Sipho
Sipho is a genus of sea snails, marine gastropod mollusks in the family Buccinidae, the true whelks. The name of the genus "Sipho" Mörch, 1852 [ex Klein] has become invalid and is a synonym of "Colus" Röding, 1798. A previous use of the genus name "Sipho" T. Brown, 1827 is now a synonym of "Puncturella" Species. All the species that used to belong to the genus "Sipho" have become synonyms of other species in the family Buccinidae.