A beautiful specimen of Acrosterigma biradiatum (Bruguière, 1789) from Labuan Bajo, Sumbawa, Indonesia.

This attractive cardiid has a clean cream-white exterior highlighted by warm orange-brown markings arranged across the sculptured shell. The interior shows soft pink, lavender, and peach coloration, making this a particularly colorful specimen with both valves present.

Specimen Data

Family: Cardiidae
Species: Acrosterigma biradiatum
Author: (Bruguière, 1789)
Location: Labuan Bajo, Sumbawa, Indonesia
Method: Taken by local fisherman by diving
Depth: 5–10 meters
Date: July 2026
Measures: 41.38 mm
Original Grade: F++

Condition

Very nice collector specimen with both valves present. Attractive exterior pattern and especially nice interior coloration. Minor natural imperfections may be present. Please review all photographs carefully for exact condition.

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Tortugas Shell Collection

A quality worldwide collector specimen offered by Tortugas Shell Collection. Original collection information will remain with the specimen.