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Incisura is a genus of sea snails or keyhole limpets, marine gastropod molluscs in the family Scissurellidae.

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Incisura rosea, common name the rosy slit shell, is a species of minute sea snail, a marine gastropod mollusc in the family Scissurellidae.

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Sasakiconcha is a genus of sea snails, marine gastropod mollusks in the family Anatomidae.

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Satondella is a genus of sea snails, marine gastropod mollusks in the family Scissurellidae.

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Satondella dantarti is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Scissurellidae, the little slit snails.

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Scissurella bountyensis is a species of minute sea snail, a marine gastropod mollusc in the family Scissurellidae.

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Scissurella jucunda is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Scissurellidae, the little slit snails.

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Scissurella petermannensis is a species of minute sea snail, a marine gastropod mollusk in the family Scissurellidae.

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Scissurella prendrevillei is a species of minute sea snail, a marine gastropod mollusc in the family Scissurellidae.

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Scissurella redferni is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Scissurellidae, the little slit snails.

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Scissurella rota is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Scissurellidae, the little slit snails.

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Sinezona carolarum is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Scissurellidae, the little slit snails.

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Sinezona globosa is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Scissurellidae, the little slit shells.

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Sinezona iota is a species of minute sea snail, a marine gastropod mollusc or micromollusc in the family Scissurellidae.

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Sinezona laqueus is a species of minute sea snail, a marine gastropod mollusc or micromollusc in the family Scissurellidae, the little slit shells.

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Sinezona mouchezi is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Scissurellidae, the little slit snails.

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Sukashitrochus is a genus of sea snails, marine gastropod mollusks in the family Scissurellidae.

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Sukashitrochus estotiensis is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Scissurellidae, the little slit snails.

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Sukashitrochus lyallensis is a species of minute sea snail, a marine gastropod mollusc in the family Scissurellidae.