Volume 22 Number 12 (April 14, 1909)
- W. H. DALL. Some notes on Cypraea of the Pacific Coast: 125–126
- V. STERKI. Bifidaria bilamellata Sterki and Clapp, n. sp.: 126–127
- M. SMITH. A Sicilian collection: 128–133
- C. W. GRIPP. Dredging off San Diego, California: 134–137
- H. A. PILSBRY. New mollusks collected by Mr. A. A. Hinkley in San Luis Potosi, Mexico: 138–140
- F. C. BAKER. A new species of Lymnaea: 140–141
- V. STERKI. Sphaerium pilsbryanum, n. sp.: 141–142
- Notes: 142–144
Volume 22 Number 11 (March 11, 1909)
- H. W. WINKLEY. Pisidium in Massachusetts: 113–114
- H. A. PILSBRY and G. H. CLAPP. Notes on shells collected at Balsas, Guerrero, Mexico, by Mr. Walter E. Koch, in Dec., 1908: 114–115
- W. H. DALL. A new species of Pholadomya: 115–117
- H. H. SMITH. The Showalter collection: 117–118
- L. E. DANIELS. Records of Minnesota mollusks: 119–121
- H. B. PRESTON. Two new varieties of Cypraea from N. E. Queensland: 121–122
- Notes: 122
- Publications received: 122–123
- Anonymous: David W. Ferguson: 124
- Anonymous: Dr. Lorenzo G. Yates: 124
Volume 22 Number 10 (February 3, 1909)
- H. E. WHEELER. A week at Claiborne, Alabama: 97–98
- A. E. ORTMANN. The breeding season of Unionidae in Pennsylvania (concluded): 99–103
- H. A. PILSBRY and J. H. L. FERRISS. Mollusks from around Albuquerque, New Mexico: 103–104
- O. O. NYLANDER. Fossil and living shells found in Little Mud Lake, Westmanland, Aroostook County, Maine: 105–106
- L. S. FRIERSON. Remarks on the subfamilies Hyriinae and Unioninae: 106–107
- V. STERKI. Descriptions of two new American Pupidae: 107–111
- Anonymous: Rev. A. B. Kendig, D. D.: 111
- C. H. CONNER. Supplementary notes on the breeding seasons of the Unionidae: 111–112
Volume 22 Number 9 (January 11, 1909)
- B. WALKER. New Amnicolidae from Alabama: 85–90
- A. E. ORTMANN. The breeding season of Unionidae in Pennsylvania: 91–95
- Notes: 95–96
- Publications received: 96
Volume 22 Number 8 (December 11, 1908)
- H. A. PILSBRY and E. G. VANATTA. A new Hawaiian Kaliella: 73
- T. H. ALDRICH. New Eocene fossils from Alabama and Mississippi: 74–76
- G. H. CLAPP. New land shells from Arizona and New Mexico: 76–78
- H. A. PILSBRY. Notes on the genus Strobilops: 78–80
- W. H. DALL. Another large Miocene Scala: 80–81
- H. A. PILSBRY and L. S. FRIERSON. Description of a Mexican Lampsilis: 81–82
- Notes: 82–83
- Publications received: 83–84
Volume 22 Number 7 (November 14, 1908)
- W. H. DALL. A gigantic Solemya and a new Vesicomya: 61–63
- J. K. STRECKER, JR. The Mollusca of McLennan County, Texas: 63–67
- D. D. BALDWIN. Descriptions of new species of Achatinellidae, from the Hawaiian Islands: 67–69
- T. D. A. COCKERELL. The Miocene species of Lymnaea: 69–70
- C. W. JOHNSON. False shells: 70–71
- Notes: 71–72
Volume 22 Number 6 (October 12, 1908)
- V. STERKI. Some notes on the locomotive disk of Stylommatophora: 49–53
- H. W. WINKLEY. Paludestrina salsa, Pilsbry: 53–54
- H. W. WINKLEY. A new Caecum: 54
- H. S. COPENHAGEN. A small addition to the knowledge of the Danish molluscan fauna: 54–55
- A. A. HINKLEY. Meseschiza grosvenorii, Lea: 56
- H. A. PILSBRY and E. G. VANATTA. Descriptions of new Hawaiian marine shells: 56–58
- Notes: 59–60
Volume 22 Number 4/5 (September 5, 1908)
- S. S. BERRY. Miscellaneous notes on Californian mollusks: 37–41
- H. A. PILSBRY and Y. HIRASE. Land shells of the Oki Islands, Japan: 41–45
- F. C. BAKER. A new American Planorbis: 45
- H. A. PILSBRY. Land shells of Tangulandang (Tagolanda): 46–47
- Publications received: 47–48
Volume 22 Number 3 (July 16, 1908)
- H. A. PILSBRY. On Euconulus fulvus and E. Trochiformis: 25–26
- L. S. FRIERSON. Description of a new Pleurobema: 27–28
- W. H. DALL. Some new brachiopods: 28–30
- O. O. NYLANDER. A note on Helix hortensis: 30–31
- W. H. DALL. A new West Indian Nitidella: 31–32
- R. D. WALKER and W. H. COOLIDGE, JR. Mollusca of Keene, New Hampshire: 32
- Notes: 33–34
- Publications received: 34–36
Volume 22 Number 2 (June 12, 1908)
- T. H. ALDRICH. A new Eocene fossil from Claiborne: 13
- F. N. BALCH. Two interesting New England nudibranch records: 13–16
- B. WALKER. New Michigan lymnaeas (concluded): 16–19
- O. O. NYLNADER. Additional shells found in Aroostook County, Maine: 19
- F. C. BAKER. Note on Lymnaea desidiosa Say: 20–23
- F. M. MACFARLAND. Northern Opisthobranchiata: 23–24
Volume 22 Number 1 (May 9, 1908)
- W. H. DALL. A revision of the Solenomyacidae: 1–2
- J. B. HENDERSON, JR. Cuban notes: 3–4
- B. WALKER. New Michigan lymnaeas: 4–9
- J. B. HENDERSON, JR. List of mollusks from Amarillo, Texas: 9
- Notes and news: 10–11
- Publications received: 11
- H. FISCHER. C. F. Ancey: 11–12
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