molluscs
De Folin, Léopold (i)
Alexandre Guillaume Léopold, Marquis de Folin (1817-1896) was a French oceanographer and malacologist. Apparently his study of molluscs and in particular some species of land snails in the western Pyrenees led him to speculate[925] that they may have been introduced into the region by the ancestors of the Baques who came from Atlantis(a) .
(a) https://www.eusko-ikaskuntza.org/en/publicaciones/colecciones/monografias/eusko/articulo.php?o=14556 (offline Mar.2017)