Umbraculum, common name the "umbrella slugs" is a genus of unusual sea snails or false limpets, marine gastropod molluscs in the family Umbraculidae.
Ranella is a genus of large warm-water and tropical sea snails, marine gastropod molluscs in the family Ranellidae, the tritons.
Hipponicidae, common name hoof shells or hoof snails, is a family of small sea snails, limpet-like marine gastropod molluscs in the superfamily Vanikoroidea.
Emarginula is a genus of small keyhole limpets, marine gastropod molluscs in the family Fissurellidae.
Acmaea is a genus of sea snails, specifically true limpets, marine gastropod mollusks in the family Acmaeidae, one of the families of true limpets.
Bursa is a genus of large sea snails, marine gastropod molluscs in the family Bursidae, the frog snails or frog shells.
Homalopoma, common name the dwarf turbans, is a genus of mostly very small sea snails with a calcareous operculum, marine gastropoda molluscs in the subfamily Colloniinae of the family Colloniidae.
Macoma is a large genus of saltwater clams, marine bivalve molluscs in the family Tellinidae, the tellins.
Spisula is a genus of medium-sized to large marine bivalve mollusks or clams in the subfamily Mactrinae of the family Mactridae, commonly known as surf clams or trough shells.
Polinices is a genus of predatory sea snails, marine gastropod molluscs in the subfamily Polinicinae of the family Naticidae, commonly known as moon snails.
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.
Microvoluta is a genus of very small sea snails, marine gastropod molluscs in the family Volutomitridae.
Diodora is a genus of small to medium-sized keyhole limpet in the family Fissurellidae.
Cancellaria is a genus of medium-sized to large sea snails, marine gastropod mollusks in the family Cancellariidae, the nutmeg snails.
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.
Simnia is a genus of sea snails, marine gastropod mollusks in the family Ovulidae.
Hipponix leptus is a species of small limpet-like sea snail, a marine gastropod mollusk in the family Hipponicidae, the hoof snails. The shell of this species is similar to that of Hipponix antiquatus.
Sabia is a genus of small sea snails, limpet-like marine gastropod molluscs in the family Hipponicidae, the hoof shells or hoof snails.
Plicatula is a genus of saltwater clams, marine bivalve molluscs, known commonly as kitten's paws or kittenpaws in the family Plicatulidae.
Solecurtus is a genus of saltwater clam, a marine bivalve molluscs in the family Solecurtidae.
