Wollaston, T. V. (1878). Testacea Atlantica or the land and freshwater shells of the Azores, Madeiras, Salvages, Canaries, Cape Verdes, and Saint Helena. i-xi, [1], 1-588, 1-16 pp. London: Reeve.
<i>Testacea Atlantica or the land and freshwater shells of the Azores, Madeiras, Salvages, Canaries, Cape Verdes, and Saint Helena</i>. i-xi, [1], 1-588, 1-16 pp. London: Reeve.