Published in Bollettino malacologico, in 2000, in volume 36, pages 71-82

Published in Bollettino malacologico, in 2000, in volume 36, pages 83-92

Published in Bollettino malacologico, in 2000, in volume 36, pages 93-98

Published in Bollettino malacologico, in 2000, in volume 36, pages 99-116

Published in Bollettino malacologico, in 2000, in volume 36, pages 117-124

Published in Bollettino malacologico, in 2000, in volume 36, pages 125-130

Published in Bollettino malacologico, in 2000, in volume 36, pages 131-132

Published in Bollettino malacologico, in 2000, in volume 36, pages 133-140

Published in Bollettino malacologico, in 2000, in volume 36, pages 143-154

Published in Bollettino malacologico, in 2000, in volume 36, pages 159-162

Published in Bollettino malacologico, in 2000, in volume 36, pages 163-166

Published in Bollettino malacologico, in 2000, in volume 36, pages 167-174

Published in Bollettino malacologico, in 2000, in volume 36, pages 175-182

Published in Bollettino malacologico, in 2000, in volume 36, pages 183-190

Published in Bollettino malacologico, in 2000, in volume 36, pages 191-194

Published in Bollettino malacologico, in 2000, in volume 36, pages 195-200

Published in Bollettino malacologico, in 2000, in volume 36, pages 201-207