Dodatak:Popis mekušaca, Cu
Cub
uredi- Cubalaskeya
- Cubasansonia
Cuc
uredi- Cucullaea
- Cucullaeidae
Cucullarion Stanisic, 1998
uredi- Cucullarion parkini Stanisic, 1998
Mollusca → Gastropoda → Pulmonata → Helicarionoidea → Helicarionidae
- Cucumerunio
- Cucurbitula
Cul
uredi- Culmenella
- Cultellus
Cum
uredi- Cumanotus
- Cumberlandia
- Cumia
- Cumingia
Cun
uredi- Cuna
- Cunanax
- Cuneopsis
Cup
uredi- Cupedora
Cur
uredi- Curtitoma
- Curvemysella
- Curveulima
Cus
uredi- Cuspidaria
- Cuspidariidae
- Cuspidarioidea
Cut
uredi- Cuthona
- Cuthonella
Cuv
uredi- Cuvierina
- Cuvierinidae