: Aulacothyris angusta, Aulacothyris canaliculata, Aulacothyris iberica, Aulacothyris megacompressa, Aulacothyris reflexa, Aulacothyris resupinata, Aulacothyris telleri, Aulacothyris trochilus, Aulacothyris uralica, Aulacothyris zirlensis, Aulacothyris zugmayeri
Ecology: stationary epifaunal suspension feeder
Average measurements (in mm): shell 16.1 x 16.1