Clanculus
floridus (Philippi,
1850)
Description:
Whorls rounded, with beaded spiral ribs, separated by microscopic
oblique lamellae. Base rounded, beaded more finely than sides. Basal
margin rounded. In mature shells, outer lip thickened internally and
ridged, with a tooth at the upper end. Columella with a large tooth
almost centrally. Umbilicus widely open, margin coarsely toothed.
Coloration light brown or reddish-brown with darker brown axial streaks;
apex rose pink.
Size:
Up to 12 mm high, 13 mm wide.
Distribution:
Endemic to Australia; Port Macquarie, NSW, to Gabo Is, Vic.
Habitat:
Under rocks intertidally on the open coast. Common.
Comparison:
See C. clangulus.
Remarks:
This small shell is conspicuous under rocks in intertidal pools and is
very common in shell grit.
Figs.
1,2,3: Port Jackson, Sydney, NSW (C.328192)
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