1892
Scalpellum procerum — Aurivillius, pp. 18, fig. 15
1892
Scalpellum granulatum — Aurivillius, pp. 16, fig. 20-22
1892
Scalpellumstrobiloides — Aurivillius, pp. 17, fig. 17-19
1892
Scalpellum fragile — Aurivillius, pp. 19, fig. 10
1915
Pyrgocystis procera — Bather, pp. 59
1915
Pyrgocystis sulcata Aurivilius — Bather, pp. 58
1945
Pyrgocystis procera (Aurivillius, 1892) — Regnéll, pp. 207, fig. 2:2-6