Sigatica semisulcata

{{Short description|Species of gastropod}}

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| taxon = Sigatica semisulcata

| authority = (Gray, 1839)

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Sigatica semisulcata is a species of predatory sea snail, a marine gastropod mollusk in the family Naticidae, the moon snails.{{WRMS species|419767|Sigatica semisulcata (Gray, 1839)|||WoRMS (2010). Sigatica semisulcata (Gray, 1839). Accessed through: World Register of Marine Species at http://www.marinespecies.eu/aphia.php?p=taxdetails&id=419767 on 17 June 2010}}