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Phylum Mollusca > Class Gastropoda > Family Naticidae
Calf moon snail
Natica vitellus
Family Naticidae
updated Aug 2020

Where seen? This large moon snail is sometimes seen on our sandy Northern shores. Vitulus means calf in Latin.

Features: 3-4cm. Shell thick smooth spherical (not flat), the spiral tip hardly sticks out. Shell beige, brown or orange with 1-3 darker spiralling bands of various widths, this is usually more obvious on the underside. On the underside, a small depression. Operculum white with with a dark smudge where the whorl begins, a pair of spiralling grooves on the outer margin and finely serrated inner margin. Body plain white or beige.

Changi, Jul 11

Small depression on underside.
Operculum chalky with dark smudge.
Changi, Jul 11

Operculum with a pair of spiralling grooves on the outer margin and finely serrated inner margin.
Human uses: It is collected for food and for the shell trade. In Thailand, it is commonly collected by fishing nets from depths of 2-10m.

Calf moon snails on Singapore shores
On wildsingapore flickr

Other sightings on Singapore shores


Pasir Ris Park, Sep 20
Photo shared by Loh Kok Sheng on facebook.

Pasir Ris Park, Sep 20
Photo shared by Loh Kok Sheng on facebook.

Pasir Ris Park, Sep 20
Photo shared by Loh Kok Sheng on facebook.


Changi East, Nov 11

Photo shared by Loh Kok Sheng on his blog.

Chek Jawa, Jan 10

Photo shared by Loh Kok Sheng on his flickr.

Beting Bronok, Jun 10

Photo shared by Loh Kok Sheng on his flickr.


Cyrene Reef, Jun 16
Photo shared by Jonathan Tan on facebook.
   

Links

References

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