Sigmurethra is a
taxonomic
Taxonomy is the practice and science of categorization or classification.
A taxonomy (or taxonomical classification) is a scheme of classification, especially a hierarchical classification, in which things are organized into groups or types. ...
category of 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 gastropod mollusks that have shells (those without shells are known as ...
s and
slug
Slug, or land slug, is a common name for any apparently shell-less terrestrial gastropod mollusc. The word ''slug'' is also often used as part of the common name of any gastropod mollusc that has no shell, a very reduced shell, or only a smal ...
s,
terrestrial
Terrestrial refers to things related to land or the planet Earth.
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 or near the ground, as opposed to ...
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 includ ...
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 ...
molluscs
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 taxon, extant species of molluscs are recognized. The number of fossil sp ...
. This is an informal group which includes most land snails and
slug
Slug, or land slug, is a common name for any apparently shell-less terrestrial gastropod mollusc. The word ''slug'' is also often used as part of the common name of any gastropod mollusc that has no shell, a very reduced shell, or only a smal ...
s.
The two strong synapomorphies of Sigmurethra are a long pedal gland placed beneath a membrane and retractile tentacles.
Several families in this group contain species of snails and slugs that create
love dart
A love dart (also known as a gypsobelum, shooting darts, or just as darts) is a sharp, calcareous or chitinous dart which some hermaphroditic land snails and slugs create. Love darts are both formed and stored internally in a dart sac. These ...
s.
Sigmurethra are known from the
Cretaceous
The Cretaceous ( ) is a geological period that lasted from about 145 to 66 million years ago (Mya). It is the third and final period of the Mesozoic Era, as well as the longest. At around 79 million years, it is the longest geological period of th ...
to the
Recent
The Holocene ( ) is the current geological epoch. It began approximately 11,650 cal years Before Present (), after the Last Glacial Period, which concluded with the Holocene glacial retreat. The Holocene and the preceding Pleistocene together ...
periods.
Taxonomy
2005 Taxonomy
In the
taxonomy of the Gastropoda by Bouchet & Rocroi, 2005, Sigmurethra is an "Informal Group", a subsection of the
Stylommatophora
Stylommatophora is an orderPhilippe Bouchet, Jean-Pierre Rocroi, Bernhard Hausdorf, Andrzej Kaim, Yasunori Kano, Alexander Nützel, Pavel Parkhaev, Michael Schrödl and Ellen E. Strong. 2017. Revised Classification, Nomenclator and Typification ...
.
[Bouchet P. & Rocroi J.-P. (Ed.); Frýda J., Hausdorf B., Ponder W., Valdés Á. & Warén A. 2005. ''Classification and nomenclator of gastropod families''. Malacologia: International Journal of Malacology, 47(1-2). ConchBooks: Hackenheim, Germany. . . 397 pp. http://www.vliz.be/Vmdcdata/imis2/ref.php?refid=78278]
It consists of the following families:
*Superfamily
Clausilioidea
The Clausilioidea are a superfamily of air-breathing land snails and slugs, terrestrial gastropod mollusks in the informal group Sigmurethra.
This classification was based on different studies dealing with the Clausiliidae, published by H. Nords ...
**Family
Clausiliidae
Clausiliidae, also known by their common name the door snails, are a taxonomic family of small, very elongate, mostly left-handed, air-breathing land snails, sinistral terrestrial pulmonate gastropod mollusks.MolluscaBase eds. (2020). MolluscaBa ...
** † Family
Anadromidae
Anadromidae is an extinct family of gastropods in the clade Eupulmonata (according to taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).
Taxonomy
The family Anadromidae is classified within the informal group Sigmurethra, itself belonging ...
** † Family
Filholiidae
†Filholiidae is an extinct family of fossil air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Clausilioidea
The Clausilioidea are a superfamily of air-breathing land snails and slugs, terrestrial gastropod ...
** † Family
Palaeostoidae
Palaeostoidae is an extinct family of air-breathing land snails, terrestrial gastropod mollusk
Mollusca is the second-largest phylum of invertebrate animals after the Arthropoda, the members of which are known as molluscs or mollusks ...
*Superfamily
Orthalicoidea
The Orthalicoidea are a superfamily of air-breathing land snails, terrestrial gastropod mollusks in the infraorder Orthalicoidei of the suborder HelicinaMolluscaBase eds. (2021). MolluscaBase. Simpulopsidae Schileyko, 1999. Accessed through: Wo ...
**Family
Orthalicidae
Orthalicidae (orthalicid land snails) are a family of tropical air-breathing land snails, terrestrial pulmonate gastropod mollusks are classified in the subfamily Orthalicoidea of the order Stylommatophora. MolluscaBase eds. (2021). MolluscaBase ...
**Family
Cerionidae
**Family
Coelociontidae
** † Family
Grangerellidae
Grangerellidae is an extinct family of gastropods in the superfamily Orthalicoidea (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005). This family has no subfamilies.
Genera
Genera within the family Grangerellidae include: ...
**Family
Megaspiridae
Megaspiridae is a family of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Orthalicoidea (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).Breure A. S. H. & Romero P. (2012). "Supp ...
**Family
Placostylidae
Bothriembryontidae is a family of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Orthalicoidea.
Taxonomy
This family has been named Placostylidae and had no subfamilies (according to the taxonomy of th ...
**Family
Urocoptidae
Urocoptidae is a family of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Urocoptoidea.
Taxonomy 2005 taxonomy
The family Urocoptidae was classified in the superfamily Orthalicoidea (according to ...
*Superfamily
Achatinoidea
The Achatinoidea are a superfamily of air-breathing land snails and slugs, terrestrial gastropod mollusks in the informal group Sigmurethra.
2005 taxonomy
According to taxonomy of the Gastropoda by Bouchet & Rocroi, 2005 there are four fami ...
**Family
Achatinidae
Achatinidae (New Latin, from Greek "''agate''") is a family of medium to large sized tropical land snails, terrestrial pulmonate gastropod mollusks from Africa.
Well known species include ''Achatina achatina'' the Giant African Snail, and ''Lis ...
**Family
Ferussaciidae
Ferussaciidae is a family of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Achatinoidea. MolluscaBase eds. (2020). MolluscaBase. Ferussaciidae Bourguignat, 1883. Accessed through: World Register of Marine ...
**Family
Micractaeonidae
''Micractaeon koptawelilensis'' is a species of land snail, terrestrial gastropod mollusks in the superfamily Achatinoidea (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).
''Micractaeon koptawelilensis'' is the only s ...
**Family
Subulinidae
Subulininae is a subfamily of small tropical air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Achatinidae.
Distribution
Worldwide.
*Superfamily
Aillyoidea
Aillyidae is a family of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the informal group Sigmurethra.
Aillyidae is the only family in the superfamily Aillyoidea.
This family and the genus is named in honor of Swedish m ...
**Family
Aillyidae
Aillyidae is a family of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the informal group Sigmurethra.
Aillyidae is the only family in the superfamily Aillyoidea.
This family and the genus is named in honor of Swedish m ...
*Superfamily
Testacelloidea
The Testacelloidea are a superfamily of air-breathing land snails and slugs, terrestrial gastropod mollusk
Mollusca is the second-largest phylum of invertebrate animals after the Arthropoda, the members of which are known as mollusc ...
**Family
Testacellidae
**Family
Oleacinidae
Oleacinidae is a Taxonomy (biology), taxonomic family (biology), family of air-breathing land snails, terrestrial molluscs, terrestrial pulmonate gastropod mollusks in the clade Eupulmonata (according to the Taxonomy of the Gastropoda (Bouchet & ...
**Family
Spiraxidae
Spiraxidae is a family of predatory air-breathing land snails, terrestrial pulmonate gastropods in the superfamily Testacelloidea (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).
Distribution
The distribution of th ...
*Superfamily
Papillodermatoidea
''Papilloderma altonagai'' is a species of air-breathing land slug, a terrestrial pulmonate gastropod mollusk in the informal group Sigmurethra.
''Papilloderma altonagai'' is the only species in the genus ''Papilloderma'', which is the only genu ...
**Family
Papillodermatidae
*Superfamily
Streptaxoidea
Streptaxoidea is a superfamily of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the suborder Achatinina of the order Stylommatophora.
Taxonomy
2005 taxonomy
There have been recognized the only family Streptaxidae wi ...
**Family
Streptaxidae
Streptaxidae is a family of carnivorous air-breathing land snails, terrestrial pulmonate gastropod mollusks in the clade
Stylommatophora. Six Streptaxidae subfamilies are accepted in the 2005 taxonomy of the Gastropoda by Bouchet & Rocroi.
Stre ...
*Superfamily
Rhytidoidea
The Rhytidoidea are a superfamily of air-breathing land snails and slugs, terrestrial gastropod mollusks in the suborder Helicina. MolluscaBase eds. (2021). MolluscaBase. Rhytidoidea Pilsbry, 1893. Accessed through: World Register of Marine Speci ...
**Family
Rhytididae
Rhytididae is a taxonomic family of medium-sized predatory air-breathing land snails, carnivorous terrestrial pulmonate gastropod molluscs in the superfamily Rhytidoidea. MolluscaBase eds. (2020). MolluscaBase. Rhytididae Pilsbry, 1893. Accessed ...
**Family
Chlamydephoridae
''Chlamydephorus'' is a genus of air-breathing land slugs, terrestrial pulmonate gastropod mollusks in the family Chlamydephoridae. It is the only genus within the family Chlamydephoridae.Herbert D. G. (1997). "The terrestrial slugs of KwaZulu- ...
**Family
Haplotrematidae
Haplotrematidae is a taxonomic family of predatory air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Haplotrematoidea. MolluscaBase eds. (2021). MolluscaBase. Haplotrematidae H. B. Baker, 1925. Accessed throu ...
**Family
Scolodontidae
Scolodontidae is a taxonomic family of air-breathing land snails, terrestrial pulmonate gastropod mollusk
Mollusca is the second-largest phylum of invertebrate animals after the Arthropoda, the members of which are known as molluscs or ...
*Superfamily
Acavoidea
The Acavoidea are a taxonomic superfamily of air-breathing land snails and slugs, terrestrial pulmonate gastropod mollusks in the informal group Sigmurethra.
This taxonomy was based on the study by Nordsieck, published in 1986.
Taxonomy
...
**Family
Acavidae
Acavidae is a taxonomic family of air-breathing land snails, terrestrial pulmonate gastropod molluscs in the superfamily Acavoidea (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).
Anatomy
In this family, the number of ...
**Family
Caryodidae
Caryodidae is a taxonomic family of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Acavoidea (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).
This family is endemic to eastern ...
**Family
Dorcasiidae
Dorcasiidae is a family of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Acavoidea (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).
The family Dorcasiidae has no subfamilies.
Di ...
**Family
Macrocyclidae
Macrocyclidae is a family of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Acavoidea
The Acavoidea are a taxonomic superfamily of air-breathing land snails and slugs, terrestrial pulmonate gastrop ...
**Family
Megomphicidae
Megomphicidae is a taxonomic family of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Acavoidea
The Acavoidea are a taxonomic superfamily of air-breathing land snails and slugs, terrestrial pulmonat ...
**Family
Strophocheilidae
Strophocheilidae is a taxonomic family of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Acavoidea (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).
Fossil record
The genus '' E ...
*Superfamily
Plectopyloidea
Plectopyloidea is a taxonomic superfamily of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the suborder Helicina.MolluscaBase eds. (2021). MolluscaBase. Plectopyloidea Möllendorff, 1898. Accessed through: World Registe ...
**Family
Plectopylidae
Plectopylidae is a taxonomic family of large air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Plectopyloidea. MolluscaBase eds. (2021). MolluscaBase. Plectopylidae Möllendorff, 1898. Accessed through: World ...
**Family
Corillidae
Corillidae is a family of gastropods in the order Stylommatophora.
Genera
*''Corilla
''Corilla'' is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family
Family (from la, familia) is a group ...
**Family
Sculptariidae
*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 cl ...
**Family
Punctidae
Punctidae, common name the "dot snails" or "pinhead snails", is a family of minute air-breathing land snails, terrestrial pulmonate gastropod mollusks or micromollusks in the informal group Sigmurethra (according to the taxonomy of the Ga ...
** † Family
Anastomopsidae
**Family
Charopidae
Charopidae is a taxonomic family of small air-breathing land snails (and semi-slugs such as ''Otoconcha dimidiata''), terrestrial pulmonate gastropod mollusks in the superfamily Punctoidea.MolluscaBase eds. (2021). MolluscaBase. Charopidae Hutt ...
**Family
Cystopeltidae
Cystopeltidae is a family of air-breathing land slugs, terrestrial pulmonate gastropod mollusks in the superfamily Punctoidea
Punctoidea is a superfamily of air-breathing land snails and slugs, terrestrial pulmonate gastropod mollusks in t ...
**Family
Discidae
Discidae is a taxonomic family of small air-breathing land snails, terrestrial gastropod mollusks in the superfamily Punctoidea.
Genera
The family Discidae has no subfamilies. Genera within the family Discidae include:
* ''Anguispira'' Morse, ...
**Family
Endodontidae
Endodontidae is a taxonomic family of very small air-breathing land snails and slugs, terrestrial pulmonate gastropod mollusks in the superfamily Punctoidea.
This family, which includes both snails and slugs, appears to have once been much mo ...
**Family
Helicodiscidae
Helicodiscidae is a family of small air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Punctoidea (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).
Genera
Genera within the family i ...
**Family
Oreohelicidae
Oreohelicidae is a family of small to medium-sized air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Punctoidea (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).
Anatomy
In this famil ...
**Family
Thyrophorellidae
*Superfamily
Sagdoidea
Sagdoidea is a superfamily of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the infraorder Helicoidei of the suborder Helicina. MolluscaBase eds. (2021). MolluscaBase. Sagdoidea Pilsbry, 1895. Accessed through: World Re ...
**Family
Sagdidae
Sagdidae is a family of air-breathing land snails, terrestrial pulmonate gastropod mollusks with highest diversity in the Greater Antilles. It has been classified in its own superfamily Sagdoidea and as a member of the superfamily Helicoidea. So ...
limacoid clade
The Limacoidei is a taxonomic infraorder of air-breathing land snails, semislugs and slugs, terrestrial pulmonate gastropod molluscs in the suborder Helicina
Distribution
The original ancestral area of limacoid families is thought to be the ...
*Superfamily
Staffordioidea
**Family
Staffordiidae
Staffordiidae is a family of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Trochomorphoidea. MolluscaBase eds. (2021). MolluscaBase. Staffordiidae Thiele, 1931. Accessed through: World Register of Mar ...
*Superfamily
Dyakioidea
**Family
Dyakiidae
Dyakiidae is a family of air-breathing land snails terrestrial pulmonate gastropod mollusks in the superfamily Trochomorphoidea (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).
Some of the species in this family are sin ...
*Superfamily
Gastrodontoidea
Gastrodontoidea is a taxonomic superfamily of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the limacoid clade.
Taxonomy
According to the taxonomy of the Gastropoda (Bouchet & Rocroi, 2005), families in this superfamily ...
**Family
Gastrodontidae
Gastrodontidae is a family of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Gastrodontoidea (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005). MolluscaBase eds. (2020). MolluscaBase ...
**Family
Chronidae
Chronidae is a family of air-breathing land slugs, terrestrial pulmonate gastropod mollusks in the superfamily Trochomorphoidea within the superorder Eupulmonata. MolluscaBase eds. (2021). MolluscaBase. Chronidae Thiele, 1931. Accessed through: ...
**Family
Euconulidae
Euconulidae is a taxonomic family of minute, air-breathing land snails, terrestrial pulmonate gastropod mollusks or micromollusks in the superfamily Trochomorphoidea.
This land snail family is closely allied to the Zonitidae, the glass snails.
...
**Family
Oxychilidae
Oxychilidae is a taxonomic family of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Gastrodontoidea.
Distribution
The distribution of Oxychilidae includes the Nearctic, western-Palearctic, eastern-Palear ...
**Family
Pristilomatidae
Pristilomatidae is a taxonomic family of air-breathing land snails, terrestrial gastropod mollusks in the superfamily Gastrodontoidea.
According to the 2005 taxonomy of the Gastropoda by Bouchet & Rocroi these snails belong to the "limacoid ...
**Family
Trochomorphidae
Trochomorphidae is a family of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Gastrodontoidea (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005). Since 2017, its classification has bee ...
**Fossil taxa probably belonging to the
Gastrodontoidea
Gastrodontoidea is a taxonomic superfamily of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the limacoid clade.
Taxonomy
According to the taxonomy of the Gastropoda (Bouchet & Rocroi, 2005), families in this superfamily ...
***Subfamily †
Archaeozonitinae
***Subfamily †
Grandipatulinae
***Subfamily †
Palaeoxestininae
*Superfamily
Parmacelloidea
Parmacelloidea is a superfamily of air-breathing land slugs, terrestrial pulmonate gastropod mollusks in the clade Stylommatophora and the informal group Pulmonata. These are limacoid or keelback slugs.
Families
Families within the superfamily ...
**Family
Parmacellidae
Parmacellidae is a family of air-breathing land slugs, terrestrial pulmonate gastropod mollusks within the superfamily Parmacelloidea (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).
This family has no subfamilies (ac ...
**Family
Milacidae
Milacidae is a family of air-breathing, keeled, land slugs. These are shell-less terrestrial gastropod mollusks in the superfamily Parmacelloidea.
This family has no subfamilies (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, ...
**Family
Trigonochlamydidae
Trigonochlamydidae is a family of air-breathing land slugs, terrestrial gastropod molluscs in the clade Eupulmonata (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).
Distribution
The native distribution of Trigonochla ...
*Superfamily
Zonitoidea
**Family
Zonitidae
Zonitidae, common name the true glass snails, are a family of mostly rather small, air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Zonitoidea.
Zonitidae is the only family in the superfamily Zonitoidea. Th ...
*Superfamily
Helicarionoidea
Helicarionoidea is a superfamily of air-breathing land snails and semi-slugs, terrestrial pulmonate gastropod mollusks in the infraorder Limacoidei.
Families
There are three families within the superfamily Helicarionoidea:
* Helicarionidae ...
**Family
Helicarionidae
Helicarionidae is a family of air-breathing land snails or semi-slugs, terrestrial pulmonate gastropod mollusks in the superfamily Helicarionoidea.
Distribution
The distribution of Helicarionidae includes the eastern Palearctic, Malagasy, Ind ...
**Family
Ariophantidae
Ariophantidae is a taxonomic family of air-breathing land snails and semi-slugs, terrestrial pulmonate gastropod mollusks in the superfamily Helicarionoidea (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).
Distribution ...
**Family
Urocyclidae
Urocyclidae is a family of air-breathing land snails, semi-slugs and land slugs, terrestrial pulmonate gastropod mollusks in the superfamily Helicarionoidea, (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).
Some spec ...
*Superfamily
Limacoidea
Limacoidea is a taxonomic superfamily of medium-sized to large, air-breathing land slugs and snails. They are terrestrial pulmonate gastropod mollusks in the infraorder Stylommatophora (according to the taxonomy of the Gastropoda by Bouchet ...
**Family
Limacidae
Limacidae, also known by their common name the keelback slugs, are a taxonomic family of medium-sized to very large, air-breathing land slugs, terrestrial pulmonate gastropod molluscs in the superfamily Limacoidea.
Distribution
The distr ...
**Family
Agriolimacidae
''Agriolimacidae'' is a family of small and medium-sized land slugs, or shell-less snails, terrestrial molluscs, terrestrial pulmonate gastropod mollusc, mollusks.
Distribution
Distribution of Limacidae is Holarctic, this include: Nearctic, wes ...
**Family
Boettgerillidae
''Boettgerilla'' is a genus of air-breathing land slugs, terrestrial pulmonate gastropod molluscs in the family Boettgerillidae.
The generic name ''Boettgerilla'' is named after the German malacologist Oskar Boettger.
Taxonomy
''Boettger ...
**Family
Vitrinidae
Vitrinidae is a family of small, air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Limacoidea (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005). MolluscaBase eds. (2021). MolluscaBa ...
Informal group Sigmurethra continued
Two superfamilies belongs to clade Sigmurethra, but they are not in the limacoid clade.
*Superfamily
Arionoidea
Arionoidea is a taxonomic group, superfamily of air-breathing land slugs, shell-less terrestrial pulmonate gastropod mollusks.
Families
Families within the superfamily Arionoidea include:
* Arionidae
* Anadenidae
* Ariolimacidae
* Bin ...
**Family
Arionidae
Arionidae, common name the "roundback slugs" or "round back slugs" are a taxonomic family of air-breathing land slugs, terrestrial pulmonate gastropod mollusks in the superfamily Arionoidea.
Distribution
The distribution of this family of slug ...
**Family
Anadenidae
**Family
Ariolimacidae
Ariolimacidae is a family of air-breathing land slugs, terrestrial pulmonate gastropod mollusks in the superfamily Arionoidea (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).
Subfamilies and genera
The family Ariolimac ...
**Family
Binneyidae
Binneyidae is a family of air-breathing land slugs, terrestrial pulmonate gastropod mollusks in the superfamily Arionoidea
Arionoidea is a taxonomic group, superfamily of air-breathing land slugs, shell-less terrestrial pulmonate gastr ...
**Family
Oopeltidae
Oopeltidae is a family of air-breathing land slugs, terrestrial pulmonate gastropod mollusks in the superfamily Arionoidea (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).
Subfamilies and genera
The family Oopeltidae c ...
**Family
Philomycidae
Philomycidae are a family of air-breathing land slugs (snails without shells or with only shell remnants). They are terrestrial pulmonate gastropod mollusks in the superfamily Arionoidea (according to the taxonomy of the Gastropoda by Bouchet ...
*Superfamily
Helicoidea
Helicoidea is a taxonomic superfamily of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the clade Stylommatophora.
Taxonomy 2005 taxonomy
There are 19 families within the superfamily Helicoidea according to the ta ...
**Family
Helicidae
Helicidae is a large, diverse family of small to large, air-breathing land snails, sometimes called the "typical snails."
A number of species in this family are valued as food items, including ''Cornu aspersum'' (formerly ''Helix aspersa'') the b ...
**Family
Bradybaenidae
Bradybaeninae is a taxonomic subfamily of medium-sized to small land snails, terrestrial pulmonate gastropod mollusks in the family Camaenidae, superfamily Helicoidea.MolluscaBase eds. (2021). MolluscaBase. Bradybaeninae Pilsbry, 1934 (1898). Acc ...
**Family
Camaenidae
Camaenidae is a family of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Helicoidea, the typical snails and their allies. This is one of the most diverse families in the clade Stylommatophora.
These ...
**Family
Cepolidae
**Family
Cochlicellidae
Cochlicellidae is a family of small air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Helicoidea
Helicoidea is a taxonomic superfamily of air-breathing land snails, terrestrial pulmonate gastropod moll ...
**Family
Elonidae
Elonidae is a family of air-breathing land snails, terrestrial pulmonate gastropods mollusks in the superfamily Helicoidea.
This family is within the clade Eupulmonata (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).
S ...
**Family
Epiphragmophoridae
Epiphragmophorinae is a subfamily of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Xanthonychidae (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005). This family has no subfamilies.
...
**Family
Halolimnohelicidae
Halolimnohelicidae is a family of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Helicoidea
Helicoidea is a taxonomic superfamily of air-breathing land snails, terrestrial pulmonate gastropod mol ...
**Family
Helicodontidae
Helicodontidae is a family of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Helicoidea
Helicoidea is a taxonomic superfamily of air-breathing land snails, terrestrial pulmonate gastropod mollusks i ...
**Family
Helminthoglyptidae
The Helminthoglyptinae are a subfamily of air-breathing land snails, terrestrial pulmonate gastropod mollusks within the family Xanthonychidae. MolluscaBase eds. (2021). MolluscaBase. Helminthoglyptinae Pilsbry, 1939. Accessed through: World Regi ...
**Family
Humboldtianidae
Humboldtianidae is an American family of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Helicoidea (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).
Anatomy
The anatomy of this fam ...
**Family
Hygromiidae
Hygromiidae is a taxonomic family of small to medium-sized air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Helicoidea. Helicellidae Ihering, 1909
Anatomy
Some snails in genera within this family create ...
**Family
Monadeniidae
Monadeniinae is a taxonomic subfamily of small to medium-sized air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family XanthonychidaeMolluscaBase eds. (2021). MolluscaBase. Monadenia Pilsbry, 1895. Accessed through: Worl ...
**Family
Pleurodontidae
Pleurodontidae is a family of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Helicoidea. MolluscaBase eds. (2020). MolluscaBase. Pleurodontidae Ihering, 1912. Accessed through: World Register of Marine Spec ...
**Family
Polygyridae
Polygyridae is a family of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Helicoidea. MolluscaBase eds. (2021). MolluscaBase. Polygyridae Pilsbry, 1895. Accessed through: World Register of Marine Species a ...
**Family
Sphincterochilidae
Sphincterochilidae is a taxonomic family of medium-sized air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Helicoidea (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).
In the fossil re ...
**Family
Thysanophoridae
Thysanophoridae is a family of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Helicoidea (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).
These are common woodland snails of Nort ...
**Family
Trissexodontidae
Trissexodontidae is a family of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Helicoidea (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).
This family has no subfamilies. The famil ...
**Family
Xanthonychidae
Xanthonychidae is a family (biology), family of air-breathing land snails, terrestrial molluscs, terrestrial pulmonate gastropod mollusks in the superfamily Helicoidea. MolluscaBase eds. (2021). MolluscaBase. Xanthonychidae Strebel & Pfeffer, 187 ...
(Families that are exclusively fossil are indicated with a dagger †)
New families after 2005
*Superfamily
Streptaxoidea
Streptaxoidea is a superfamily of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the suborder Achatinina of the order Stylommatophora.
Taxonomy
2005 taxonomy
There have been recognized the only family Streptaxidae wi ...
**
Diapheridae
Diapheridae is a family (biology), family of air-breathing land snails, terrestrial molluscs, terrestrial pulmonate gastropod mollusks in the superfamily Streptaxoidea. MolluscaBase eds. (2021). MolluscaBase. Diapheridae Panha & Naggs, 2010. Acce ...
- In 2010, Sutcharit et al. (2010)
[Sutcharit C., Naggs F., Wade C. M., Fontanilla I. & Panha S. (2010). "The new family Diapheridae, a new species of ''Diaphera'' Albers from Thailand, and the position of the Diapheridae within a molecular phylogeny of the Streptaxoidea (Pulmonata: Stylommatophora)". '']Zoological Journal of the Linnean Society
The ''Zoological Journal of the Linnean Society'' is a monthly peer-reviewed scientific journal covering zoology published by Oxford University Press on behalf of the Linnean Society. The editor-in-chief is Maarten Christenhusz (Linnean Society). ...
'' 160: 1-16. . established a new family Diapheridae within the Streptaxoidea.
2017 Taxonomy
After excluding groups not related, the informal group Sigmurethra becomes suborder
Helicina
''Helicina'' is a genus of tropical and subtropical land snails with an operculum, terrestrial gastropod mollusks.
This is the type genus of its family (Helicinidae) and subfamily ( Helicinae), as well as the superfamily Helicinoidea. This ...
, with the following nine infraorders and a collection of families with no superfamily:
*Suborder
Helicina
''Helicina'' is a genus of tropical and subtropical land snails with an operculum, terrestrial gastropod mollusks.
This is the type genus of its family (Helicinidae) and subfamily ( Helicinae), as well as the superfamily Helicinoidea. This ...
("Non-Achatinoid Clade")
**Infraorder
Arionoidei
**Infraorder
Clausilioidei
**Infraorder
Helicoidei: formed from
Helicoidea
Helicoidea is a taxonomic superfamily of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the clade Stylommatophora.
Taxonomy 2005 taxonomy
There are 19 families within the superfamily Helicoidea according to the ta ...
and
Sagdoidea
Sagdoidea is a superfamily of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the infraorder Helicoidei of the suborder Helicina. MolluscaBase eds. (2021). MolluscaBase. Sagdoidea Pilsbry, 1895. Accessed through: World Re ...
**Infraorder
Limacoidei
The Limacoidei is a taxonomic infraorder of air-breathing land snails, semislugs and slugs, terrestrial pulmonate gastropod molluscs in the suborder Helicina
Distribution
The original ancestral area of limacoid families is thought to be the P ...
: formed from original ''
limacoid clade
The Limacoidei is a taxonomic infraorder of air-breathing land snails, semislugs and slugs, terrestrial pulmonate gastropod molluscs in the suborder Helicina
Distribution
The original ancestral area of limacoid families is thought to be the ...
''
**Infraorder
Oleacinoidei
***
Oleacinoidea
The Oleacinoidea are a superfamily of air-breathing land snails and slugs, terrestrial gastropod mollusks in the suborder Helicina of the order Stylommatophora. MolluscaBase eds. (2020). MolluscaBase. Oleacinoidea H. Adams & A. Adams, 1855. Acces ...
: formed from original
Testacelloidea
The Testacelloidea are a superfamily of air-breathing land snails and slugs, terrestrial gastropod mollusk
Mollusca is the second-largest phylum of invertebrate animals after the Arthropoda, the members of which are known as mollusc ...
but with the family
Testacellidae excluded;
***
Haplotrematoidea: formed from original
Rhytidoidea
The Rhytidoidea are a superfamily of air-breathing land snails and slugs, terrestrial gastropod mollusks in the suborder Helicina. MolluscaBase eds. (2021). MolluscaBase. Rhytidoidea Pilsbry, 1893. Accessed through: World Register of Marine Speci ...
and
Haplotrematidae
Haplotrematidae is a taxonomic family of predatory air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Haplotrematoidea. MolluscaBase eds. (2021). MolluscaBase. Haplotrematidae H. B. Baker, 1925. Accessed throu ...
**Infraorder
Orthalicoidei
**Infraorder
Pupilloidei
The Pupilloideiis an taxonomic infraorder of air-breathing land snails, semislugs and slugs, terrestrial pulmonate gastropod molluscs in the suborder Helicina.MolluscaBase eds. (2021). MolluscaBase. Pupilloidei. Accessed through: World Register ...
(
Orthurethra
Orthurethra is a clade of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the clade Stylommatophora.
In the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005, Orthurethra is treated as an informal group and subcla ...
)
**Infraorder
Rhytidoidei: formed by
Rhytidoidea
The Rhytidoidea are a superfamily of air-breathing land snails and slugs, terrestrial gastropod mollusks in the suborder Helicina. MolluscaBase eds. (2021). MolluscaBase. Rhytidoidea Pilsbry, 1893. Accessed through: World Register of Marine Speci ...
merging with contents from
Acavoidea
The Acavoidea are a taxonomic superfamily of air-breathing land snails and slugs, terrestrial pulmonate gastropod mollusks in the informal group Sigmurethra.
This taxonomy was based on the study by Nordsieck, published in 1986.
Taxonomy
...
.
**Infraorder
Succineoidei (
Elasmognatha
Elasmognatha is a taxonomic grouping, a clade, of air-breathing land snails and slugs, terrestrial pulmonate gastropod molluscs.
A number of species in this taxonomic group are endangered.
Taxonomy
In the taxonomy of the Gastropoda by Bo ...
)
References
{{taxonbar, from=Q3483567
Stylommatophora
Extant Cretaceous first appearances
Gastropod taxonomy