Species (5.943)
- Lora concinnata
- Lora cylindracea
- Lora dautzenbergi
- Lora decussata
- Lora harpularia
- Lora maurellei
- Lora pingeli
- Lora trevelyana
- Lora turricula
- Lora vahlii
- Lora violacea
- Lora woodiana
- Lora viridula
- Cirsotrema acus
- Lunacia nitida
- Liomesus amauropsis
- Liomesus dalei
- Liomesus canaliculatus
- Liomesus johnstrupi
- Liomesus soosi
- Lithoclypus naticoides
- Lithoglyphes naticoides
- Lithoglyphus columbiana
- Lithoglyphus croaticus
- Lithoglyphus fluminensis ssp. samoborensis
- Lithoglyphus notatus
- Lithoglyphus licanus
- Lithoglyphus prasinus
- Lithoglyphus pygmaeus
- Lithoglyphus pyramidalis
- Lithoglyphus virescens
- Lithoglyphus renoufi
- Lithoglypter naticoides
- Lora nobilis
- Lora plicifera
- Lora pleurotomaria
- Lora pyramidalis
- Lora rugulata
- Lora tenuicostata
- Lora turricola
- Ocinebrina avitensis
- Olivella volutella
- Alvania reticulata
- Omphalotropis multiliratus
- Onoba vitrea
- Opalia pertusa
- Omphalotropis rubens
- Oncomelania formosana
- Oncomelania hupensis
- Oncomelania nosophora
- Oncomelania quadrasi
- Onoba aculeus Gould 1841
- Onoba striata
- Oliva biplicata
- Oliva dufresneri
- Oliva keenei
- Oliva pophyretica
- Oliva rejecta
- Olivea porphyria
- Olivella consobrina
- Omphalotropis borbonicus
- Omphalotropis costellatus
- Omphalotropis globosus
- Omphalotropis expansilabris Pfeiffer
- Omphalotropis hameliana
- Omphalotropis harpula
- Omphalotropis littorinula
- Omphalotropis moreleti
- Omphalotropis picturatus
- Otopoma listeri
- Otopoma naticoides
- Otopoma philippianum
- Otopoma vitellinum
- Otopoma unifasciatum
- Paladilhia tschapecki
- Paladilhia umbilicata
- Paladilhia geyeri
- Paladilhia norica Fuchs 1929
- Paladilhiopsis bormanni Stojaspal 1978
- Paladilhiopsis brandisi
- Paladilhiopsis buresi
- Paladilhiopsis cisterciensorum Reischütz 1983
- Paladilhiopsis grobbeni
- Paladilhiopsis janinensis Schütt 1962
- Paladilhiopsis elseri Fuchs 1929
- Paladilhiopsis reisalpensis Reischütz 1983
- Paladilhiopsis geyeri
- Paladilhiopsis robiciana
- Paladilhiopsis solida
- Paladilhiopsis tschapecki Stojaspal 1978
- Paladilhiopsis tschapecki Stojaspal 1978 ssp. bormanni
- Paludestrina australis
- Paludestrina charruana
- Paludestrina conica
- Paludestrina isabellana
- Paludestrina jenkinsi
- Paludestrina küsteri
- Paludestrina lapidum
- Paludestrina parchappi
- Paludestrina peristomata