Curtitoma contraria is a species of sea snail, a marine gastropod mollusc in the family Mangeliidae.

[1] It is the only known species with a sinistral shell within the family Mangeliidae.

The Curtitoma contraria has a benthos functional group, and is a predator.

[1] This marine species occurs off Taiwan.

This Mangeliidae-related article is a stub.