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Phylum Mollusca > Class Gastropoda > Family Architectonicidae
Variegated sundial snail
Heliacus variegatus

Family Architectonicidae
updated Oct 2016

Where seen? The delightful living snail was seen once on Cyrene Reef and shared by Chim Chee Kong.

Features: Up to 2cm in diameter. The shell coils form an overall conical shape. The shell has a beaded texture. The operculum is conical! More about the Family Architectonicidae to which this snail belongs.

What does it eat? It feeds on zoanthids and is said to be always found in close association with zoanthids.

Shared by Chim Chee Kong on his flickr.
Cyrene Reef, Jun 08

Cyrene Reef, Jun 08

Shared by Chim Chee Kong on his flickr.

Variegated sundial snails on Singapore shores

Photos of Variegated sundial snails for free download from wildsingapore flickr

Distribution in Singapore on this wildsingapore flickr map

Grateful thanks to Chim Chee Kong for identifying this snail on his flickr.



  • Tan Siong Kiat and Henrietta P. M. Woo, 2010 Preliminary Checklist of The Molluscs of Singapore (pdf), Raffles Museum of Biodiversity Research, National University of Singapore.
  • Gosliner, Terrence M., David W. Behrens and Gary C. Williams. 1996. Coral Reef Animals of the Indo-Pacific: Animal life from Africa to Hawaii exclusive of the vertebrates Sea Challengers. 314pp.
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