''Infundibulum'' 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 ...

Trochidae The Trochidae, common name top-snails or top-shells, are a family of various sized sea snails, marine gastropod molluscs in the subclass Vetigastropoda. This family is commonly known as the top-snails because in many species the shell resembles ...

, the top snails.

Description

The conical shell is false-umbilicate. The periphery is angular. The base of the shell is nearly flat, or concave. The outer surface is smooth, costate or granular. The outer

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 not lirate within. The

columella Lucius Junius Moderatus Columella (, Arabic: ) was a prominent Roman writer on agriculture in the Roman Empire. His in twelve volumes has been completely preserved and forms an important source on Roman agriculture and ancient Roman cuisin ...

is inserted in the center of the axis. It is more or less folded above, its edge straight, oblique, not toothed, and without a notch at its base.

Species

Species within the genus ''Infundibulum'' include: * '' Infundibulum concavum'' (Gmelin, 1791) * '' Infundibulum tomlini'' (Fulton, 1930)Marshall B. A. (2000). "Systematics of the genus ''Infundibulum'' Montfort, 1810 (Gastropoda: Trochidae)". ''

The Nautilus ''Nautilus'' is the fictional submarine belonging to Captain Nemo featured in Jules Verne's novels ''Twenty Thousand Leagues Under the Seas'' (1870) and '' The Mysterious Island'' (1875). Description ''Nautilus'' is described by Verne as ...

'' 114(4)
149
154. The Indo-Pacific Molluscan Database also includes the following species: * '' Infundibulum aemulans'' A. Adams, 1854 ;Synonyms: * ''Infundibulum (Lamprostoma)'' Swainson, 1840: synonym of ''

Trochus ''Trochus'' is a genus of medium-to large-sized, top-shaped sea snails with an operculum, of the family Trochidae, the top snails.Bouchet, P.; Gofas, S. (2010). Trochus Linnaeus, 1758. Accessed through: World Register of Marine Species at http:/ ...

'' Linnaeus, 1758 * ''Infundibulum baccatus'' Sowerby, G.B. III, 1889: synonym of ''

Trochus cariniferus ''Trochus cariniferus'' is a species of small sea snail, a marine gastropod mollusc in the family Trochidae, the top snails.Bouchet, P.; Rosenberg, G. (2014). Trochus cariniferus Reeve, 1842. Accessed through: World Register of Marine Species at ...

'' Reeve, L.A., 1842 * ''Infundibulum calcaratum'' (Souverbie in Souverbie & Montrouzier, 1874): synonym of ''

Trochus calcaratus ''Trochus calcaratus'', common name the actor top shell, is a species of sea snail, a marine gastropod mollusk in the family Trochidae, the top snails.Gofas, S.; Rosenberg, G. (2014). Trochus calcaratus Souverbie in Souverbie & Montrouzier, 1875 ...

'' Souverbie in Souverbie & Montrouzier, 1875 * ''Infundibulum cariniferum'' (Reeve, 1842): synonym of '' Infundibulops cariniferus'' (Reeve, 1842) * ''Infundibulum chloromphalus'' A. Adams, 1851: synonym of ''

Trochus chloromphalus ''Trochus chloromphalus'' is a species of small sea snail, a marine gastropod mollusc in the family Trochidae, the top snails. Description The height of the shell attains 19 mm, its diameter 22 mm. The thick, false-umbilicate shell ha ...

'' (A. Adams, 1851) * ''Infundibulum erythraeum'' (Brocchi, 1821): synonym of '' Infundibulops erythraeus'' Brocchi, G.B., 1821 * ''Infundibulum typus'' Montfort, 1810: synonym of ''Infundibulum concavum'' ''(Gmelin, 1791)'' ;Nomen dubium * ''Infundibulum depressum'' Say, T., 1826

References

Marshall B.A. (2000) ''Systematics of the genus ''Infundibulum'' Montfort, 1810 (Gastropoda: Trochidae).'' The Nautilus 114(4):149-154
{{Taxonbar, from=Q6031658 Trochidae Gastropod genera