Heliacus infundibuliformis (Gmelin, 1791)
7.4mm

Heliacus infundibuliformis is a very small sundial that has been found on sand both on the seaward reef and in lagoon algae patches.

The cone shaped, layered operculum that closes the aperture when the animal retracts is seen on the posterior end of the foot in the photo below.

Created 18 April 2017
Updated 30 March 2020

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