Tonnoidea
Encyclopedia
Tonnoidea is a superfamily
of sea snail
s, marine
gastropod molluscs in the clade Littorinimorpha
.
Taxonomic rank
In biological classification, rank is the level in a taxonomic hierarchy. Examples of taxonomic ranks are species, genus, family, and class. Each rank subsumes under it a number of less general categories...
of sea snail
Sea snail
Sea snail is a common name for those snails that normally live in saltwater, marine gastropod molluscs....
s, marine
Marine (ocean)
Marine is an umbrella term. As an adjective it is usually applicable to things relating to the sea or ocean, such as marine biology, marine ecology and marine geology...
gastropod molluscs in the clade Littorinimorpha
Littorinimorpha
Littorinimorpha is a large clade of gastropods within Hypsogastropoda consisting primarily of marine species, but also aquatic and terrestrial species as well....
.
Families
Families within the superfamily Tonnoidea include:- Family TonnidaeTonnidaeTonnidae is a family of medium-sized to very large sea snails, known as the tun shells. These are marine gastropod molluscs in the clade Sorbeoconcha and the clade Littorinimorpha.- Taxonomy :...
- Family BursidaeBursidaeBursidae, common name "frog snails" or "frog shells" is a rather small taxonomic family of large sea snails, marine gastropod predatory snails in the clade Littorinimorpha.-Distribution:...
- Family LaubierinidaeLaubierinidaeLaubierinidae is a family of sea snails, marine gastropod molluscs in the clade Littorinimorpha....
- Family PersonidaePersonidaePersonidae is a family of sea snails, marine gastropod molluscs in the clade Littorinimorpha.- Taxonomy :* Genus Distorsio Röding, 1798** Distorsio anus Linnaeus, 1758** Distorsio constricta Broderip, 1833...
- Family PisanianuridaePisanianuridaePisanianuridae is a family of sea snails, marine gastropod molluscs in the clade Littorinimorpha.- Taxonomy :* Genus Pisanianura Rovereto, 1899** Pisanianura grimaldii Dautzenberg, 1899...
- Family RanellidaeRanellidaeRanellidae, common name the triton shells or tritons, is a taxonomic family of small to very large predatory sea snails, marine gastropod mollusks in the clade Littorinimorpha.-Subfamilies:...
- Family Cassidae