''Aclyvolva lanceolata'' 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 ...

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 ...

Ovulidae, the ovulids, cowry allies or false cowries.

Description

The size of an adult shell varies between 14 mm and 35 mm. 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 ...

is narrow, except towards the anterior, where the outer lip is bent out. The base of the shell is flat. The inner lip is edged with a reddish line.

Distribution

This marine species occurs in the central Indo-Pacific area like for example in

India India, officially the Republic of India (Hindi: ), is a country in South Asia. It is the seventh-largest country by area, the second-most populous country, and the most populous democracy in the world. Bounded by the Indian Ocean on the so ...

Japan Japan ( ja, 日本, or , and formally , ''Nihonkoku'') is an island country in East Asia. It is situated in the northwest Pacific Ocean, and is bordered on the west by the Sea of Japan, while extending from the Sea of Okhotsk in the north ...

New Guinea New Guinea (; Hiri Motu Hiri Motu, also known as Police Motu, Pidgin Motu, or just Hiri, is a language of Papua New Guinea, which is spoken in surrounding areas of Port Moresby (Capital of Papua New Guinea). It is a simplified version of ...

and

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and the Loyalty Islands.

References

* Cate, C. N. 1973. ''A systematic revision of the recent Cypraeid family Ovulidae''. Veliger 15 (supplement): 1–117. * Fehse, D. (1999). Studies on Ovulidae and Triviidae of Mozambique and Réunion. La Conchiglia. 31 (292): 47-55, 63. * Lorenz F. & Fehse D. (2009) ''The living Ovulidae. A manual of the families of allied cowries: Ovulidae, Pediculariidae and Eocypraeidae''. Hackenheim: Conchbooks

External links

Sowerby, G. B. II. (1849). Descriptions of some new species of Ovulum in the collection of H. Cuming. Proceedings of the Zoological Society of London. 16 ("1848"): 135-136

Reijnen B.T. & Van der Meij S.E.T. (2019). Systematics of the subfamily Aclyvolvinae (Caenogastropoda: Ovulidae) based on molecular and morphometric analyses. Journal of Molluscan Studies
* lanceolata Gastropods described in 1848 {{Ovulidae-stub