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4156-1.jpg (82770 bytes)

 

 

Epitonium stigmaticum (Pilsbry, 1911)

Description: Shell slender for genus; whorls disconnected, joined only by axial ribs. Whorls rounded, with about 9 axial ribs per whorl. Ribs vary from narrow and low to moderately broad and high, higher on upper of whorls, rolled back, not peaked, aligned from whorl to whorl. Interspaces smooth. Aperture oval, outer lip with normal rib externally. Colour uniformly fawn with white ribs. Umbilicus closed. Operculum corneous.

Size: Up to 24 mm in length.

Distribution: Indo-West Pacific. Full extent of Australian range unknown, but in eastern Australia occurs in Queensland and NSW, as far south as Sydney.

Habitat: All specimens available are from beach washup. Rare in NSW.

Comparison: See "Identification of the NSW species of Epitonium" in the introduction to this family.

Fig. 1: Port Jackson, NSW (C.361514)

 

Copyright Des Beechey 2008