''Guildfordia'' is a

genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...

sea snail Sea snails are slow-moving marine (ocean), marine gastropod Mollusca, molluscs, usually with visible external shells, such as whelk or abalone. They share the Taxonomic classification, taxonomic class Gastropoda with slugs, which are distinguishe ...

s, marine

gastropod Gastropods (), commonly known as slugs and snails, belong to a large Taxonomy (biology), taxonomic class of invertebrates within the phylum Mollusca called Gastropoda (). This class comprises snails and slugs from saltwater, freshwater, and fro ...

mollusk Mollusca is a phylum of protostomic invertebrate animals, whose members are known as molluscs or mollusks (). Around 76,000 extant species of molluscs are recognized, making it the second-largest animal phylum after Arthropoda. The ...

s in the

family Family (from ) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). It forms the basis for social order. Ideally, families offer predictabili ...

Turbinidae Turbinidae, the turban snails, are a family of small to large marine gastropod molluscs in the superfamily Trochoidea.Bouchet, P. (2014). Turbinidae Rafinesque, 1815. Accessed through: World Register of Marine Species at http://www.marinespecie ...

, the turban snails.

Description

The imperforate shell is wheel-shaped. It is low-conic and granulose above, convex below. The periphery is armed with long slender radiating spines, which are concealed at the sutures. The operculum is flat, with a subobsolete arcuate rib outside. The central tooth of the

radula The radula (; : radulae or radulas) is an anatomical structure used by mollusks for feeding, sometimes compared to a tongue. It is a minutely toothed, chitinous ribbon, which is typically used for scraping or cutting food before the food enters ...

has no cusps.

Distribution

This marine genus occurs off the

Philippines The Philippines, officially the Republic of the Philippines, is an Archipelagic state, archipelagic country in Southeast Asia. Located in the western Pacific Ocean, it consists of List of islands of the Philippines, 7,641 islands, with a tot ...

, Indo-China, Indo-Malaysia,

Papua New Guinea Papua New Guinea, officially the Independent State of Papua New Guinea, is an island country in Oceania that comprises the eastern half of the island of New Guinea and offshore islands in Melanesia, a region of the southwestern Pacific Ocean n ...

, Eastern Indian Ocean,

Oceania Oceania ( , ) is a region, geographical region including Australasia, Melanesia, Micronesia, and Polynesia. Outside of the English-speaking world, Oceania is generally considered a continent, while Mainland Australia is regarded as its co ...

, and off Australia (

Northern Territory The Northern Territory (abbreviated as NT; known formally as the Northern Territory of Australia and informally as the Territory) is an states and territories of Australia, Australian internal territory in the central and central-northern regi ...

Queensland Queensland ( , commonly abbreviated as Qld) is a States and territories of Australia, state in northeastern Australia, and is the second-largest and third-most populous state in Australia. It is bordered by the Northern Territory, South Austr ...

Western Australia Western Australia (WA) is the westernmost state of Australia. It is bounded by the Indian Ocean to the north and west, the Southern Ocean to the south, the Northern Territory to the north-east, and South Australia to the south-east. Western Aust ...

Species

Species within the genus ''Guildfordia'' include: * '' Guildfordia aculeata'' Kosuge, 1979 - Aculeate Star Turban * † '' Guildfordia hendersoni'' (Marwick, 1934) * † '' Guildfordia megapex'' (Beu, 1970) * † '' Guildfordia ostarrichi'' Pacaud, 2017 * '' Guildfordia radians'' Dekker, 2008 * † '' Guildfordia subfimbriata'' (Suter, 1917) * '' Guildfordia superba'' Poppe, Tagaro & Dekker, 2005 - Superb Star Turban * '' Guildfordia triumphans'' (Philippi, 1841) - Triumphant Star Turban * '' Guildfordia yoka'' Jousseaume, 1899 - Yoka Star Turban ;Species brought into synonymy: * ''Guildfordia delicata'' Habe & Okutani, 1983: synonym of ''Guildfordia yoka'' Jousseaume, 1888 * ''Guildfordia gloriosa'' Kuroda & Habe in Kira, 1961: synonym of ''

Bolma henica ''Bolma henica'', common names abyssal dolma and deep sea star shell, is a species of sea snail, a marine gastropod mollusk in the family Turbinidae, the turban snails. Subspecies Three subspecies are recognized: Description The size of the ...

'' (Watson, 1885) * ''Guildfordia heliophorus'' Gray: synonym of ''

Astraea heliotropium ''Astraea heliotropium'', common name the sunburst star turban or the circular saw shell, is a large sea snail, a marine gastropod mollusc of the family Turbinidae, the turbans and star snails.WoRMS (2010). ''Astraea heliotropium'' (Martyn, 178 ...

'' (Martyn, 1784) * ''Guildfordia kurzi'' Petuch, 1980 - Kurz's Star Turban: synonym of ''Guildfordia aculeata'' Kosuge, 1979 * ''Guildfordia tagaroae'' Alf & Kreipl, 2006: synonym of ''Guildfordia aculeata'' Kosuge, 1979 ;Taxon inquirendum: * ''Guildfordia monilifera'' (Hedley & Willey, 1896) (possibly a synonym of ''Guildfordia aculeata'')

References

* Marwick, J. (1934) Some New Zealand Tertiary Mollusca. Proceedings of the Malacological Society of London, 21, 10–21, 2 pls. * Beu, A. G. (1970). Descriptions of new species and notes on taxonomy of New Zealand Mollusca. Transactions of the Royal Society of New Zealand, Earth Science. 7: 113-136 * Alf A. & Kreipl K. (2011) The family Turbinidae. Subfamilies Turbininae Rafinesque, 1815 and Prisogasterinae Hickman & McLean, 1990. In: G.T. Poppe & K. Groh (eds), A Conchological Iconography. Hackenheim: Conchbooks. pp. 1–82, pls 104-245

External links

Gray J.E. (1850). [text
In: Gray, M. E., Figures of molluscous animals, selected from various authors. Longman, Brown, Green and Longmans, London. Vol. 4, iv + 219 pp. (August) [Frontispiece (portrait of Mrs. Gray); pp. ii–iv (preface); 1–62 (explanation of plates 1–312 in Volumes 1–3); pp. 63–124 (systematic arrangement of figures); 127–219 (reprint of Gray 1847)]
Fischer P. (1873-1879). [continuation of Kiener] Spécies général et iconographie des coquilles vivantes. Volume 10, Famille des Turbinacées. Genre Turbo (Turbo), pp. i-iv + 1-128 (1873), pls 1, 28, 44-49, 53-54, 57-120. Volume 11, Genres Troque (Trochus, including Calcar), pp. 1–96, pls 37-86 (1875); 97-144 (1876); 145-240 (1877); 241-336 (1878); 337-423, Xenophora pp. 424–450, Tectarius pp. 451–459, Risella pp. 460–463, Index 464-480 (1879).

* [http://, https://doi.org/10.1111/j.1095-8312.2007.00854.x Williams, S.T. (2007). ''Origins and diversification of Indo-West Pacific marine fauna: evolutionary history and biogeography of turban shells (Gastropoda, Turbinidae).'' Biological Journal of the Linnean Society, 2007, 92, 573–592] {{Taxonbar, from=Q5615863 Guildfordia, Turbinidae Gastropod genera