Published in Malacologia, in 2000, in volume 42, pages 75-101

Published in Malacologia, in 2000, in volume 42, pages 123-129

Published in Malacologia, in 2000, in volume 42, pages 165-170

Published in Malacologia, in 2000, in volume 42, pages 171-201

Published in Malacologia, in 2000, in volume 42, issue 1-2, pages 39-62

Published in Malacologia, in 2000, in volume 42, issue 1-2, pages 63-74