Odostomia plicata, copyright S. Clanzig.

Belongs within: Pyramidellidae.

Odostomia is a cosmopolitan genus of pyramidellid snails with a few-whorled, subconic or ovate shell (Oldroyd 1927).

Characters (from Oldroyd 1927): Shell usually short, few-whorled, subconic or ovate; apex sinistral; columella with single fold that varies in strength and may not be apparent at aperture; sculpture varying from smooth to lamellar axial ribs and spiral keels.

<==Odostomia Fleming 1813 BR05 [=Ptychostomon Locard 1886 BR17; Ptychostomidae, Ptychostomonidae, Ptychostomoninae]
    |–O. (Odostomia) O27
    |    |–*O. (O.) plicata (Montagu 1803) [=Turbo plicatus] BR17
    |    |–O. (O.) coronadoensis Dall & Bartsch 1909 O27
    |    |–O. (O.) dinella Dall & Bartsch 1909 O27
    |    |–O. (O.) farella Dall & Bartsch 1909 O27
    |    `–O. (O.) orcutti Bartsch 1917 O27
    |–O. (Amaura Moller 1842) O27
    |    |–O. (A.) arctica Dall & Bartsch 1909 O27
    |    |–O. (A.) avellana Carpenter 1865 O27
    |    |–O. (A.) beringi Dall 1871 O27
    |    |–O. (A.) canfieldi Dall 1908 O27
    |    |–O. (A.) eldorana Bartsch 1912 O27
    |    |–O. (A.) elsa Dall & Bartsch 1909 O27
    |    |–O. (A.) engbergi Bartsch 1920 O27
    |    |–O. (A.) farallonensis Dall & Bartsch 1909 O27
    |    |–O. (A.) grippiana Bartsch 1912 O27
    |    |–O. (A.) helena Bartsch 1912 O27
    |    |–O. (A.) iliuliukensis Dall & Bartsch 1909 O27
    |    |–O. (A.) kennerlyi Dall & Bartsch 1907 O27
    |    |–O. (A.) krausei Clessin 1900 O27
    |    |–O. (A.) lastra Dall & Bartsch 1909 O27
    |    |–O. (A.) martensi Dall & Bartsch 1906 O27
    |    |–O. (A.) moratora Dall & Bartsch 1909 O27
    |    |–O. (A.) nota Dall & Bartsch 1909 O27
    |    |–O. (A.) nuciformis Carpenter 1865 O27
    |    |–O. (A.) orcia Dall & Bartsch 1909 O27
    |    |–O. (A.) pesa Dall & Bartsch 1909 O27
    |    |–O. (A.) sanjuanensis Bartsch 1920 O27
    |    |–O. (A.) satura Carpenter 1865 O27 [incl. O. gouldii C64]
    |    |–O. (A.) sillana Dall & Bartsch 1909 O27
    |    |–O. (A.) subglobosa Bartsch 1912 O27
    |    |–O. (A.) subturrita Dall & Bartsch 1909 O27
    |    |–O. (A.) talpa Dall & Bartsch 1909 O27
    |    `–O. (A.) washingtonia Bartsch 1920 O27
    |–O. (Evalina Dall & Bartsch 1904) O27
    |    `–O. (E.) americana Dall & Bartsch 1904 O27
    |–O. (Heida Dall & Bartsch 1904) O27
    |    |–O. (H.) ignava Hedley 1908 H08
    |    `–O. (H.) kelseyi Bartsch 1912 O27
    |–O. (Iolaea Adams 1867) O27
    |    |–O. (I.) amianta Dall & Bartsch 1907 O27
    |    `–O. (I.) eucosmia Dall & Bartsch 1909 O27
    |–O. (Ivara Dall & Bartsch 1903) O27
    |    `–O. (I.) terricula Dall & Bartsch 1903 O27
    `–O. (Salassiella Dall & Bartsch 1909) O27
         |–O. (S.) laxa Dall & Bartsch 1909 O27
         |–O. (S.) oenoa Bartsch 1927 O27
         `–O. (S.) richi Dall & Bartsch 1909 O27

Odostomia incertae sedis:
  O. aciculina Souverbie 1865 H09
  O. acuta N79
  O. acutangula Suter 1908 P61
  O. albella [=Turbonilla albella] J64b
  O. aucklandica Laws 1939 P61
  O. babylonia (Adams 1845) [incl. O. (Miralda) judithae Usticke 1959] BC01
  O. bisuturalis (Say 1821) BM65
  O. bulbula Hedley 1907 H09
  O. canaria Hedley 1907 H09
  O. chordata Suter 1908 P61 [=Evalea chordata F27]
  O. clara Brazier 1877 H09
  O. clavula [=Menestho clavula] BK77
  O. compta Brazier 1877 H09
  O. conoidalis C64
  O. conoidea N79
  O. conspicua N79
  O. convoluta Watson 1886 H09
  O. corpulenta Watson 1886 H09
  O. corpulentoides Dell 1956 P61
  O. cryptodon Suter 1908 P61
  O. culta KBC03
  O. cylindrica J64a
  O. dianthophila Wells & Wells 1961 R68
  O. diaphana N79
  O. dipsycha C60
  O. dolioliformis C64
  O. eulimoides W59
  O. eximia N79
  O. geoffreyi Laws 1939 P61
  O. haurakiensis Laws 1939 P61
  O. hyphala Watson 1886 P61
  O. impolita (Hutton 1873) (n. d.) [=Rissoa impolita] F27
  O. impressa W59
  O. incidata Suter 1908 P61
  O. indistincta J79
  O. insculpta N79
  O. interstincta N79
  O. kymatodes Watson 1886 H09
  O. lactea N79
  O. lukisi N79
  O. manukauensis Laws 1939 P61
  O. metata Hedley 1907 H09
  O. monterosatoi M62
  O. murdochi Suter 1913 P61
  O. nitidissima N79
  O. nivosa N79
  O. obliqua J79
  O. oodes Watson 1886 H09
  O. opaca Hedley 1901 H09
  O. oxia Watson 1886 H09
  O. pallida N79
  O. parvacutangula Laws 1939 P61
  O. pedica Laws 1939 P61
  O. pervaga Laws 1939 P61
  O. pudica Suter 1908 P61
  O. pumila Adams 1861 O27
  O. pupa Watson 1886 H09
  O. pusilla J79
  O. rubra Pease 1868 H09
  O. rufa J79
  O. scalaris [incl. O. rissoides] MB64
  O. seminuda MB64
  O. sherriffi Hutton 1883 P61
  O. sigma Hedley 1907 H09
  O. spiralis N79
  O. straminea Carpenter 1864 C64
  O. sublirulata C64
  O. takapunaensis Suter 1908 P61
  O. taumakiensis Suter 1908 P61
  O. trifida D56
  O. turrita N79
  O. umbilicaris N79
  O. umbilicata N79
  O. unidentata N79
  O. vaga Laws 1939 P61
  O. vestalis Murdoch 1905 P61
  O. warreni N79

*Type species of generic name indicated


[BM65] Baker, E. B., & A. S. Merrill. 1965. An observation of Laevicardium mortoni actually swimming. Nautilus 78 (3): 104.

[BK77] Barel, C. D. N., & P. G. N. Kramers. 1977. A survey of the echinoderm associates of the north-east Atlantic area. Zoologische Verhandelingen 156: 1–159.

[BR05] Bouchet, P., & J.-P. Rocroi. 2005. Classification and nomenclator of gastropod families. Malacologia 47 (1–2): 1–397.

[BR17] Bouchet, P., J.-P. Rocroi, B. Hausdorf, A. Kaim, Y. Kano, A. Nützel, P. Parkhaev, M. Schrödl & E. E. Strong. 2017. Revised classification, nomenclator and typification of gastropod and monoplacophoran families. Malacologia 61 (1–2): 1–526.

[BC01] Boyko, C. B., & J. R. Cordeiro. 2001. Catalog of Recent type specimens in the Division of Invertebrate Zoology, American Museum of Natural History. V. Mollusca, part 2 (class Gastropoda [exclusive of Opisthobranchia and Pulmonata], with supplements to Gastropoda [Opisthobranchia], and Bivalvia). Bulletin of the American Museum of Natural History 262: 1–170.

[C64] Carpenter, P. P. 1864. Supplementary report on the present state of our knowledge with regard to the Mollusca of the west coast of North America. Report of the British Association for the Advancement of Science 33: 517–686.

[C60] Cox, L. R. 1960. Gastropoda: general characteristics of Gastropoda. In: Moore, R. C. (ed.) Treatise on Invertebrate Paleontology pt I. Mollusca 1: Mollusca—General Features, Scaphopoda, Amphineura, Monoplacophora, Gastropoda—General Features, Archaeogastropoda and some (mainly Paleozoic) Caenogastropoda and Opisthobranchia pp. I84–I169. Geological Society of America, and University of Kansas Press.

[D56] Dawes, B. 1956. The Trematoda with special reference to British and other European forms. University Press: Cambridge.

[F27] Finlay, H. J. 1927. A further commentary on New Zealand molluscan systematics. Transactions and Proceedings of the New Zealand Institute 57: 320–485.

[H08] Hedley, C. 1908. Studies on Australian Mollusca. Part X. Proceedings of the Linnean Society of New South Wales 33: 456–489, pls 7–10.

[H09] Hedley, C. 1909. The Marine Fauna of Queensland: Address by the President of Section D. Australasian Association for the Advancement of Science: Brisbane.

[J64a] Jeffreys, J. G. 1864a. Report of the committee appointed for exploring the coasts of Shetland by means of the dredge. Report of the British Association for the Advancement of Science 33: 70–81.

[J64b] Jeffreys, J. G. 1864b. The Upper Tertiary fossils at Uddevalla, in Sweden. Report of the British Association for the Advancement of Science 33 (Notices and Abstracts): 73–79.

[J79] Jeffreys, J. G. 1879. Notes on Colonel Montagu’s collection of British shells. Journal of Conchology 2: 1–4.

[KBC03] Kashin, I. A., E. V. Bagaveeva & S. F. Chaplygina. 2003. Fouling communities of hydrotechnical constructions in Nakhodka Bay (Sea of Japan). Russian Journal of Marine Biology 29: 267–283.

[MB64] Merrill, A. S., & K. J. Boss. 1964. Reactions of hosts to proboscis penetration by Odostomia seminuda (Pyramidellidae). Nautilus 78 (2): 42–45.

[M62] Monniot, F. 1962. Recherches sur les graviers a Amphioxus de la région de Banyuls-sur-Mer. Vie et Milieu 13: 231–322.

[N79] Norman, A. M. 1879. The Mollusca of the fiords near Bergen, Norway. Journal of Conchology 2: 8–77.

[O27] Oldroyd, I. S. 1927. The Marine Shells of the West Coast of North America vol. 2 pt 2. Stanford University Press: Stanford University (California).

[P61] Powell, A. W. B. 1961. Shells of New Zealand: An illustrated handbook 4th ed. Whitcombe and Tombs Limited: Christchurch.

[R68] Roberge, A. G. 1968. Odostomia dianthophila (Gastropoda, Pyramidellidae) from Buzzard’s Bay, Mass., a northern range extension. Nautilus 81 (4): iii.

[W59] Wells, H. W. 1959. Notes on Odostomia impressa (Say). Nautilus 72 (4): 140–144.

Leave a comment

Your email address will not be published. Required fields are marked *