Helicodiscidae 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 air-breathing

land snail A land snail is any of the numerous species of snail that live on land, as opposed to the sea snails and freshwater snails. ''Land snail'' is the common name for terrestrial molluscs, terrestrial gastropod mollusks that have gastropod shell, shel ...

terrestrial Terrestrial refers to things related to land or the planet Earth, as opposed to extraterrestrial. Terrestrial may also refer to: * Terrestrial animal, an animal that lives on land opposed to living in water, or sometimes an animal that lives on o ...

pulmonate Pulmonata or pulmonates is an informal group (previously an order, and before that, a subclass) of snails and slugs characterized by the ability to breathe air, by virtue of having a pallial lung instead of a gill, or gills. The group inclu ...

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 superfamily

Punctoidea Punctoidea is a superfamily of air-breathing land snails and slugs, terrestrial pulmonate gastropod mollusks in the informal group Sigmurethra. Taxonomy The superfamily Punctoidea is classified within the clade Stylommatophora within the clad ...

(according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).

Genera

Genera within the family include: * ''

Lucilla Annia Aurelia Galeria Lucilla or Lucilla (7 March 148 or 150 – 182) was the second daughter of Roman emperor Marcus Aurelius and Roman empress Faustina the Younger. She was the wife of her father's co-ruler and adoptive brother Lucius Verus ...

'' Lowe, 1852 Horsák M., Juřičková L., Beran L., Čejka T. & Dvořák L. (2010). "Komentovaný seznam měkkýšů zjištěných ve volné přírodě České a Slovenské republiky. nnotated list of mollusc species recorded outdoors in the Czech and Slovak Republics. ''

Malacologica Bohemoslovaca ''Malacologica Bohemoslovaca'' is a peer-reviewed open access scientific journal covering all aspects of malacology. It was published by the Slovak Academy of Sciences since 2005. It is published by the Department of Botany and Zoology, Faculty of ...

'', Suppl. 1: 1-37
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* Subfamily Helicodiscinae Pilsbry, 1927 ** ''

Chanomphalus ''Chanomphalus'' is a genus of gastropods belonging to the family Helicodiscidae Helicodiscidae is a family (biology), family of small air-breathing land snails, terrestrial molluscs, terrestrial pulmonate gastropod mollusks in the superfamil ...

'' Strebel & Pfeffer, 1879 ** ''

Helicodiscus ''Helicodiscus'' is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Helicodiscidae. Species Species within the genus ''Helicodiscus'' include: * '' Helicodiscus diadema'' * '' Helicodiscus eigenmanni ...

'' Morse, 1864 - the

type Type may refer to: Science and technology Computing * Typing, producing text via a keyboard, typewriter, etc. * Data type, collection of values used for computations. * File type * TYPE (DOS command), a command to display contents of a file. * ...

genus ** ''

Polygyriscus ''Polygyriscus'' is a genus of minute air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Polygyridae. This is a monotypic genusUSFWS''Polygyriscus virginianus'' Five-year Review.January 2008. of snails containing ...

'' Pilsbry, 1948 ** '' Speleodiscoides'' A.G. Smith, 1957 ** ''

Radiodiscus ''Radiodiscus'' is a genus of small air-breathing land snail, a terrestrial gastropod mollusk in the family Charopidae. Species The genus ''Radiodiscus'' includes the following species: * '' Radiodiscus amoenus'' (Thiele, 1927) Salvador R. B., ...

'' - may belong in the

Charopidae Charopidae is a Taxonomy (biology), taxonomic family (biology), family of small air-breathing land snails (and semi-slugs such as ''Otoconcha dimidiata''), terrestrial molluscs, terrestrial pulmonate gastropod mollusks in the superfamily Punctoi ...

* Subfamily Stenopylinae Thiele, 1931 ** '' Stenopylis'' Fulton, 1914 ** ''

Zilchogyra ''Zilchogyra'' is a genus of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Helicodiscidae. '' Zilchogyra miocenica'' is the first Miocene The Miocene ( ) is the first epoch (geology), geological epoch of the ...

'' ;Synonyms: * ''Coarctatio'' F. Haas, 1945: synonym of ''Stenopylis'' Fulton, 1914 (junior synonym) * ''Hebetodiscus'' H. B. Baker, 1929: synonym of ''Lucilla'' R. T. Lowe, 1852 * ''Hydrophrea'' Climo, 1974: synonym of ''Lucilla'' R. T. Lowe, 1852

References

* Bank, R. A. (2017). Classification of the Recent terrestrial Gastropoda of the World. Last update: 16 July 2017 {{Helicodiscidae-stub