Eurytrochus
strangei (Adams,
1853)
Description:
Shell with rounded whorls, bearing polished spiral ribs, 3 or 4 on the
spire whorls, 4-6 on the body whorl above the periphery, with
intermediate ribs on larger specimens; microscopic, oblique lamellae
between the ribs. Basal margin rounded, about 7 narrow spiral ribs on
the base. Interior of aperture with external sculpture showing through.
Inner margin of outer lip thickened. Base of columella and inside of
outer lip denticulate in mature shells. Umbilicus open. Coloration
black, brown, pink or green, marbled with white; interior nacreous,
bottom of columella usually green.
Size:
Up to 9 mm high, 10 mm wide.
Distribution:
Endemic to Australia; southern Qld, to eastern Victoria.
Habitat:
Under stones on exposed and semi-exposed rocky shores at mid to low tide
level. Abundant.
Comparison:
See Clanculus plebejus.
Figs.
1,2: Blue Lagoon Beach, south of The Entrance, NSW (C.349631)
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