Volume 70 Number 4 (April 29, 1957)- R. B. LYONS. Haliotis rufescens at Sunset Bay, Oregon: 109–111
- P. H. STEELE. Easter Island shells: 111–113
- G. W. NOWELL-USTICKE. Marine shells from Altona Lagoon, St. Croix, Virgin Islands: 113–116
- E. J. KARLIN. Ecology of Vitrina limpida Gould: 116–121
- R. B. BRUNSON and U. OSHER. Haplotrema from western Montana: 121–123
- D. R. MOORE. A note on Cuna dalli: 123–125
- E. H. MICHELSON. A Bulinus-like shell anomaly in Helisoma anceps: 125–127
- J. J. PARODIZ. Catalogue of the land Mollusca of Argentina: 127–135
- S. FREED. Land and fresh water mollusks of Union County, New Jersey: 135–136
- R. ROBERTSON. Publication dates of Troschel’s “Das Gebiss der Schnecken”: 136–138
- Theodore Thomas Dranga, William G. Fargo and Guy L. Wilkins: 138–140
- Notes and news: 141–143
- Publications received: 143–144
Volume 70 Number 3 (February 11, 1957)
- S. C. HOLLISTER. On the status of Fasciolaria distans Lamarck: 73–84
- G. GUNTER and R. W. MENZEL. The crown conch, Melongena corona, as a predator upon the Virginia oyster: 84–87
- W. P. WOODRING. Muracypraea, new subgenus of Cypraea: 88–90
- P. A. HOLLE and C. F. DINEEN. Life history of the salt-marsh snail, Melampus bidentatus Say: 90–95
- R. ROBERTSON. Gastropod host of an Odostomia: 96–97
- F. G. THOMPSON. A collection of land and fresh-water mollusks from Tabasco, Mexico: 97–102
- J. B. BURCH. Distribution of land snails in plant associations in eastern Virginia (concluded): 102–105
- Paul P. McGinty: 105–106
- Notes and news: 106–108, iii
- Notice to subscribers: iii
Volume 70 Number 2 (November 12, 1956)
- A. H. CLARKE, JR. Natural biological control of a Mya predator: 37–38
- D. F. MCMICHAEL. Notes on the freshwater mussels of New Guinea: 38–48
- D. NICOL. Distribution of living glycymerids with a new species from Bermuda: 48–53
- R. F. SHAW. The polymorphism of the Japanese littleneck clam: 53–59
- J. B. BURCH. Distribution of land snails in plant associations in eastern Virginia: 60-64
- A. R. MEAD. Predators need defending: 65–69
- Notes and news: 69–72
- Publications received: iii
Volume 70 Number 1 (August 13, 1956)
- M. K. JACOBSON. Malacological notes from western Cuba: 1–3
- G. D. HANNA. Land and freshwater mollusks of the Arctic slope, Alaska: 4–10
- R. D. TURNER. Notes on Xylophaga washingtona Bartsch and on the genus: 10–12
- A. LA ROCQUE. Variation of carinae in Valvata tricarinata: 13–14
- L. HUBRICHT. Land snails of Shenandoah National Park: 15–16
- R. B. BRUNSON. The mystery of Discus brunsoni: 16–21
- D. S. FRANZEN. Types of mollusks described by F. C. Baker. Part 1, University of Illinois: 21–27
- H. B. BAKER. Familial names for land operculates: 28–31
- Y. KONDO. Henry Edward Crampton, 1876–1956: 31–34
- Notes and news: 34–35
- Publications received: 36
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