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Parastrophia cygnicollis (Hedley, 1904)

Description: Shell minute, tubular. First section a protoconch of two coiled whorls, extending into a straight expanding tube, terminating in varix around the tube. Second section an expanding tube about four times length of first section with weak encircling growth rings; aperture simple, circular. Shell colourless transparent, becoming opaque white with age

Size: Up to 5 mm in length.

Distribution: Endemic to Australia: Masthead Island, Capricorn Group, Queensland, southward and around southern Australia to south-western WA, excluding Tasmania.

Habitat: All the available specimens were collected as empty shells, from beach washup and from dredging down to 37 m. Very uncommon.

Fig. 1: Chinamans Beach Middle Harbour, NSW (C.360610)

Fig. 2: Holotype figure from Hedley (1904, p. 189, pl. 8, figs. 12-14)


Copyright Des Beechey 2014