S.Peter Dance, a well known expert on shells, with wide experience both on the beach and with Britain’s three main shell collections at the British Museum (Natural History), the National Museum of Wales, and the Manchester Museum With over 150 illustrations
The must read chapters are:
VII The Biology of Molluscs, Discussing the Anatomy, Reproduction, Development, Movement and lots more
(include picture of page 75 and 80)
IX The Shell Analysed; Talk about the Structure and Form