Lambis genus of large sea snails sometimes known as spider conchs , marine gastropod mollusks in the family Strombidae, the true conch family.
The siphonal canal is long and curved, and the apertural lip is adorned with circumapertural projections, which are fingerlike processes emanating from the edge of the shell aperture.
Species within the genus Lambis include:
Lambis arachnoides Shikama, 1971Lambis cristinae Bozzetti, 1999Lambis crocata (Link , 1807)Lambis indomaris Abbott, 1961Lambis lambis (Linnaeus , 1758)Lambis millepeda (Linnaeus , 1758)Lambis pilsbryi Abbott, 1961Lambis robusta (Swainson, 1821)Lambis scorpius (Linnaeus, 1758)Lambis sebae (Kiener, 1843)Lambis sowerbyi (Mörch, 1872)Lambis truncata (Humphrey, 1786)Species brought into synonymy Lambis adamii (Bozzetti & Cossignani, 2003) : synonym of Lambis lambis (Linnaeus, 1758)Lambis aurantia ( Lamarck, 1822) : synonym of Lambis crocata (Link, 1807)Lambis arthritica Röding , 1798 : synonym of Harpago arthritica (Röding, 1798)Lambis chiragra (Linnaeus, 1758) : synonym of Harpago chiragra Lambis digitata (Perry, G., 1811): synonym of Ophioglossolambis digitata Lambis violacea (Swainson, 1821): synonym of Ophioglossolambis violacea 
