Bulla is a genus of medium to large hermaphrodite sea snails, shelled marine opisthobranch gastropod molluscs. These herbivorous snails are in the suborder Cephalaspidea, headshield slugs, and the order Opisthobranchia.
Lottia is a genus of sea snails, specifically true limpets, marine gastropod mollusks in the family Lottiidae, one of the families of true limpets.
Fissurellidae, common name the keyhole limpets and slit limpets, is a taxonomic family of limpet-like sea snails, marine gastropod molluscs in the clade Vetigastropoda. Their common name derives from the small hole in the apex of their cone-like shells. Although superficially resembling "true" limpets, they are in fact not closely related to them.
Siphonaria is a genus of air-breathing sea snails or false limpets, marine pulmonate gastropod molluscs in the family Siphonariidae, the false limpets.
Crassispira is a genus of small predatory sea snails with narrow, high-spired shells, marine gastropod mollusks in the family Pseudomelatomidae.
Acmaea is a genus of sea snails, specifically true limpets, marine gastropod mollusks in the family Acmaeidae, one of the families of true limpets.
Patelloida is a genus of sea snails or true limpets, marine gastropod molluscs in the family Lottiidae, one of the families of true limpets.
Clanculus is a genus of sea snail, marine gastropod molluscs of the family Trochidae, the top shells.
Natica is a genus of small to medium-sized predatory sea snails, marine gastropods in the family Naticidae, the moon snails. The genus was erected by Giovanni Antonio Scopoli in 1777.
Patella is a genus of sea snails with gills, typical true limpets, marine gastropod mollusks in the family Patellidae, the true limpets.
Fissurella is a genus of small to medium-sized sea snails or limpets, marine gastropod mollusks in the subfamily Fissurellinae of the family Fissurellidae, the keyhole limpets.
Scurria is a genus of sea snails, the true limpets, marine gastropod mollusks in the family Lottiidae.
Aesopus is a genus of sea snails, marine gastropod mollusks in the family Columbellidae, the dove snails.
Anachis is a large genus of sea snails in the family Columbellidae, the dove snails.
Tricolia is a genus of sea snails, marine gastropod mollusks in the family Phasianellidae.
Minolia is a genus of sea snails, marine gastropod mollusks in the family Solariellidae.
Lottia subrugosa is a species of sea snail, a true limpet, a marine gastropod mollusk in the family Lottiidae. It is still designated under its synonyms Acmaea subrugosa or Collisella subrugosa in many textbooks.
Turbonilla is a large genus of ectoparasitic sea snails, marine gastropod mollusks in the family Pyramidellidae, the pyrams and their allies.
Acteocina is a genus of very small sea snails, bubble snails, marine opisthobranch gastropod mollusks in the family Tornatinidae, the canoe bubbles or chalice bubble snails.
