Volume 38 Number 4 (May 2, 1925)
- C. HEDLEY. On a Tanganyika beach: 109–112
- W. H. DALL. Notes on the nomenclature of some of our East American species of Pecten with descriptions of new species: 112–120
- W. H. DALL. Note on the name of our common oyster: 121
- J. R. LE B. TOMLIN. Identity of Patella tenuilirata Carpenter: 121
- G. D. HANNA. Some land shells from the Aleutian Islands, Alaska: 122–125
- G. D. HANNA and H. W. CLARK. Lymnaea auricularia (Linn.) in California: 125–127
- P. S. REMINGTON, JR. and W. J. CLENCH. Vagabonding for shells: 127–143
- Publications received: 143–144
- Notes: 144
Volume 38 Number 3 (January 19, 1925)
- H. A. PILSBRY. The family Lancidae distinguished from the Ancylidae: 73–75
- T. D. A. COCKERELL. A visit to the Hawaiian Islands: 76–83
- A. S. KENNARD and B. B. WOODWARD. The type of Ancylastrum is Ancylus fluviatilis, Muller: 83–85
- A. S. KENNARD and B. B. WOODWARD. On the Helix perspectiva of Megerle Von Muhlfeld versus that of Say: 85–86
- H. B. BAKER. Agnathomorphous aulacopoda: 86–89
- J. H. BLAKE. An abnormal clam: 89–90
- E. E. HAND. Conchologists in the making: 90–92
- E. G. VANATTA. Newfoundland shells: 92–93
- W. J. CLENCH. Additions to the list of marine shells of Sanibel, Florida: 93–95
- W. H. DALL. New shells from Japan: 95–98
- A. M. STRONG. Notes on the Mactras of the West Coast: 98–102
- Notes: 103-106
- Publications received: 106-108
Volume 38 Number 2 (October 22, 1924)
- J. H. FERRISS. On the Rio Grande: 37–43
- C. GOODRICH. Some old pleurocerids and a new one: 43–48
- A. JACOT. Marine Mollusca of the Bridgeport, Connecticut, region: 49–51
- B. WALKER. Two new naiades from Nicaragua: 51–54
- H. A. PILSBRY. Californian helices: 54–55
- D. L. EMERY. Collecting in southern Florida, the Bahamas and Cuba: 56–62
- T. D. A. COCKERELL. Eulota maackii, a Siberian snail: 62–65
- Notes: 65
- Publications received: 66–72
Volume 38 Number 1 (July 14, 1924)
- O. O. NYLANDER. A visit to Sweden: 1–4
- H. A. PILSBRY and E. G. VANATTA. Polygyra appressa linguifera and Sancta georgiensis: 4–6
- H. A. PILSBRY. The affinities of Balea africana Melvill and Ponsonby: 6
- E. G. VANATTA. Land shells of Admiral’s Cave, Bermuda: 6–7
- W. H. DALL. A remarkable caecid from Florida: 7–8
- E. J. WHITTAKER. Freshwater Mollusca from Mackenzie River Basin, Canada: 8–12
- W. J. CLENCH. A new species of Physa from Texas: 12–13
- W. J. CLENCH. Radula technique for Physa: 13–14
- F. C. BAKER. A new Physa from California: 15
- A. M. STRONG. Notes on Lacuna from the California Coast: 16–18
- A. M. STRONG. Notes on Acanthina from California: 18–22
- W. EYERDAM. Marine shells of Drier Bay, Knight Island, Prince William Sound, Alaska: 22–28
- W. J. FOX. Some unpublished plates of Conrad’s "Unionidae": 28–29
- Anonymous. Dr. Nelson Annandale: 30
- Anonymous. Henry Haversham Godwin-Austen: 30–31
- SOUTHWEST MUSEUM CONCHOLOGICAL CLUB. W. H. Golisch: 31
- Notes: 32–34
- Publications received: 34–36
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