Ampullinidae are a mostly extinct taxonomic family of deep-water sea snails, marine gastropod molluscs in the clade Caenogastropoda.
Gemmula, common name the gem turrids, is a genus of sea snails, marine gastropod mollusks in the family Turridae, the turrids.
Drilliola is a genus of sea snails, marine gastropod mollusks in the family Borsoniidae, the cone snails and their allies.
Melanella dubusi is an extinct species of sea snail, a marine gastropod mollusk in the family Eulimidae..
Crassispira quoniamensis is an extinct species of sea snail, a marine gastropod mollusk in the family Pseudomelatomidae, the turrids and allies.
Crassispira sulcata is an extinct species of sea snail, a marine gastropod mollusk in the family Pseudomelatomidae, the turrids and allies. Fossils have been found in Eocene strata in the Paris Basin, France.
Crassispira danjouxii is an extinct species of sea snail, a marine gastropod mollusk in the family Pseudomelatomidae, the turrids and allies.
Calliostoma lesporti is an extinct species of sea snail, a marine gastropod mollusk, in the family Calliostomatidae within the superfamily Trochoidea, the top snails, turban snails and their allies.
Eocithara is an extinct genus of sea snails, marine gastropod mollusks, in the family Harpidae.
Pleurotomella quoniamensis is an extinct species of sea snail, a marine gastropod mollusk in the family Raphitomidae.
Amblyacrum is a genus of extinct minute sea snails, marine gastropod mollusks or micromollusks in the family Mangeliidae.
Raphitoma baudoni is an extinct species of sea snail, a marine gastropod mollusc in the family Raphitomidae.
Raphitoma boutillieri is an extinct species of sea snail, a marine gastropod mollusc in the family Raphitomidae.
Amblyacrum dameriacense is an extinct species of sea snail, a marine gastropod mollusc in the family Mangeliidae.
Epalxis is an extinct genus of sea snails, marine gastropod mollusks in the family Turridae, the turrids.
Gemmula hombroni is a species of sea snail, a marine gastropod mollusk in the family Turridae, the turrids.
Gemmula osca is an extinct species of sea snail, a marine gastropod mollusk in the family Turridae, the turrids.
Urosalpinx baudoni is an extinct species of sea snail, a marine gastropod mollusk in the family Muricidae, the murex snails or rock snails.
Trophonopsis bonneti is an extinct species of sea snail, a marine gastropod mollusk in the family Muricidae, the murex snails or rock snails.
Trophonopsis sublamellosa is an extinct species of sea snail, a marine gastropod mollusk in the family Muricidae, the murex snails or rock snails.
