''Chicoreus axicornis'', the axicornis murex or centre-horned murex, 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 sea snail, a marine gastropod

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 group of people related either by consanguinity (by recognized birth) or affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its members and of society. Idea ...

Muricidae Muricidae is a large and varied taxonomic family of small to large predatory sea snails, marine gastropod mollusks, commonly known as murex snails or rock snails. With about 1,600 living species, the Muricidae represent almost 10% of the Neoga ...

, the murex snails or rock snails.

Description

The shell of ''Chicoreus axicornis'' can reach a length of . This shell is slender, with long, curved, acute shoulder spines. Color ranges from whitish or reddish to dark brown. Aperture is broad and rounded. Columellar lip is narrow, smooth. Outer lip is erect and crenulate. Siphonal canal is long, narrow and recurved.

Distribution

This species is widespread from

Indian Ocean The Indian Ocean is the third-largest of the world's five oceanic divisions, covering or ~19.8% of the water on Earth's surface. It is bounded by Asia to the north, Africa to the west and Australia to the east. To the south it is bounded by t ...

Philippines The Philippines (; fil, Pilipinas, links=no), officially the Republic of the Philippines ( fil, Republika ng Pilipinas, links=no), * bik, Republika kan Filipinas * ceb, Republika sa Pilipinas * cbk, República de Filipinas * hil, Republ ...

References

* Lamarck, J. B. P. A., 1822 Histoire naturelle des animaux sans vertèbres, vol. 7, p. 711 * Houart, R., 1992. The genus Chicoreus and related genera (Gastropoda: Muricidae) in the Indo-West Pacific. Mémoires du Muséum national d'Histoire naturelle 154(A): 1-188

External links

Biolib
*
MNHN, Paris: lectotype
Gastropods described in 1822 Chicoreus {{Muricinae-stub