Species brought into synonymy: •
Omphalius caelatus Adams A., 1854: synonym of
Anadema macandrewii (Mörch, 1868) •
Omphalius globulus Carpenter, 1857: synonym of
Tegula globulus (Carpenter, 1857) •
Omphalius marianus Dall, 1919: synonym of
Tegula mariana (Dall, 1919) •
Omphalius nigerrimus (Gmelin, 1791): synonym of
Tegula nigerrima (Gmelin, 1791) •
Omphalius rusticus (Gmelin, 1791): synonym of
Tegula rustica (Gmelin, 1791) ==References==