Adelacerithium mirabile Ataxocerithium abnormale Ataxocerithium pullum Ataxocerithium serotinum Cerithiella amblytera Cerithiella antarctica Cerithiella astrolabiensis Cerithiella atali Cerithiella australis Cerithiella burdwoodiana Cerithiella candela Cerithiella francescoi Cerithiella insignis Cerithiella metula Cerithiella nucleoproducta Cerithiella praerupta Cerithiella procera Cerithiella pulcherrima pancala Cerithiella reunionensis Cerithiella stiria Cerithiella superba Cerithiella travani Eocolina difficilis Eumetula arctica Eumetula bouvieri Eumetula dilecta Eumetula intercalaris Eumetula michaelseni Eumetula strebeli Furukawaia fukuensis Specula bicolor Specula copiosa Specula fragilis Specula laetae Specula pulchella Trituba additicia Trituba constricta Trituba fallax Trituba hirta Trituba incredita

GASTROPODA-CAENOGASTROPODA-TRIPHOROIDEA - Family: NEWTONIELLIDAE Korobkov, 1955 - (188 species, 1 var)- Sea