| Valvatoidea | |
|---|---|
 | |
| a live Valvata piscinalis | |
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Heterobranchia |
| Infraclass: | Lower Heterobranchia |
| Superfamily: | Valvatoidea Gray, 1840 |
| Families | |
See text | |
Valvatoidea is a superfamily of minute freshwater and marine snails, aquatic gastropod mollusks in the informal group Lower Heterobranchia. [1] [2]
Volutoidea is a taxonomic superfamily of predatory sea snails, marine gastropod mollusks in the clade Neogastropoda.
Neritoidea is a taxonomic superfamily of mostly sea snails, nerites and their allies, marine gastropod mollusks in the order Cycloneritida.
The Systellommatophora is a clade of primitive, air-breathing slugs, according to the taxonomy of the Gastropoda.
Neritidae, common name the nerites, is a taxonomic family of small to medium-sized saltwater and freshwater snails which have a gill and a distinctive operculum.
Turritellidae, common name the "tower shells" or "tower snails", is a taxonomic family of small to medium-sized sea snails, marine gastropod molluscs in the clade Sorbeoconcha.
Solariellidae is a family of small sea snails, marine gastropod mollusks in the superfamily Trochoidea.
Cycloneritida is a order of land snails, freshwater snails, and sea snails.
Metaphos is a genus of sea snails, marine gastropod mollusks in the family Nassariidae.
The Ptenoglossa is an informal taxonomic group of sea snails. This group was considered paraphyletic or polyphyletic by Ponder and Lindberg (1997) in their classification of gastropod molluscs.
The Testacelloidea are a superfamily of air-breathing land snails and slugs, terrestrial gastropod mollusks in the suborder Helicina of the order Stylommatophora.
Seguenzioidea is a superfamily of minute to medium-sized sea snails, marine gastropod mollusks in the clade Vetigastropoda.
Limapontioidea are a superseded superfamily of sea slugs, marine gastropod mollusks within the superorder Sacoglossa.
Omalogyroidea is a superfamily of minute sea snails, marine gastropod mollusks or micromollusks in the informal group Lower Heterobranchia.
Colloniidae is a family of small sea snails with calcareous opercula, marine gastropod mollusks in the clade Vetigastropoda.
The Fossarininae are a taxonomic subfamily of very small to large sea snails, marine gastropod molluscs in the family Trochidae, common name top snails.
Micrelenchus tessellatus is a species of sea snail, a marine gastropod mollusk in the family Trochidae, the top snails.
After excluding groups not related, the informal group Sigmurethra has become the suborder Helicina, with the following infraorders and a collection of families with no superfamily：
Granulinidae are a family of small to medium-large sea snails, marine gastropod mollusks in the clade Neogastropoda.
Cocculinida is an order of deepwater limpets, in the subclass Neomphaliones.
Neomphaliones is a subclass of deepwater limpets, in the class Gastropoda.
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