Calliostomatidae is a family of sea snails within the superfamily Trochoidea and the clade Vetigastropoda.
The Nassariidae, Nassa mud snails (USA), or dog whelks (UK), are a taxonomic family of small to medium-sized sea snails, marine gastropod mollusks in the clade Neogastropoda.
Trochoidea is a superfamily of small to very large vetigastropod sea snails with gills and an operculum. Species within this superfamily have nacre as the inner shell layer. The families within this superfamily include the Trochidae, the top snails. This superfamily is the largest vetigastropodan superfamily, containing more than 2,000 species.
Comitas is a genus of medium-sized sea snails, marine gastropod molluscs in the family Pseudomelatomidae.
Trochaclididae, common name the false top snails, is a family of sea snails, marine gastropod mollusks in the clade Vetigastropoda.
The white-edged nudibranch, Coryphella capensis, previously known as Fjordia capensis, is a species of sea slug, specifically an aeolid nudibranch, a colourful sea slug. It is a marine gastropod mollusc in the family Coryphellidae.
The Rhytidoidea are a superfamily of air-breathing land snails and slugs, terrestrial gastropod mollusks in the suborder Helicina.
Curnonidae is a small family of sea slugs, nudibranchs, shell-less marine gastropod molluscs, in the clade Euthyneura.
Hygrophila is a taxonomic superorder of air-breathing freshwater snails, aquatic pulmonate gastropod mollusks within the clade Panpulmonata.
Colloniidae is a family of small sea snails with calcareous opercula, marine gastropod mollusks in the clade Vetigastropoda.
Rissoella is a genus of minute sea snails, marine gastropods, in the family Rissoellidae.
Ischnochitonidae is a family of polyplacophoran mollusc belonging to the superfamily Chitonoidea.
Toledonia is a genus of sea snails, marine gastropod molluscs in the family Cylichnidae.
Amphimenia is a genus of cavibelonian solenogaster, a kind of shell-less, worm-like mollusk. This genus has only one species, Amphimenia neapolitana. It is found in the Mediterranean Sea.
Asperdaphne plutonis is a species of sea snail, a marine gastropod mollusk in the family Raphitomidae.
Trochomorphoidea is a taxonomic superfamily of small to large terrestrial pulmonate gastropod mollusks, that belong to the infraorder Limacoidei.
Roxania is a genus of gastropods belonging to the family Alacuppidae.
Zacalantica is a genus of very small sea snails or limpets, marine gastropod mollusks in the subfamily Phenacolepadinae of the family Phenacolepadidae.
Haurakia is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae.
Crassatella is a genus of saltwater clams, marine bivalve molluscs of the order Carditida.
