Testacea Atlantica is a comprehensive guide to the land and freshwater shells found in the Atlantic islands of Azores, Madeiras, Salvages, Canaries, Cape Verdes, and Saint Helena. Written by Thomas Vernon Wollaston in 1878, the book provides a detailed description of each species of shell, including its scientific name, physical characteristics, and habitat. The author also includes information on the distribution of the shells and their importance...