| Problacmaea | |
|---|---|
| | |
| Shell of Problacmaea sybaritica | |
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Patellogastropoda |
| Superfamily: | Lottioidea |
| Family: | Erginidae |
| Genus: | Problacmaea Golikov & Kussakin, 1972 |
| Type species | |
| Problacmaea moskalevi Golikov & Kussakin, 1972 | |
Problacmaea is a genus of sea snails, true limpets, marine gastropod molluscs in the family Erginidae. [1]
Lottia is a genus of sea snails, specifically true limpets, marine gastropod mollusks in the subfamily Lottiinae of the family Lottiidae, one of the families of true limpets.
The Buccinidae are a very large and diverse taxonomic family of large sea snails, often known as whelks or true whelks.

Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the superfamily Rissooidea and the order Littorinimorpha.
Scissurella is a genus of minute sea snails, marine gastropod molluscs in the family Scissurellidae, the small slit snails.
The Naticinae are a subfamily of medium to large-sized predatory sea snails, marine gastropod molluscs in the family Naticidae, the moon snails.

Puncturella is a genus of minute deepwater keyhole limpets, marine gastropod mollusks or micromollusks in the family Fissurellidae, the keyhole limpets and slit limpets.
Erginus galkini is a species of sea snail, a true limpet, a marine gastropod mollusk in the family Erginidae, one of the families of true limpets.

Problacmaea sybaritica is a species of sea snail, a true limpet, a marine gastropod mollusc in the family Erginidae, one of the families of true limpets.
Lottia orbignyi is a species of sea snail, a true limpet, a marine gastropod mollusk in the family Lottiidae, one of the families of true limpets.
Astyris is a genus of sea snails, marine gastropod molluscs in the family Columbellidae, the dove snails.
Trophonopsis is a genus of sea snails, marine gastropod mollusks in the family Muricidae, the murex snails or rock snails.

Lacuna is a genus of sea snails, marine gastropod mollusks in the family Littorinidae, the winkles or periwinkles.
Cryptonatica is a genus of predatory sea snails, marine gastropod mollusks in the family Naticidae, the moon snails.
Erginus is a genus of sea snails, true limpets, marine gastropod mollusks in the family Erginidae.
Onoba is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae.

Velutina is a genus of small sea snails, marine gastropod mollusks in the family Velutinidae.

Rissoella is a genus of minute sea snails, marine gastropods, in the family Rissoellidae.

Liostomia is a genus of sea snails, marine gastropod mollusks in the family Pyramidellidae, the pyrams and their allies.
Hyala is a genus of very small, somewhat amphibious land snails that have a gill and an operculum, semi-terrestrial gastropod mollusks or micromollusks in the family Iravadiidae. They are subsurface deposit feeders.
Erginidae is a family of small deep sea sea snails or true limpets, marine gastropod mollusks in the subclass Patellogastropoda.
{{cite web}}: |author= has generic name (help)