Creseis acicula acicula

Classification

Animalia [kingdom]
Mollusca [phylum]
Gastropoda [class]
Euthyneura [subclass]
Thecosomata [order]
Euthecosomata [suborder]
Cavoliniidae [family]
Clioinae [subfamily]
Creseis [genus]
Creseis acicula acicula [species]