Freshwater Molluscs of Konaseema District, Andhra Pradesh, India

Field surveys conducted in Konaseema district of Andhra Pradesh, especially from river Korangi and Coringa wildlife sanctuary area, revealed 21 species of molluscs belonging to 18 genera and 12 families. Of which 7 species viz., Tricula montana, Stenothyra woodmasoniana, Stenothyra deltae, Stenothyra ornata, Gangetia miliacea, Assiminea francessi and Sermyla riquetii recorded for the first time from the state. The shell characters, distribution and the current status of these species are discussed in this paper.