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EMBLANDIDAE


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Emblanda emblematica (Hedley, 1906)

Description: Shell minute, spire strongly convex in outlive with angled whorls. Protoconch of about 1 whorls, with distinct junction with teleoconch. Teleoconch up to 2 whorls, angled at periphery, with strong axial folds, 7-9 on last whorl, fading out on last third of last whorl. Strong spiral cord on periphery, present as nodules at intersections with axial folds on early whorls, becoming continuous on last whorl; 2 more cords on base of last whorl. Aperture oval, without canals, inner lip separated from previous whorl; outer lip with strong varix externally. Colour chocolate-brown when alive, fading to orange-brown or fawn in empty shells.

Size: Adult shells 1.5-2.1 mm in length.

Distribution: Endemic to Australia: Noosa Heads, Queensland, southwards to Malacoota, Victoria.

Habitat: Lives on algae in the lowest littoral and shallow sublittoral (Ponder, 1985), probably feeding on foraminiferans. Rare alive, more common as empty shells in beach washup.

Fig. 1: Kurnell, Botany Bay, Sydney, NSW (C.422081)

Fig. 2: Figure from Hedley (1906)

 


Copyright Des Beechey 2014