寺町芋螺（学名：Conus teramachii）为芋螺科芋螺属下的一个种。

Profundiconus teramachii, common name Teramachi's cone, is a species of sea snail, a marine gastropod mollusk in the family Conidae, the cone snails and their allies.

Like all species within the genus Profundiconus, these cone snails are predatory and venomous. They are capable of "stinging" humans, therefore live ones should be handled carefully or not at all.