Published in Occasional papers on mollusks, in 1975, in volume 4, issue 51, pages 53-90
Published in Occasional papers on mollusks, in 1975, in volume 4, issue 51, pages 91-92
Published in Occasional papers on mollusks, in 1975, in volume 4, issue 52, pages 93-102
Published in Occasional papers on mollusks, in 1975, in volume 4, issue 52, pages 103-104
Published in Occasional papers on mollusks, in 1975, in volume 4, issue 53, pages 105-132
Published in Occasional papers on mollusks, in 1975, in volume 4, issue 54, pages 133-144
Published in Occasional papers on mollusks, in 1975, in volume 4, issue 54, pages 145-147
Published in Occasional papers on mollusks, in 1975, in volume 4, issue 54, pages 148