Acremodontina varicosa is a species of sea snail, a marine gastropod mollusk in the family Trochaclididae, the false top snails.

[1] The length of the shell attains 2.67 mm, its diameter 2.57 mm.

This marine species is endemic to New Zealand and occurs off northwest of Three Kings Islands.

Fossils have been found in Pliocene strata on Pitt Island, Chatham Islands.

This Ataphridae-related article is a stub.