Notes on the predation of Lymnaea truncatula (Müller, 1774) by the endemic Azorean zonitid Oxychilus (Drouetia) atlanticus (Morelet & Drouét, 1857)

Abstract

Lymnaea truncatula Müller is a freshwater mollusc, introduced in Sao Miguel, Açores, responsible for the transmission of fascioliasis, a cattle disease of great economic impact on the island. Two biotopes of L. truncatula were investigated in order to ide