Literature
- Haas, F. 1926. Lamellibranchia. In Grimpe, G. & Wagner, E.: Die Tierwelt der Nord- und Ostsee.
- Hayward, P.J., Wigham, G.D. & N. Yonow 1990. Mollusca I: Polyplacophora, Scaphopoda, and Gastropoda. In: The Marine Fauna of the British Isles and North-West Europe. (ed. P.J. Hayward & J.S. Ryland). Clarendon Press, Oxford: 628-730.
- Seaward, D.R. 1990. Distribution of the marine molluscs of north west Europe. Nature Conservancy Council.
- Step, E. 1927. Shell life. 421 pp. Frederick Warne & Co., LTD, London.