''Conus marielae'', common name Mariel's 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.Rehder H. A. & Wilson B. R. (1975). "New Species of Marine Mollusks from Pitcairn Island and the Marquesas". ''

Smithsonian Contributions to Zoology The Smithsonian Contributions and Studies Series is a collection of serial periodical publications produced by the Smithsonian Institution, detailing advances in various scientific and societal fields to which the Smithsonian Institution has made c ...

'' 203: 1–16. page 14-16
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Like all species within the genus ''Conus'', 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 Venom or zootoxin is a type of toxin produced by an animal that is actively delivered through a wound by means of a bite, sting, or similar action. The toxin is delivered through a specially evolved ''venom apparatus'', such as fangs or a sti ...

. 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 30 mm and 60 mm.

Distribution

This species occurs in the Pacific Ocean off the Marquesas,

Tuamotus The Tuamotu Archipelago or the Tuamotu Islands (french: Îles Tuamotu, officially ) are a French Polynesian chain of just under 80 islands and atolls in the southern Pacific Ocean. They constitute the largest chain of atolls in the world, extendin ...

and the

Marshall Islands The Marshall Islands ( mh, Ṃajeḷ), officially the Republic of the Marshall Islands ( mh, Aolepān Aorōkin Ṃajeḷ),'' () is an independent island country and microstate near the Equator in the Pacific Ocean, slightly west of the Internati ...

References

* Filmer R.M. (2001). ''A Catalogue of Nomenclature and Taxonomy in the Living Conidae 1758–1998''. Backhuys Publishers, Leiden. 388pp * Tucker J.K. (2009). ''Recent cone species database''. September 4, 2009 Edition * Tucker J.K. & Tenorio M.J. (2009) ''Systematic classification of Recent and fossil conoidean gastropods.'' Hackenheim: Conchbooks. 296 pp. * Monteiro A. (2009) ''A new subspecies of Conus moluccensis Küster, 1838 (Mollusca: Gastropoda) from Tahiti.'' Visaya 2(5): 88–90. eptember 2009* Limpalaër L. & Monnier E. (2012) ''Phasmoconus alexandrei (Gastropoda: Conidae), a new species from the western Pacific''. Visaya 3(5): 21–27. arch 2012
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

External links

The ''Conus'' Biodiversity website
* marielae Gastropods described in 1975 {{conus-stub