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Leucotina micra (Pritchard & Gatliff, 1900)

Description: Shell minute, broadly elongate, convex in outline, last whorl two-thirds of shell length.. Protoconch (Fig. 2) with smooth nucleus, then sculptured with about 5 spiral rows of pits; junction with teleoconch not apparent. Teleoconch of about 3 rounded whorls sculptured with spiral rows of minute pits. Aperture length 1 times width, expanded anteriorly; inner lip sometimes reflected over small umbilical chink; columella with a strong plait that continues anteriorly as inner lip of aperture. Shell colourless transparent becoming opaque white with age.

Size: Up to 2 mm in length.

Distribution: Endemic to Australia: Keppel Bay, central Qld, southwards and around southern Australia to SA, including Tas.

Habitat: Empty shells are known from beach washup and dredgings down to 58 m. Moderately common.

Figs. 1, 2: North of Three Hummock Island, Bass Strait, in 49 m (C.433530)

 

Copyright Des Beechey 2015