Contents of Volume 15 (1901–1902)

• H. A. PILSBRY and G. H. CLAPP. New land shells from the Santa Marta Mountains, Colombia: 133–137
• P. W. JARVIS. Notes on the distribution of the Pleurodonte acuta group: 137–141
• H. A. PILSBRY. Notices of new land shells of the Japanese empire: 141–142
• C. W. JOHNSON. Alpheus Hyatt: 142–144
• F. W. KELSEY. Note on Serridens oblongus Cpr.: 144

• B. WALKER. A revision of the Carinate Valvatas of the United States: 121–125
• V. STERKI. Pisidium strengii n. sp.: 126
• W. H. DALL. Note on the names Elachista and Pleurotomaria: 127
• O. A. NYLANDER. The original locality of Limnaea ampla Mighels: 127–129
• M. J. ELROD. Collecting shells in Montana (continued): 129–130
• H. F. CARPENTER. The shell-bearing Mollusca of Rhode Island (concluded): 130–132

• T. D. A. COCKERELL and M. COOPER. Notes on Ashmunella: 109–110
• M. J. ELROD. Collecting shells in Montana (continued): 110–112
• H. F. CARPENTER. The shell-bearing Mollusca of Rhode Island (continued): 113–115
• W. A. MARSH. Description of a new Unio from Tennessee: 115–116
• H. A. PILSBRY. Notices of new Japanese land shells: 116–119
• General notes: 119–120

• C. HEDLEY. A day on the Great Barrier Reef: 97–100
• H. VENDRYES. A new species and subspecies of Jamaican Pleurodonte: 101–102
• W. H. DALL. A new species of Volutomitra: 102–103
• M. J. ELROD. Collecting shells in Montana (continued): 103–104
• H. F. CARPENTER. The shell-bearing Mollusca of Rhode Island (continued): 104–107
• J. M. CLARKE. George B. Simpson: 107
• Publications received: 107–108

• J. B. HENDERSON, JR. Land shells of Fortune Island, Bahamas: 85–86
• M. J. ELROD. Collecting shells in Montana: 86–89
• W. H. DALL. A new species of Liomesus: 89–90
• T. D. A. COCKERELL. A new Tethys from California: 90–91
• R. E. C. STEARNS. Japanese Vivipara in California: 91
• H. F. CARPENTER. The shell-bearing Mollusca of Rhode Island: 92–96

• C. T. SIMPSON and J. B. HENDERSON, JR. A new land operculate from Haiti: 73–74
• T. H. ALDRICH. A Texan oil well fossil: 74
• W. A. MARSH. Description of a new Unio from Missouri: 74–75
• L. S. FRIERSON. A new Unio from Texas: 75–76
• C. T. SIMPSON. On the classification of the Unionidae: 77–82
• M. B. WILLIAMSON. How potamides (Cerithidae) californica Hald. travels: 82–83
• General notes: 83
• Publications received: 84

• H. A. PILSBRY. Land mollusks of the Northeastern group of the Loo Choo Islands: 61–65
• B. WALKER. A new species of Strophitus: 65–66
• V. STERKI. New Pisidia: 66–69
• O. A. CRANDALL. The American Physae (concluded): 69–71
• General notes: 71–72

• J. B. HENDERSON, JR. A new Jamaican Adamsiella: 49–50
• H. VON IHERING. The Unionidae of North America (continued): 50–53
• R. E. C. STEARNS. An abnormal chiton: 53–54
• O. A. CRANDALL. The American Physae (continued): 54–58
• W. H. DALL and P. BARTSCH. A new Californian Bittium: 58–59
• F. C. BAKER. Limnaea auricularia in America: 59
• Anonymous: Orestes H. Crandall: 60

• H. VON IHERING. The Unionidae of North America: 37–39
• H. A. PILSBRY. A new Colombian Clausilia: 39–40
• W. H. DALL. A gigantic fossil Lucina: 40–42
• O. A. CRANDALL. The American Physae: 42–46
• General notes: 46–47
• Correspondence: 48

• O. A. CRANDALL. The American Physae: 25–30
• B. WALKER. The synonymy of Bythinella obtusa Lea: 30–32
• G. H. CLAPP. A new Jamaican land shell: 33
• H. A. PILSBRY. A new Colombian Pleurodonte: 34–35
• General notes: 35
• Publications received: 36
• Correspondence: 36

• J. B. HENDERSON, JR. Collecting in Haiti: 13–16
• C. T. SIMPSON. Alasmidonta marginata Say: 16–17
• F. C. BAKER. New varieties of fresh-water shells: 17–18
• H. A. PILSBRY. New land shells from the Loo Choo Islands and Japan: 18–24
• New publications: 24

• H. VENDRYES. New Jamaican Urocoptidae: 1–5
• A. A. HINKLEY. Notes on Meseschiza grosvenorii Lea: 5–6
• H. A. PILSBRY. The subspecies of Pyramidula alternata: 6–8
• General notes: 8
• Publications received: 9–12
• Correspondence: 12