Published in Occasional Papers on Mollusks, in 1984, in volume 4, issue 63, pages 305-319

Published in Occasional papers on mollusks, in 1984, in volume 4, issue 63, pages 319-320

Published in Occasional papers on mollusks, in 1984, in volume 4, issue 64, pages 321-330

Published in Occasional papers on mollusks, in 1984, in volume 4, issue 64, pages 330-332

Published in Occasional Papers on Mollusks, in 1984, in volume 4, issue 65, pages 333-347

Published in Occasional papers on mollusks, in 1984, in volume 4, issue 66, pages 349-411

Published in Occasional papers on mollusks, in 1984, in volume 4, issue 66, pages 412