''Infundibulum'' is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

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 ...

marine Marine is an adjective meaning of or pertaining to the sea or ocean. Marine or marines may refer to: Ocean * Maritime (disambiguation) * Marine art * Marine biology * Marine debris * Marine habitats * Marine life * Marine pollution Military * ...

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 ...

s 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 ...

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 the visible body part at the mouth of many animals, including humans. Lips are soft, movable, and serve as the opening for food intake and in the articulation of sound and speech. Human lips are a tactile sensory organ, and can be ...

is not lirate within. The

columella Lucius Junius Moderatus Columella (; Arabic: , 4 – ) was a prominent writer on agriculture in the Roman Empire. His ' in twelve volumes has been completely preserved and forms an important source on Roman agriculture, together with the wo ...

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 ''Infundibulum tomlini'' is a species of sea snail, a marine gastropod mollusk in the family Trochidae, the top snails.Bouchet, P. (2012). ''Infundibulum tomlini'' (Fulton, 1930). Accessed through: World Register of Marine Species at http://w ...

'' (Fulton, 1930)Marshall B. A. (2000). "Systematics of the genus ''Infundibulum'' Montfort, 1810 (Gastropoda: Trochidae)". '' The Nautilus'' 114(4)
149
154. The Indo-Pacific Molluscan Database also includes the following species: * ''

Infundibulum aemulans An infundibulum (Latin for ''funnel''; plural, ''infundibula'') is a funnel-shaped cavity or organ. Anatomy * Brain: the pituitary stalk, also known as the ''infundibulum'' and ''infundibular stalk'', is the connection between the hypothalamus and ...

'' A. Adams, 1854 ;Synonyms: * ''Infundibulum (Lamprostoma)'' Swainson, 1840: synonym of ''

Trochus ''Trochus'' is a genus of medium-sized to large, top-shaped sea snails with an operculum and a pearly inside to their shells, marine gastropod molluscs in the subfamily Trochinae of the family Trochidae, the top snails.Bouchet, P.; Gofas, S. (2 ...

'' 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 ''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 ...

'' (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 ''Trochus erithreus'' is a species of small sea snail, a marine gastropod mollusc in the family Trochidae, the top snails.Bouchet, P.; Rosenberg, G.; Gofas, S. (2014). Trochus erithreus Brocchi, 1821. Accessed through: World Register of Mari ...

'' 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

External links

{{Taxonbar, from=Q6031658 Trochidae Gastropod genera