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Bathybembix humboldti, common name Humboldt's margarite, is a species of sea snail, a marine gastropod mollusk in the family Eucyclidae.

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Bulimulus trindadeae is a fossil species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Bulimulidae, from the Paleocene deposits of the Itaboraí Basin in Brazil.

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Calcimitra subflava is a species of sea snail, a marine gastropod mollusk in the family Mitridae, the miters or miter snails.

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Carinodrillia buccooensis is a species of sea snail, a marine gastropod mollusk in the family Pseudomelatomidae.

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Cecilioides sommeri is a fossil species of minute air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Ferussaciidae, from the Paleocene deposits of the Itaboraí Basin, in Brazil. This is the oldest known species in the family.

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Columbarium wormaldi is a species of deepwater sea snail, a marine gastropod, in the subfamily Columbariidae, the pagoda shells.

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Conus armadillo is a species of sea snail, a marine gastropod mollusk in the family Conidae, the cone snails and their allies.

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Conus patae, common name Pat's cone, is a species of sea snail, a marine gastropod mollusk in the family Conidae, the cone snails and their allies.

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Cuspivolva tigris, known commonly as the Tiger egg cowry, is a species of sea snail, a marine gastropod mollusk in the family Ovulidae, the ovulids, cowry allies or false cowries.

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Engina lanceola is a species of sea snail, a marine gastropod mollusk in the family Pisaniidae.

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Felimare kempfi is a species of sea slug, a dorid nudibranch, a shell-less marine gastropod mollusk in the family Chromodorididae.

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Felimida sphoni is a species of colorful sea slug, a dorid nudibranch, a marine gastropod mollusk in the family Chromodorididae.

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Glyphostoma bayeri, common name the Bayer's turrid, is a species of sea snail, a marine gastropod mollusk in the family Clathurellidae.

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Hystrivasum squamosum is an extinct species of medium-sized fossil sea snail, a predatory marine gastropod in the family Turbinellidae.

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Inquisitor nudivaricosus is a species of sea snail, a marine gastropod mollusk in the family Pseudomelatomidae, the turrids and allies.

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Inquisitor rufovaricosus is a species of sea snail, a marine gastropod mollusk in the family Pseudomelatomidae, the turrids.

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Inquisitor vulpionis is a species of sea snail, a marine gastropod mollusk in the family Pseudomelatomidae, the turrids.

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Lyria cordis is a species of sea snail, a marine gastropod mollusk in the family Volutidae, the volutes.

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Maesiella maesae is a species of sea snail, a marine gastropod mollusk in the family Pseudomelatomidae, the turrids and allies.

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Mitromorpha dorcas is a species of sea snail, a marine gastropod mollusk in the family Mitromorphidae.

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Neotricula aperta is a species of freshwater snail, an aquatic gastropod mollusk in the family Pomatiopsidae.

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Olivella aureobalteata is a species of small sea snail, marine gastropod mollusk in the family Olivellidae, the dwarf olives.

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Pellasimnia improcera is a species of sea snail, a marine gastropod mollusk in the family Ovulidae, the ovulids, cowry allies or false cowries.

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Phymorhynchus speciosus is a species of sea snail, a marine gastropod mollusk in the family Raphitomidae.

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Pilsbryspira garciacubasi is a species of sea snail, a marine gastropod mollusk in the family Pseudomelatomidae, the turrids and allies.

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Sclerodoris tanya is a species of sea slug, a dorid nudibranch, shell-less marine opisthobranch gastropod mollusks in the family Discodorididae.

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Terebra argosyia is a species of sea snail, a marine gastropod mollusk in the family Terebridae, the auger snails.

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The Tumbling Creek cavesnail is a species of freshwater cave snail with gills and an operculum, an aquatic gastropod mollusk in the family Amnicolidae.

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Xenophora japonica is a species of large sea snail, a marine gastropod mollusk in the family Xenophoridae, the carrier shells.

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Zonulispira chrysochildosa is a species of sea snail, a marine gastropod mollusk in the family Pseudomelatomidae, one of the families commonly known as turrids.