Campaniloidea

The Campaniloidea is a superfamily of sea snails, marine gastropod molluscs. The Campaniloidea are unassigned to an order in the clade Caenogastropoda.

==Taxonomy== The following four families have been recognized in the taxonomy of Bouchet & Rocroi (2005): Family Campanilidae Douvillé, H., 1904 Family Ampullinidae A. E. M. Cossmann, 1919 Family Plesiotrochidae Houbrick, 1990 † Family Trypanaxidae Gougerot & Le Renard, 1987 (Families that are exclusively fossil are indicated with a dagger †) Families brought into synonymy: Ampullospiridae Cox, 1930 †: synonym of Ampullinidae Cossmann, 1919 Diozoptyxidae Pchelintsev, 1960 †: synonym of Campanilidae Douvillé, 1904 Globulariidae Wenz, 1941: synonym of Ampullinidae Cossmann, 1919 Gymnocerithiidae Golikov & Starobogatov, 1987 †: synonym of Campanilidae Douvillé, 1904 Gyrodidae Wenz, 1938 †: synonym of Ampullinidae Cossmann, 1919 Pseudamauridae Kowalke & Bandel, 1996 †: synonym of Ampullinidae Cossmann, 1919