Kreipl K. 1997. Recent Cassidae. Christa Hemmen, Wiesbaden, 151 p.
Steyn, D.G. & Lussi, M. (1998) Marine Shells of South Africa. An Illustrated Collector's Guide to Beached Shells. Ekogilde Publishers, Hartebeespoort, South Africa, ii + 264 pp.
Verbinnen G., Segers L., Swinnen F., Kreipl K. & Monsecour D. (2016). Cassidae. An amazing family of seashells. Harxheim: ConchBooks. 251 pp.
Steyn, D.G & Lussi, M. (2005). Offshore Shells of Southern Africa: A pictorial guide to more than 750 Gastropods. Published by the authors. Pp. i–vi, 1–289.