THE NAUTILUS  
A Quarterly Devoted to Malacology

 

Contents of Volume 20 (1906–1907)


Volume 20 Number 12 (April 12, 1907)
  • H. A. PILSBRY and J. H. FERRISS. Notes on some new Mexican ashmunellas: 133–135
  • R. E. C. STEARNS. Abalones and the earthquake: 135–136
  • G. H. CLAPP. Epiphragmophora (Micrarionta) hutsoni n. sp.: 136–137
  • H. A. PILSBRY. On the soft anatomy of E. (Micrarionta) hutsoni: 138–139
  • H. B. PRESTON. Descriptions of Cypraea bernardinae and Calliostoma: 139–140
  • H. A. PILSBRY and E. G. VANATTA. Description of a new Bifidaria (B. agna): 140–142
  • W. H. DALL. Correspondence: 142–143
  • Publications received: 143–144
  • Notes: 144
Volume 20 Number 11 (March 4, 1907)
  • T. H. ALDRICH. A new fossil Busycon (Fulgur) from Florida: 121
  • B. WALKER. A new species of Segmentina: 122–124
  • F. C. BAKER. Descriptions of new species of Lymnaea: 125–127
  • W. H. DALL. Three new species of Scala from California: 127–129
  • W. H. DALL. Note on the genus Psilocochlis Dall: 128
  • Publications received: 129–132
Volume 20 Number 10 (February 12, 1907)
  • G. H. CLAPP. New species of Stenotrema and Paravitrea from Alabama: 109–111
  • W. H. DALL. A new Cardium from Puget Sound: 111–112
  • L. P. GRATACAP. A note upon the insufficiency of the operculum as a basis of classification in round-mouthed shells (concluded): 113–118
  • Notes: 118–119
  • Publications received: 119–120
Volume 20 Number 9 (January 11, 1907)
  • J. B. HENDERSON, JR. Mollusks of Cazenovia, N.Y.: 97–98
  • V. STERKI. New Pisidia: 98–100
  • S. C. WHEAT. Land shells from East shore of Cayuga Lake: 100–101
  • L. P. GRATACAP. A note upon the insufficiency of the operculum as a basis of classification in round-mouthed shells (continued): 102–105
  • Notes: 105–106
  • Publications received: 106–108
Volume 20 Number 8 (December 10, 1906)
  • M. B. WILLIAMSON. Abalones and the penal code of California: 85–87
  • V. STERKI. New Pisidia: 87–89
  • S. C. WEAT. The Brooklyn Conchological Club: 89
  • M. SMITH. Shells of Richfield Springs, New York and vicinity: 89–91
  • L. P. GRATACAP. A note upon the insufficiency of the operculum as a basis of classification in round-mouthed shells: 91–94
  • T. D. A. COCKERELL. Helix hortensis in Newfoundland: 94
  • Notes: 94–96
  • Publications received: 96
Volume 20 Number 7 (November 5, 1906)
  • C. W. JOHNSON. On the distribution of Helix hortensis Mueller, in North America: 73–80
  • B. WALKER. A list of shells from Nebraska: 81–83
  • Notes: 83–84
  • Publications received: 84
Volume 20 Number 6 (October 13, 1906)
  • F. W. KELSEY. A healthy colony of Epiphragmophora tudiculata: 61
  • F. N. BALCH. Remarks on certain New England chitons with description of a new variety: 62–68
  • L. S. FRIERSON. Some observations on the ova of Unionidae: 68–69
  • V. STERKI. Sphaerium hendersoni n. sp.: 69–70
  • Notes: 71
  • Publications received: 71–72
Volume 20 Number 5 (September 22, 1906)
  • H. A. PILSBRY. Two new American genera of Basommatophora: 49–51
  • H. A. PILSBRY. Note on Lepyrium: 51
  • A. A. HINKLEY. Some shells of Mississippi and Alabama (concluded): 52–55
  • F. C. BAKER. Lymnaea danielsi sp. nov.: 55–56
  • S. ROUS. Note on Mitra picta Reeve: 57
  • H. A. PILSBRY and B. WALKER. Note on Vitrea approxima and V. vanattai: 57–58
  • T. D. A. COCKERELL. Subspecies, mutations and forms: 58–60
Volume 20 Number 4 (August 18, 1906)
  • W. J. RAYMOND. The West American species of Pleurotoma, subgenus Genota: 37–39
  • W. H. DALL. Note on the genus Glabaris Gray or Patularia Swainson: 39–40
  • A. A. HINKLEY. Some shells of Mississippi and Alabama (continued): 40–44
  • W. H. DALL. A new Scala from California: 44
  • C. F. ANCEY. Descriptions of two new Cleopatra and a Pisidium: 45–46
  • Notes: 46–47
  • Publications received: 47–48
  • Anonymous: Henry A. Ward: 48
Volume 20 Number 3 (July 2, 1906)
  • B. WALKER. Notes on Valvata: 25–32
  • H. A. PILSBRY. Helix jejuna Say transferred to Praticolella: 32–33
  • A. A. HINKLEY. Some shells of Mississipi and Alabama: 34–36
  • Notes: 36
  • Publications received: 36
Volume 20 Number 2 (June 11, 1906)
  • G. H. CLAPP. Epiphragmophora kellettii (Fbs.) and E. stearnsiana (Gabb.): 13–16
  • J. H. FERRISS. Mollusks of Oklahoma: 16–17
  • V. STERKI. New species of Pisidium: 17–20
  • F. C. BAKER. A new Sphaerium from Illinois: 21–22
  • C. H. CHADWICK. List of Wisconsin shells: 22–24
  • Notes: 24
Volume 20 Number 1 (May 14, 1906)
  • W. H. FLUCK. Shell-collecting on the Mosquito Coast of Nicaragua-VI: 1–4
  • H. A. PILSBRY. A new Chinese Sitala: 5
  • V. STERKI. New species of Pisidium: 5–6
  • Anonymous: The manatee snail Bulimulus dormani: 6–9
  • Notes: 9–11
  • Publications received: 11–12


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