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 13 of this series figures 709 shells that belong to 220 different species and 141 subspecies.
Treated genera: Agathylla, Albinaria, Alopia, Barcania, Carinigera, Charpentieria, Cochlodina, Cristataria, Heriella, Inchoatia, Isabellaria, Lampedusa, Leucostgma, Macedonica, Mauritanica, and Tirolica.