Classification
Biota [regio]Animalia [regnum]
Mollusca [phylum]
Gastropoda [classis]
Neogastropoda [ordo]
Cancellariidae [familia]
Cancellaria [genus]
Cancellaria contorta [species]
Cancellaria contorta contains the following taxa:
Cancellaria contorta gelriana (A.W. Janssen, 1972) [subspecies]