The order Cephalaspidea, also known as the headshield slugs and bubble snails, is a major taxon of sea slugs and bubble snails, marine gastropod mollusks within the larger clade Euopisthobranchia. Bubble shells is another common name for these families of marine gastropods, some of which have thin bubble-like shells. This clade contains more than 600 species.
Acteonidae, common name the "barrel bubble snails", is a family of small sea snails, marine gastropod mollusks of the informal group Lower Heterobranchia.
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.
Diaphanidae is a taxonomic family of small sea snails, marine opisthobranch gastropod molluscs or micromollusks in the superfamily Diaphanoidea, the headshield slugs and bubble snails.
Haminoeoidea is a taxonomic superfamily of small sea snails or bubble shells, marine opisthobranch gastropod mollusks in the clade Cephalaspidea, the headshield slugs and bubble snails.
Haminoeidae, commonly known as the haminoeid bubble snail family, is a taxonomic family of sea snails, marine opisthobranch gastropod mollusks in the superfamily Haminoeoidea.
Hydatina is a genus of sea snails, bubble snails, marine opisthobranch gastropod mollusks in the family Aplustridae.
Scaphander is a genus of sea snails, marine gastropod molluscs in the family Scaphandridae, the canoe bubbles.
Pupa is a genus of small sea snails, marine gastropod molluscs in the family Acteonidae.
Acteon is a genus of small sea snails, predatory marine gastropod mollusks in the family Acteonidae, the barrel bubble snails.
Haminoea is a genus of medium-sized sea snails or bubble snails, marine opisthobranch gastropod molluscs in the family Haminoeidae, the haminoea bubble snails, part of the clade Cephalaspidea, the headshield slugs and bubble snails.
Atys naucum, common names the "white nut sheath bubble'" and the "Pacific nut sheath bubble", is a species of small tropical sea snail, a bubble snail, a marine opisthobranch gastropod mollusk in the family Haminoeidae, the haminoea bubble snails.
Pseudodaphnella barnardi is a species of sea snail, a marine gastropod mollusk in the family Raphitomidae.
Daphnella is a genus of sea snails, marine gastropod mollusks in the family Raphitomidae.
Pseudodaphnella is a genus of sea snails, marine gastropod mollusks in the family Raphitomidae.
Laetifautor is a genus of sea snails, marine gastropod mollusks in the family Calliostomatidae.
Bullina is a genus of sea snails or bubble snails, marine gastropod molluscs in the family Aplustridae.
Maxacteon is a genus of small predatory sea snails, marine gastropod molluscs in the family Acteonidae, the barrel bubble snails.
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.
Atys neglectus is a species of small tropical sea snail, a bubble snail, a marine opisthobranch gastropod mollusk in the family Haminoeidae, the haminoea bubble snails.
