Tantulidae

Tantulum elegans
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
(unranked):	clade Heterobranchia clade Euthyneura clade Panpulmonata clade Acochlidiacea clade Hedylopsacea
Family:	Tantulidae Rankin, 1979
Genus:	Tantulum Rankin, 1979
Species:	T. elegans
Binomial name
*Tantulum elegans* Rankin, 1979

Not to be confused with Tantalum.

Tantulum elegans is a species of freshwater slug, an aquatic shell-less gastropod mollusk within the clade Acochlidiacea.

This species has no shell. The maximum recorded length is 2 mm.

Tantulum elegans is the only species in the genus Tantulum, and that is in turn the only genus in the family Tantulidae.

In 2005, Tantulidae was classified as the only family within the superfamily Hedylopsoidea in the taxonomy of Bouchet & Rocroi.

According to Schrödl & Neusser (2010) Tantulidae is in the clade Hedylopsacea.

This species occurs in the Caribbean island of Saint Vincent. It was collected at an altitude of 411.5 m.

Tantulum elegans are sequential hermaphrodites.