The ultimate goal of this project "The Conchological Albums - Terrestrial Molluscs" is to figure world's biodiversity of land snails as complete as possible. Volume 1 of this series figures 637 shells that belong to 261 different species and 62 subspecies of the respective families. Treated genera: Acavus, Ampelita, Embertoniphanta, Eurystyla, Helicophanta, Oligospira, Stylodonta, Achatinella, Newcombia, Partulina, Perdicella, Auriculella, Tubuaia, Lamellidea, Tornatellinops, Tornatellaria, Tornatellides, Elasmias, Fernandezia, Tornatellina, Achatina, Archachatina, Burtoa, Lissachatina