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Phylum Mollusca > Class Gastropoda > Family Naticidae
Spotted moon snail
Natica gualteriana
Family Naticidae
updated Aug 2020

Where seen? This moon snail with a spotted body is sometimes seen on sandy areas near reefs on some of our Southern shores. It is also known as Gualtieri's moon snail.

Features: 2-3cm. Shell smooth thick spherical (not flat) with the spiral tip sticking out. Shell pattern beige, grey or orange sometimes with broad darker bands overlaid with many thin dark bands. On the underside, a small comma-shaped depression. Operculum pearly white with a dark smudge where the whorl starts, smooth (no grooves). Body white with dark spots all over, tentacles short.


Sisters Islands, Feb 10

Small comma-shaped depression on underside.
Operculum shelly with a dark smudge.
Sisters Islands, Feb 10

Body white with dark spots.
Cyrene Reef, Jul 10
Human uses: It is collected for food and the shell trade.
Spotted moon snail (Natica gualteriana)

Spotted moon snails on Singapore shores
On wildsingapore flickr

Other sightings on Singapore shores


Changi, Sep 10

Photo shared by Neo Mei Lin on her blog.

St John's Island, Feb 13
Photo shared by Loh Kok Sheng on flickr.

Big Sisters Island, Feb 19
Photo shared by Loh Kok Sheng on flickr.


St. John's Island, Dec 16
Photo shared by Marcus Ng on flickr.

Kusu Island, Sep 10
Photo shared by Toh Chay Hoon on her blog.

Kusu Island, Jun 15
Photo shared by Toh Chay Hoon on facebook.


Big Sisters Island, Feb 17
Photo shared by Marcus Ng on flickr.


Pulau Semakau South, Feb 16
Photo shared by Toh Chay Hoon on facebook.

Terumbu Bemban, Jun 15
Photo shared by Loh Kok Sheng on facebook.

Terumbu Pempang Laut, Aug 16
Photo shared by Richard Kuah on facebook.


Pulau Sudong, Dec 09
Photo shared by Loh Kok Sheng on his flickr.

Acknowledgement
Grateful thanks to JK for sharing the ID of this snail on the wild shores of singapore blog.

Links
References
  • 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.
  • Abbott, R. Tucker, 1991. Seashells of South East Asia. Graham Brash, Singapore. 145 pp.
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