Tornidae | |
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Ventral view of a shell of Elachorbis tatei | |
Scientific classification ![]() | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Mollusca |
Class: | Gastropoda |
Subclass: | Caenogastropoda |
Order: | Littorinimorpha |
Superfamily: | Truncatelloidea |
Family: | Tornidae Sacco, 1896 (1884) |
Genera | |
See text | |
Synonyms | |
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Tornidae is a family of very small and minute sea snails with an operculum, marine gastropod mollusks in the clade Littorinimorpha. This family used to be known as the Vitrinellidae. [1] Iredale has shown that the family Adeorbidae Monterosato, 1884 should be called Tornidae [2]
Family names cited with two dates (the second one in parentheses) are those ruled by Article 40(2) of ICZN. "If ... a family-group name was replaced before 1961 because of the synonymy of the type genus, the replacement name is to be maintained if it is in prevailing usage. A name maintained by virtue of this Article retains its own author [and date, the first date cited] but takes the priority of the replaced name [the date cited in parentheses, here alluding to Adeorbidae Monterosato, 1884] [1]
The shells of the snails in this family are minute, colorless and glassy.
The paucispiral shell is umbilicated, auriform and depressed. The entire aperture is oblique. The shell has a simple columella, and a rounded, sharp outer lip. The corneous operculum is paucispiral, and has an eccentric nucleus.
The body of the animal differs from species in the family Trochidae by having no cirriform appendages of the foot. [3] The radula is taenioglossate. (Thiele, 1925)
The following subfamilies were recognized in the 2005 taxonomy of Bouchet & Rocroi, but have now become alternate representations:
Genera in the family Tornidae include:
Turbinidae, the turban snails, are a family of small to large marine gastropod molluscs in the superfamily Trochoidea.
The Buccinidae are a very large and diverse taxonomic family of large sea snails, often known as whelks or true whelks.
Teinostoma is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Teinostomatidae.
The Columbellidae, the dove snails or dove shells, are a family of minute to small sea snails, marine gastropod mollusks in the order Neogastropoda.
Cancellariidae, common name the nutmeg snails or nutmeg shells, are a family of small to medium-large sea snails, marine gastropod mollusks in the clade Neogastropoda. Some of the shells of the species in this family resemble a nutmeg seed.
Eulimidae is a family of very small parasitic sea snails, marine gastropod mollusks in the superfamily Vanikoroidea.
Lodderena is a genus of minute sea snails or micromolluscs, marine gastropod molluscs, formerly in the family Skeneidae. Following a morphological reevaluation, it was excluded from Skeneidae and treated as incertae sedis within the superfamily Trochoidea.
Fasciolariidae is a family of small to large sea snails, marine gastropod mollusks in the superfamily Buccinoidea. Species in Fasciolariidae are commonly known as tulip snails and spindle snails.
Newtoniellidae is a family of minute sea snails, marine gastropod mollusks or micromollusks in the superfamily Triphoroidea. It contains the following subfamilies :
The subfamily Emarginulinae, common name keyhole limpets and slit limpets, is a taxonomic subfamily of limpet-like sea snails, marine gastropod molluscs in the family Fissurellidae, the keyhole limpets and slit limpets.
Circulus is a genus of very small and minute sea snails with an operculum, marine gastropod mollusks in the family Vitrinellidae.
The Skeneidae are a speciose family of minute to small marine gastropod molluscs in the superfamily Trochoidea.
The Cantharidinae are a taxonomic subfamily of very small to large sea snails, marine gastropod molluscs in the family Trochidae, common name top snails.
Macromphalina is a genus of very small sea snails, marine gastropod mollusks in the family Vanikoridae.
Vitrinellidae is a family of very small and minute sea snails with an operculum, marine gastropod mollusks in the superfamily Truncatelloidea.
Anticlimax is a genus of sea snails, marine gastropod mollusks in the family Tornidae within the superfamily Truncatelloidea.
Vitrinella is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Vitrinellidae.
Cyclostremiscus is a genus of small sea snails in the family Tornidae.
Orbitestella is a genus of sea snails, marine gastropod mollusks in the family Orbitestellidae.
Solariorbis is a genus of gastropods belonging to the family Tornidae.