''Tonna allium'',

common name In biology, a common name of a taxon or organism (also known as a vernacular name, English name, colloquial name, country name, popular name, or farmer's name) is a name that is based on the normal language of everyday life; and is often contrast ...

the costate tun, is a

species In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...

of large

sea snail Sea snail is a common name for slow-moving marine gastropod molluscs, usually with visible external shells, such as whelk or abalone. They share the taxonomic class Gastropoda with slugs, which are distinguished from snails primarily by the ...

, a

marine Marine is an adjective meaning of or pertaining to the sea or ocean. Marine or marines may refer to: Ocean * Maritime (disambiguation) * Marine art * Marine biology * Marine debris * Marine habitats * Marine life * Marine pollution Military * ...

gastropod The gastropods (), commonly known as snails and slugs, belong to a large taxonomic class of invertebrates within the phylum Mollusca called Gastropoda (). This class comprises snails and slugs from saltwater, from freshwater, and from land. T ...

mollusk Mollusca is the second-largest phylum of invertebrate animals after the Arthropoda, the members of which are known as molluscs or mollusks (). Around 85,000 extant species of molluscs are recognized. The number of fossil species is e ...

in the

family Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...

Tonnidae, the tun shells.

Description

The size of an adult shell varies between 50 mm and 131 mm.

Distribution

This species occurs in the Indian Ocean off

Madagascar Madagascar (; mg, Madagasikara, ), officially the Republic of Madagascar ( mg, Repoblikan'i Madagasikara, links=no, ; french: République de Madagascar), is an island country in the Indian Ocean, approximately off the coast of East Africa ...

, the Mascarene Basin and

Mauritius Mauritius ( ; french: Maurice, link=no ; mfe, label=Mauritian Creole, Moris ), officially the Republic of Mauritius, is an island nation in the Indian Ocean about off the southeast coast of the African continent, east of Madagascar. It incl ...

References

* Martin, K. (1879-1880). Die Tertiärschichten auf Java, nach den Entdeckungen von Fr. Junghuhn. Leiden: Brill. [Paleontologischer Theil, 1–126 (1879); 127–164, i–vi (plate captions) (1880); Allgemeiner Theil, 1–51 (1880); Anhang, 1–6 (1880); Title page and Vorwort, i–ix, * Smith, E. A. 1906. On South African marine Mollusca, with descriptions of new species. Annals of the Natal Government Museum 1:19-71, pls. 7-8 * Dautzenberg, Ph. (1929). ''Mollusques testacés marins de Madagascar''. Faune des Colonies Francaises, Tome III * Cernohorsky. W. O. (1972). Marine Shells of the Pacific. Vol. II. Pacific Publications, Sydney, 411 pp. * Drivas, J. & M. Jay (1988). ''Coquillages de La Réunion et de l'île Maurice'' * Michel, C. (1988). ''Marine molluscs of Mauritius''. Editions de l'Ocean Indien. Stanley, Rose Hill. Mauritius * Bozzetti L. & Ferrario M. (2005) ''Three new species and a new subspecies from the South-Western Indian Ocean (Gastropoda: Prosobranchia: Turbinidae, Tonnidae, Buccinidae, Conidae)''. Visaya 1(4): 51-58. [April 2005] * Steyn, D. G.; Lussi, M. (2005). Offshore Shells of Southern Africa: A pictorial guide to more than 750 Gastropods. Published by the authors. pp. i–vi, 1–289. * Beu, A. G. (2005) Neogene fossil tonnoidean gastropods of Indonesia. Scripta Geologica 130, p. 1-186, pp. 166, figs. 327 * Vos, C. (2007). A conchological Iconography (No. 13) -'' The family Tonnidae''. 123 pp., 30 numb. plus 41 (1 col.) un-numb. text-figs, 33 maps., 63 col. pls, Conchbooks, Germany * Vos, C. (2008) Tonnidae. in Poppe G.T. (ed.) Philippine Marine Mollusks, Volume 1: Gastropoda 1: 594-611, pls 242-250. Conchbooks, Hackenheim, Germany. * Liu, J.Y. uiyu(ed.). (2008). Checklist of marine biota of China seas. China Science Press. 1267 pp. * Vos, C. (2012) Overview of the Tonnidae (MOLLUSCA: GASTROPODA) in Chinese waters. Shell Discoveries 1(1); pp. 12-22; Pls. 1-9 * Vos, C. (2013) Overview of the Tonnidae (Mollusca: Gastropoda) in Chinese waters. Gloria Maris 52(1-2); pp. 22-53; Pls. 1-9 * Severns, M. (2011). Shells of the Hawaiian Islands - The Sea Shells. Conchbooks, Hackenheim. 564 pp.

External links

gastropods.com : ''Tonna (Dolium complex) allium''; accessed : 26 April 2011

Menke, K. T. (1828). Synopsis methodica molluscorum generum omnium et specierum earum, quae in Museo Menkeano adservantur; cum synonymia critica et novarum specierum diagnosibus. XII + 91 pp.

Dillwyn, 1817. A descriptive catalogue of Recent shells, arranged according to the Linnean method; with particular attention to the synonymy. London: John and Arthur Arch. Vol. 1: 1-580; Vol. 2: 581-1092 + index

Röding, P. F. (1798). Museum Boltenianum sive Catalogus cimeliorum e tribus regnis naturæ quæ olim collegerat Joa. Fried Bolten, M. D. p. d. per XL. annos proto physicus Hamburgensis. Pars secunda continens Conchylia sive Testacea univalvia, bivalvia & multivalvia. Trapp, Hamburg. viii, 199 pp.

Schröter, J. S. in Martini, F.H.W. (1788) Vollstandiges alphabetisches Namen-Register über alle Zehn Bande des von dem feel. Herrn D. Martini in Berlin angefangenen, und vom Herrn Pastor Chemnitz in Kopenhagen fortgesetzten und vollenbeten Systematisches Conchylien-Cabinets. Nürnberg, in der Rasplichen Buchhandlung, 1788

Martini, F. H. W. (1777) Neues systematisches Conchylien-Cabinet. Nach der Natur gezeichnet und mit lebendigen Farben erleuchtet. III

Hanley, S. (1860). Systematic list of the species of Dolium restricted. Proceedings of the Zoological Society of London. 1859, 27: 487-493.

Boettger, O. (1883). Mollusca. In Verbeek, R. D. M., Boettger, O. & von Fritsch, K. (Eds.) Die Tertiärformation von Sumatra und ihre Thierreste. Palaeontographica, Supplement. 3(10/11), pp. 1-151

Deshayes, G. P. & Milne-Edwards, H. (1844). Histoire naturelle des animaux sans vertèbres, présentant les caractères généraux et particuliers de ces animaux, leur distribution, leurs classes, leurs familles, leurs genres, et la citation des principales espèces qui s'y rapportent, par J. B. P. A. de Lamarck. Deuxième édition, Tome dixième. Histoire des Mollusques. J. B. Baillière: Paris. 638 pp.
Tonnidae Molluscs of the Indian Ocean Gastropods described in 1817 Taxa named by Lewis Weston Dillwyn {{Tonnidae-stub