Liotiidae is a

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 ...

of small

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 clade

Vetigastropoda Vetigastropoda is a major taxonomic group of sea snails, marine gastropod mollusks that form a very ancient lineage. Taxonomically the Vetigastropoda are sometimes treated as an order, although they are treated as an unranked clade in Bouch ...

(according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).Gofas, S. (2013). Liotiidae Gray, 1850. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=196896 on 2013-09-07

Description

The head of the animal is proboscidiform. The epipodial line has a pair of conical lobes and three pairs of cirri. The white shell has a turbiniform or discoidal shape. It shows longitudinal ribs or is clathrate. The shell shows a fine lamellar

sculpture Sculpture is the branch of the visual arts that operates in three dimensions. Sculpture is the three-dimensional art work which is physically presented in the dimensions of height, width and depth. It is one of the plastic arts. Durable sc ...

. The circular

aperture In optics, the aperture of an optical system (including a system consisting of a single lens) is the hole or opening that primarily limits light propagated through the system. More specifically, the entrance pupil as the front side image o ...

is feebly nacreous. The thick

peristome Peristome (from the Greek language, Greek ''peri'', meaning 'around' or 'about', and ''stoma'', 'mouth') is an anatomical feature that surrounds an opening to an organ or structure. Some plants, fungi, and shelled gastropods have peristomes. In mo ...

is continuous and shows a callous varix. The multispiral operculum is hispid, corneous and has a soft, calcareous outer layer (intritacalx) formed of pearly beads that are disposed spirally.

Taxonomy

2005 taxonomy

The family Liotiidae belongs to the superfamily

Turbinoidea Turbinoidea was a superfamily of small to large sea snails, marine gastropod mollusks in the clade Vetigastropoda (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005). But it is no longer used in the current taxonomy of gast ...

, according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005). This family consists of the three following subfamilies (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005): * Liotiinae Gray, 1850 - synonym: Cyclostrematidae P. Fischer, 1885; McLean (1987) ranked it as subfamily of

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 ...

. * † Brochidiinae Yochelson, 1956 * † Dichostasiinae Yochelson, 1956

2008 taxonomy

Liotiidae was moved to the redefined superfamily Trochoidea according to Williams et al. (2008).Williams S. T., Karube S. & Ozawa T. (September 2008) "Molecular systematics of Vetigastropoda: Trochidae, Turbinidae and Trochoidea redefined". ''

Zoologica Scripta ''Zoologica Scripta'' is a bimonthly peer-reviewed scientific journal on systematic zoology, published by Wiley-Blackwell on behalf of the Norwegian Academy of Science and Letters and the Royal Swedish Academy of Sciences. It was established in 197 ...

'' 37(5): 483-506.

Genera

Genera in this family include: ;subfamily Liotiinae * ''

Austroliotia ''Austroliotia'' is a genus of sea snails, marine gastropod mollusks in the family Liotiidae.Marshall, B. (2013). Austroliotia Cotton, 1948. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetail ...

'' Cotton, 1948 * ''

Bathyliotina ''Bathyliotina'' is a genus of sea snails, marine gastropod mollusks in the family Liotiidae.Rosenberg, G. (2013). ''Bathyliotina'' Habe, 1961. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxde ...

'' Habe, 1961 * ''

Circumstella ''Circumstella'' is a genus of sea snails, marine gastropod mollusks in the family Liotiidaewithin the superfamily Trochoidea, the top snails, turban snails and their allies.Bouchet, P. (2012). ''Circumstella''. Accessed through: World Registe ...

'' Laseron, 1958 * ''

Cithna ''Cithna'' is a genus of sea snails, marine (ocean), marine gastropod mollusks in the family (biology), family Liotiidae. Species Species within the genus ''Cithna'' include: * ''Cithna globosa'' A. Adams, 1863 * ''Cithna margaritifera'' (R. B. ...

'' A. Adams, 1863 * '' Cordarene'' S.-I Huang, C.-L. Chen & M.-H. Lin, 2018 * ''

Cyclostrema ''Cyclostrema'' is a genus of sea snails, marine gastropod mollusks in the family Liotiidae. ''Cyclostrema'' is a neuter word, but many authors have considered it feminine, including Captain Marryat himself. A complete revision of the family L ...

'' Marryat, 1818 * ''

Dentarene ''Dentarene'' is a genus of sea snails, marine gastropod mollusks in the family Liotiidae. Description The special characteristics of this genus are * a white shell * a strongly varicose lip * the umbilical ridge becomes a twisted appendage ...

'' Iredale, 1929 * † ''

Klebyella ''Klebyella'' is an extinct genus of sea snails, marine gastropod mollusks, in the family Liotiidae Liotiidae is a family of small sea snails, marine gastropod mollusks in the clade Vetigastropoda (according to the taxonomy of the Gastropoda ...

'' Gründel, 1998 * ''

Liotia ''Liotia'' is a genus of very small sea snails, marine gastropod mollusks in the family Liotiidae.Bouchet, P.; Rosenberg, G. (2013). Liotia Gray, 1842. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php ...

'' Gray, 1842 - type genus * ''

Liotina ''Liotina'' is a genus of sea snails, marine gastropod mollusks in the family Liotiidae. Description The solid, cancellated shell has a subdiscoidal shape. Its umbilicus is large, with a spiral funiculum. The aperture is not nacreous. The pe ...

'' Munier-Chalmas, 1885 * ''

Macrarene ''Macrarene'' is a genus of small sea snails, marine (ocean), marine gastropod mollusks in the family (biology), family Liotiidae within the superfamily Trochoidea (superfamily), Trochoidea, the top snails, turban snails and their allies.Gofas, S ...

'' Hertlein & Strong, 1951 * '' Moniliotina'' S.-I Huang, M.-H. Lin & C.-L. Chen, 2019 * ''

Munditia Saint Munditia (or Mundita) is venerated as a Christianity, Christian martyr. Relics Her relics are found in a side altar at St. Peter's Church, München, St. Peter's Church (known as "Old Peter," ) in Munich. They consist of a gilt-covered ...

'' Finlay, 1926WoRMS (2010). ''Munditia'' Finlay, 1926. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=196958 on 2011-01-21 * '' Pterarene'' Sakurai & Habe, 1977 * '' Rhodinoliotia'' Tomlin & Shackleford, 1915 * '' Rufanula'' Barnard, 1963 ;subfamily † Dichostasiinae * † '' Dichostasia'' Yochelson, 1956 - type genus of the subfamily Dichostasiinae ;Not in a subfamily: * †'' Pareuchelus'' O. Boettger, 1907 * '' Rotaliotina'' S.-I Huang, 2023 ;Genera brought into synonymy: * ''Conicella'' Laseron, 1954: synonym of '' Wanganella'' Laseron, 1954 * ''Liochrysta'' Laseron, 1958: synonym of ''

Pseudoliotia ''Pseudoliotia'' is a genus of sea snails, marine (ocean), marine gastropod mollusks in the family (biology), family Tornidae within the superfamily Truncatelloidea.Bouchet, P. (2013). Pseudoliotia Tate, 1898. In: MolluscaBase (2016). Accessed th ...

'' Tate, 1898

References

* Nomura, S. (1932) Mollusca from the raised beach deposits of the Kwantô region. The Science Reports of the Tôhoku Imperial University, Sendai, Japan, second series (Geology), 15, 65–141, pl. 10. * Bouchet P., Rocroi J.P., Hausdorf B., Kaim A., Kano Y., Nützel A., Parkhaev P., Schrödl M. & Strong E.E. (2017). Revised classification, nomenclator and typification of gastropod and monoplacophoran families. Malacologia. 61(1-2): 1-526

External links

Gray, J. E. (1850). In: Gray, M. E., Figures of molluscous animals, selected from various authors. Longman, Brown, Green and Longmans, London. Vol. 4, iv + 219 pp. (August)
{{Taxonbar, from=Q763379 Taxa named by John Edward Gray