Ampullinidae are a mostly extinct taxonomic family of deep-water sea snails, marine gastropod molluscs in the clade Caenogastropoda.
Knefastia olivacea, common name the olivaceous turris, is a species of sea snail, a marine gastropod mollusk in the family Pseudomelatomidae, the turrids and allies.
Knefastia is a genus of sea snails, marine gastropod mollusks in the family Pseudomelatomidae.
Pleurofusia is an extinct genus of sea snails, marine gastropod molluscs in the family Drilliidae.
Pleurofusia crassinoda is an extinct species of sea snail, a marine gastropod mollusk in the family Drilliidae.
Mangelia labratula is an extinct species of sea snail, a marine gastropod mollusk in the family Mangeliidae.
Crassispira margaritula is an extinct species of sea snail, a marine gastropod mollusc in the family Pseudomelatomidae, the turrids and allies. Fossils of this extinct marine species were found in Eocene strata of the Paris Basin, France.
Crassispira margaritula is an extinct species of sea snail, a marine gastropod mollusc in the family Pseudomelatomidae, the turrids and allies.
Knefastia aenigmatica is an extinct species of sea snail, a marine gastropod mollusc in the family Pseudomelatomidae, the turrids and allies.
Knefastia cubaguaensis is an extinct species of sea snail, a marine gastropod mollusc in the family Pseudomelatomidae, the turrids and allies.
Knefastia etteri is an extinct species of sea snail, a marine gastropod mollusc in the family Pseudomelatomidae, the turrids and allies.
Knefastia chira is an extinct species of sea snail, a marine gastropod mollusc in the family Pseudomelatomidae, the turrids and allies.
Knefastia decipiens is an extinct species of sea snail, a marine gastropod mollusk in the family Pseudomelatomidae, the turrids and allies.
Knefastia polygona is an extinct species of sea snail, a marine gastropod mollusk in the family Pseudomelatomidae, the turrids and allies.
Knefastia coislinensis is an extinct species of sea snail, a marine gastropod mollusk in the family Pseudomelatomidae, the turrids and allies.
Knefastia rouaulti is an extinct species of sea snail, a marine gastropod mollusk in the family Pseudomelatomidae, the turrids and allies.
Knefastia sainti is an extinct species of sea snail, a marine gastropod mollusk in the family Pseudomelatomidae, the turrids and allies.
Knefastia kugleri is an extinct species of sea snail, a marine gastropod mollusc in the family Pseudomelatomidae, the turrids and allies.
Knefastia limonensis is an extinct species of sea snail, a marine gastropod mollusk in the family Pseudomelatomidae, the turrids and allies.
Knefastia lindae is an extinct species of sea snail, a marine gastropod mollusk in the family Pseudomelatomidae, the turrids and allies.
