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Cosmetalepas concatenatus (Crosse & Fischer, 1864)

Description: Shell low, almost oval in outline, ends not raised; apical opening almost centrally placed. Sculptured with irregularly placed, close packed minute pits over entire surface; axial and concentric sculpture absent. Margin smooth, slightly thickened internally; apical opening bordered with callus internally. Exterior and interior colour white or cream.

Size: Up to 20 mm in length, commonly 10-15 mm.

Distribution: Endemic to Australia: Southern Queensland to south-western WA, including Tasmania.

Habitat: Under rocks on rocky shores at low tide level and below. Uncommon in NSW.

Comparison: See Amblychilepas javanicensis

Fig. 1  Manly Beach, NSW (C.370493)


Copyright Des Beechey 2005