Conus arenatus
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''Conus arenatus'',
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 sand-dusted cone, is a species of
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
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 ...
Conidae Conidae, with the current common name of "cone snails", is a taxonomic family (previously subfamily) of predatory sea snails, marine gastropod molluscs in the superfamily Conoidea. The 2014 classification of the superfamily Conoidea, groups onl ...
, the
cone snails A cone is a three-dimensional geometric shape that tapers smoothly from a flat base (frequently, though not necessarily, circular) to a point called the apex or vertex. A cone is formed by a set of line segments, half-lines, or lines co ...
and their allies. These snails are
predatory Predation is a biological interaction where one organism, the predator, kills and eats another organism, its prey. It is one of a family of common feeding behaviours that includes parasitism and micropredation (which usually do not kill th ...
and venomous. They are capable of "stinging" humans, therefore live ones should be handled carefully or not at all.


Description

The size of the shell varies between 25 mm and 90 mm. The shell is stoutly turbinated, coronated on the
spire A spire is a tall, slender, pointed structure on top of a roof of a building or tower, especially at the summit of church steeples. A spire may have a square, circular, or polygonal plan, with a roughly conical or pyramidal shape. Spires are ...
. The color of the shell is white, sprinkled in a waved longitudinal manner with very small, close brown dots, sometimes forming indistinct bands. The
aperture In optics, an aperture is a hole or an opening through which light travels. More specifically, the aperture and focal length of an optical system determine the cone angle of a bundle of rays that come to a focus in the image plane. An opt ...
has usually a light flesh-color.


Distribution

This marine species is occurs in the
Red Sea The Red Sea ( ar, البحر الأحمر - بحر القلزم, translit=Modern: al-Baḥr al-ʾAḥmar, Medieval: Baḥr al-Qulzum; or ; Coptic: ⲫⲓⲟⲙ ⲛ̀ϩⲁϩ ''Phiom Enhah'' or ⲫⲓⲟⲙ ⲛ̀ϣⲁⲣⲓ ''Phiom ǹšari''; T ...
and in the
Indo-Pacific The Indo-Pacific is a vast biogeographic region of Earth. In a narrow sense, sometimes known as the Indo-West Pacific or Indo-Pacific Asia, it comprises the tropical waters of the Indian Ocean, the western and central Pacific Ocean, and the ...
; and off Australia (
Northern Territory The Northern Territory (commonly abbreviated as NT; formally the Northern Territory of Australia) is an states and territories of Australia, Australian territory in the central and central northern regions of Australia. The Northern Territory ...
,
Queensland ) , nickname = Sunshine State , image_map = Queensland in Australia.svg , map_caption = Location of Queensland in Australia , subdivision_type = Country , subdivision_name = Australia , established_title = Before federation , established_ ...
,
Western Australia Western Australia (commonly abbreviated as WA) is a state of Australia occupying the western percent of the land area of Australia excluding external territories. It is bounded by the Indian Ocean to the north and west, the Southern Ocean to th ...
). The species now also occurs in the
Mediterranean The Mediterranean Sea is a sea connected to the Atlantic Ocean, surrounded by the Mediterranean Basin and almost completely enclosed by land: on the north by Western and Southern Europe and Anatolia, on the south by North Africa, and on the e ...
off
Israel Israel (; he, יִשְׂרָאֵל, ; ar, إِسْرَائِيل, ), officially the State of Israel ( he, מְדִינַת יִשְׂרָאֵל, label=none, translit=Medīnat Yīsrāʾēl; ), is a country in Western Asia. It is situated ...
, having invaded as a
Lessepsian migrant The Lessepsian migration (also called Erythrean invasion) is the migration of marine species across the Suez Canal, usually from the Red Sea to the Mediterranean Sea, and more rarely in the opposite direction. When the canal was completed in 18 ...
through the
Suez Canal The Suez Canal ( arz, قَنَاةُ ٱلسُّوَيْسِ, ') is an artificial sea-level waterway in Egypt, connecting the Mediterranean Sea to the Red Sea through the Isthmus of Suez and dividing Africa and Asia. The long canal is a popular ...
.


References

* Bruguière, M. 1792. ''Encyclopédie Méthodique ou par ordre de matières. Histoire naturelle des vers.'' Paris : Panckoucke Vol. 1 i–xviii, 757 pp * Röding, P.F. 1798. ''Museum Boltenianum sive Catalogus cimeliorum e tribus regnis naturae quae olim collegerat Joa''. Hamburg : Trappii 199 pp. * Tryon, G.W. 1883. ''Marginellidae, Olividae, Columbellidae. Manual of Conchology.'' Philadelphia : G.W. Tryon Vol. 5 * Dautzenberg, P. 1937. ''Gastéropodes marins. 3-Famille Conidae';'' Résultats Scientifiques du Voyage aux Indes Orientales Néerlandaises de LL. AA. RR. Le Prince et la Princesse Lé Belgique. Mémoires du Musée Royal d'Histoire Naturelle de Belgique 2(18): 284 pp, 3 pls * Demond, J. 1957. ''Micronesian reef associated gastropods.'' Pacific Science 11(3): 275–341, fig. 2, pl. 1. * Gillett, K. & McNeill, F. 1959. ''The Great Barrier Reef and Adjacent Isles: a comprehensive survey for visitor, naturalist and photographer.'' Sydney : Coral Press 209 pp. * Wilson, B.R. & Gillett, K. 1971. ''Australian Shells: illustrating and describing 600 species of marine gastropods found in Australian waters.'' Sydney : Reed Books 168 pp. * Barash, A. & Danin, Z. 1972. ''The Indo-Pacific species of Mollusca in the Mediterranean and notes on a collection from the Suez Canal.'' Israel Journal of Zoology 21: 301–374 * Salvat, B. & Rives, C. 1975. ''Coquillages de Polynésie''. Tahiti : Papeete les editions du pacifique, pp. 1–391. * Cernohorsky, W.O. 1978. ''Tropical Pacific marine shells.'' Sydney : Pacific Publications 352 pp., 68 pls. * Coomans, H.E., Moolenbeek, R.G. & Wils, E. 1981. ''Alphabetical revision of the (sub) species in recent Conidae 4. aphrodite to azona with the description of C. arenatus bizona, nov. subsp.'' Basteria 45(1–3): 3–55 * Wilson, B. 1994. ''Australian Marine Shells. Prosobranch Gastropods.'' Kallaroo, WA : Odyssey Publishing Vol. 2 370 pp. * Röckel, D., Korn, W. & Kohn, A.J. 1995. ''Manual of the Living Conidae. Volume 1: Indo-Pacific Region.'' Wiesbaden : Hemmen 517 pp. * Tucker J.K. & Tenorio M.J. (2013) ''Illustrated catalog of the living cone shells''. 517 pp. Wellington, Florida: MdM Publishing.
Puillandre N., Duda T.F., Meyer C., Olivera B.M. & Bouchet P. (2015). ''One, four or 100 genera? A new classification of the cone snails.'' Journal of Molluscan Studies. 81: 1–23
File:Conus arenatus 3.jpg, ''Conus arenatus'' Hwass in Bruguière, J.G., 1792 File:Conus arenatus 4.jpg, ''Conus arenatus'' Hwass in Bruguière, J.G., 1792 File:Conus arenatus 5.jpg, ''Conus arenatus'' Hwass in Bruguière, J.G., 1792


External links


The ''Conus'' Biodiversity website

Cone Shells – Knights of the Sea
* {{Taxonbar, from=Q1304596 arenatus Gastropods described in 1792