Antiguraleus fusiformis

Antiguraleus fusiformis is a species of sea snail, a marine gastropod mollusk in the family Mangeliidae.

Description
The length of the shell attains 6 mm, its diameter 3 mm.

Distribution
This species occurs off Ninety Mile Beach, North Island, New Zealand, at depths between 475–640 m.; also off Chatham Islands and Cook Strait