Indian money tusk

Antalis pretiosa (formerly Dentalium pretiosum), commonly known as the Wampum tuskshell or the Indian money tusk is a species of tusk shell in the family Dentaliidae. It was first described by George Brettingham Sowerby II, and named by Thomas Nuttall in 1860. Antalis pretiosa is the primary species of shell known by the colloquial term dentalium, a blanket term describing tusk shells utilized extensively for over 2500 years by Indigenous peoples for both regalia and currency.

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Antalis es un género de molusco escafópodo marino de la familia Dentaliidae. ​ Su concha tiene una forma cónica y curvada lisa, sin estrías, lo que lo diferencia del género Dentalium, cuyas conchas presentan estrías. Especies Las especies incluidas dentro del género Antalis son: Antalis agilis (M.