Species (42)
- Nucula nucleus Linnaeus 1758
- Nucleus nucleus
- Lionucula tenuis ssp. tenuis
- Lionucula tenuis
- Lionucula tenuis ssp. aegeensis
- Lionucula tenuis ssp. expansa
- Lionucula inflata
- Lionucula decipiens
- Lionucula macandrewi
- Lionucula convexa
- Lionucula perminima
- Lionucula corbuloides
- Lionucula gibba
- Lionucula delphinodonta
- Lionucula corticata
- Nucula decussata
- Nucula nucleus ssp. nucleus
- Nucula nucleus ssp. hanleyi
- Nucula argentea
- Nucula polii
- Nucula turgida ssp. turgida
- Nucula turgida
- Nucula turgida ssp. nitidosa
- Nucula nitida
- Nucula pumila
- Nucula tumidula
- Nucula moorei
- Nucula striatissima
- Nucula culebrensis
- Nucula reticulata
- Nucula atacellana
- Pronucula benguelana
- Nucula minuta
- Nucula jeffreysi
- Nucula delphinodonta
- Nucula peregrina
- Nucula zophos
- Nucula tenuis
- Leionucula haesendoncki
- Nucula nucleus
- Nucula margaritacea Risso
- Nucula sulcata