Helicostyla is a genus of small, air-breathing land snails, terrestrial pulmonate gastropod mollusks in the subfamily Helicostylinae of the family Camaenidae. Helicostyla is the type genus of the subfamily Helicostylinae.
Phlebobranchia is an order of sea squirts in the class Ascidiacea, first described by Fernando Lahille in 1886.
Natica is a genus of small to medium-sized predatory sea snails, marine gastropods in the subfamily Naticinae of the family Naticidae, the moon snails. The genus was erected by Giovanni Antonio Scopoli in 1777.
Crepidula, commonly known as the slipper snails, slipper limpets, or slipper shells, is a genus of sea snails, marine gastropod mollusks in the family Calyptraeidae. This family includes the slipper snails (Crepidula), hat snails (Calyptraea), spiny slipper snails (Bostrycapulus), and cup-and-saucer snails (Crucibulum) as well as Crepipatella, Siphopatella, Grandicrepidula, and Maoricrypta.
Euspira is a genus of medium-sized sea snails, marine gastropod molluscs in the subfamily Polinicinae of the family Naticidae, the moon snails.
Crucibulum, commonly known as cup-and-saucer snails, is a genus of sea snails, marine gastropod molluscs in the family Calyptraeidae.
Tivela is a genus of saltwater clams, marine bivalve molluscs in the subfamily Meretricinae of the family Veneridae, the Venus clams.
Columbella is a genus of small sea snails, marine gastropod mollusks in the family Columbellidae, the dove snails.
Pusia is a genus of sea snails, marine gastropod mollusks in the family Costellariidae.
Favartia is a genus of sea snails, marine gastropod mollusks in the family Muricidae, the murex snails or rock snails. It is known for its crystalline shell.
Cymbium tritonis is a species of sea snail, a marine gastropod mollusc in the family Volutidae, the volutes.
Calyptraea, commonly known as the Chinese hat snails is a genus of sea snails, marine gastropod mollusks in the family Calyptraeidae, a family which contains the slipper snails or slipper limpets, cup-and-saucer snails, and Chinese hat snails.
Trichotropis is a genus of small sea snails, marine gastropod molluscs in the family Capulidae, the cap snails.
Bostryx is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Bulimulidae.
Pitar is a genus of saltwater clams, marine bivalve molluscs in the subfamily Callocardiinae of the family Veneridae, the Venus clams. The genus contains over 60 species.
Stilifer is a genus of small ectoparasitic sea snails that used to belong in the family Stiliferidae. Most recent sources consider it part of the family Eulimidae, which also belongs to the superfamily Eulimoidea.
Glycymeris, common name the bittersweet clams, is a genus of saltwater clams, marine bivalve molluscs in the family Glycymerididae.
Corellidae is a family of sea squirts belonging to the order Phlebobranchia.
Chionopsis, is a genus of saltwater clam, a marine bivalve mollusc in the family Veneridae, the venus clams.
