''Phrontis '' 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 subfamily Nassariinae of 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 ...

Nassariidae The Nassariidae, Nassa mud snails (US), or dog whelks (UK) are a taxonomic family of small to medium-sized snails, mostly marine gastropod mollusks in the clade Neogastropoda. These snails have rounded shells with a high spire, an oval ap ...

, the Nassa mud snails or dog whelks.{Marshall, B.; Bouchet, P. (2016). Phrontis H. Adams & A. Adams, 1853. In: MolluscaBase (2016). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=560406 on 2016-05-20

Description

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. Spire ...

is elevated and acuminate. The

whorl A whorl ( or ) is an individual circle, oval, volution or equivalent in a whorled pattern, which consists of a spiral or multiple concentric objects (including circles, ovals and arcs). In nature File:Photograph and axial plane floral diagra ...

s are ribbed or nodulose. The inner

lip The lips are a horizontal pair of soft appendages attached to the jaws and are the most visible part of the mouth of many animals, including humans. Mammal lips are soft, movable and serve to facilitate the ingestion of food (e.g. sucklin ...

is smooth and has an extended, thickened callus.Adams, H. & Adams, A. (1853-1858). The genera of Recent Mollusca; arranged according to their organization. London, van Voorst. Vol. 1: xl + 484 pp.; vol. 2: 661 pp.; vol. 3: 138 pls
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Species

Species within the genus ''Phrontis '' include: * ''

Phrontis alba ''Phrontis alba'', common name the variable dog whelk, is a species of sea snail, a marine gastropod mollusk in the family (biology), family Nassariidae, the Nassa mud snails or dog whelks.Marshall, B. (2016). Phrontis alba (Say, 1826). In: Moll ...

'' (Say, 1826) * '' Phrontis antillara'' (d'Orbigny, 1847) * ''

Phrontis candidissima In Greek mythology, Phrontis (/fron-tis/; ) may refer to the following personages: ''Male'' * Phrontis, son of Phrixus and Chalciope, daughter of King Aeetes. *Phrontis, son of Onetor and the steersman in Menelaus' vessel. Phrontis had a very ...

'' (C. B. Adams, 1845) * ''

Phrontis complanata In Greek mythology, Phrontis (/fron-tis/; ) may refer to the following personages: ''Male'' * Phrontis, son of Phrixus and Chalciope, daughter of King Aeëtes, Aeetes. *Phrontis, son of Onetor and the steersman in Menelaus' vessel. Phrontis had ...

'' (Powys, 1835) * ''

Phrontis hotessieriana In Greek mythology, Phrontis (/fron-tis/; ) may refer to the following personages: ''Male'' * Phrontis, son of Phrixus and Chalciope, daughter of King Aeetes. *Phrontis, son of Onetor and the steersman in Menelaus' vessel. Phrontis had a very ...

'' (d'Orbigny, 1842) * ''

Phrontis karinae ''Phrontis karinae'' is a species of sea snail, a marine gastropod mollusk in the family Nassariidae, the Nassa mud snails or dog whelks.Marshall, B. (2016). Phrontis karinae (Nowell-Usticke, 1971). Accessed through: World Register of Marine Spe ...

'' (Nowell-Usticke, 1971) * ''

Phrontis luteostoma In Greek mythology, Phrontis (/fron-tis/; ) may refer to the following personages: ''Male'' * Phrontis, son of Phrixus and Chalciope, daughter of King Aeëtes, Aeetes. *Phrontis, son of Onetor and the steersman in Menelaus' vessel. Phrontis had ...

'' (Broderip & G. B. Sowerby I, 1829) * ''

Phrontis nassiformis ''Phrontis nassiformis'' is a species of sea snail, a marine gastropod mollusk in the family Cancellariidae, the nutmeg snails.Marshall, B. (2016). Phrontis nassiformis (Lesson, 1842). Accessed through: World Register of Marine Species at http:/ ...

'' (Lesson, 1842) * '' Phrontis pagoda'' (Reeve, 1844) * ''

Phrontis polygonata ''Phrontis polygonata'' is a species of sea snail, a marine gastropod mollusk in the family Nassariidae, the Nassa mud snails or dog whelks.Marshall, B. (2016). Phrontis polygonata (Lamarck, 1822). Accessed through: World Register of Marine Spec ...

'' (Lamarck, 1822) * ''

Phrontis tiarula ''Phrontis tiarula'', common name the western mud nassa, is a species of small sea snail with gills and an operculum, a marine gastropod mollusc in the family Nassariidae, the nassa mud snails or dog whelks.MolluscaBase eds. (2021). MolluscaBa ...

'' (Kiener, 1841) * ''

Phrontis versicolor In Greek mythology, Phrontis (/fron-tis/; ) may refer to the following personages: ''Male'' * Phrontis, son of Phrixus and Chalciope, daughter of King Aeetes. *Phrontis, son of Onetor and the steersman in Menelaus' vessel. Phrontis had a very ...

'' (C. B. Adams, 1852) * ''

Phrontis vibex ''Phrontis vibex'', common name the bruised nassa, is a species of sea snail, a marine gastropod mollusk in the family Nassariidae, the Nassa mud snails or dog whelks.Marshall, B. (2016). Phrontis vibex (Say, 1822). Accessed through: World Regis ...

'' (Say, 1822) ; Species brought into synonymy : * ''Phrontis compacta'' (Angas, 1865): synonym of ''

Reticunassa compacta ''Reticunassa'' is a genus of sea snails, marine gastropod mollusks in the family Nassariidae, the Nassa mud snails or dog whelks.MolluscaBase (2019). MolluscaBase. Reticunassa Iredale, 1936. Accessed through: World Register of Marine Species at ...

'' (Angas, 1865) * ''Phrontis crassus'' (Philippi, 1849): synonym of '' Nassarius semisulcatus'' (Hombron & Jacquinot, 1848) * ''Phrontis nodicostata'' (A. Adams, 1852): synonym of ''

Nassarius nodicostatus ''Nassarius'', common name nassa mud snails (USA) or dog whelks (UK), is a genus of minute to medium-sized sea snails, marine gastropod molluscs in the family Nassariidae.Bouchet, P.; Gofas, S. (2010). Nassarius Duméril, 1806. In: Bouchet, P.; ...

'' (A. Adams, 1852) * ''Phrontis obockensis'' Jousseaume, 1888: synonym of ''

Nassarius deshayesianus ''Nassarius deshayesianus'' is a species of sea snail, a marine gastropod mollusc in the family Nassariidae, the nassa mud snails (USA) or dog whelks (UK). are found in warm sampling areas. Moreover, the rate of metabolism species will decline ...

'' (Issel, 1866)

References

External links

Galindo L.A., Puillandre N., Utge J., Lozouet P. & Bouchet P. (2016). ''The phylogeny and systematics of the Nassariidae revisited (Gastropoda, Buccinoidea)''. Molecular Phylogenetics and Evolution. 99: 337-353
Nassariidae Gastropod genera {{Nassariidae-stub