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SEMELIDAE |
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Leptomya pura (Angas, 1871) Description: Shell lightweight. Shape
inflated. Umbo on midline; anterior end rounded, posterior end truncate;
shell twisted posteriorly. Exterior smooth dorsally, with fine,
spaced commarginal riblets ventrally. Interior with posterior
muscle scar clearly defined, anterior less so; pallial line and sinus
poorly defined. Hinge as for family. Ligament in two
parts; dorsal part exterior, ventral part attached in triangular pit
behind cardinal tooth. Shell colour white, somewhat translucent. Size: Up to 14 mm in length. Distribution: Known only from Sydney Harbour
and Moreton Bay, Qld. Habitat: Unknown, but assumed to be in sand
or mud. Rare, only about 10 specimens known. Fig. 1: Sydney Harbour, NSW (C.47611) Fig. 2: Syntype 1. Lane Cove River [=
inner Sydney Harbour] (C.13550) |
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