1: red-brown V with point near apex of interior.
2: slight threadlike radiating striae.
3: colour faded on dead shell.
4: pattern on central early growth worn away.
5: excentric apex tilted forwards, 18% of shell-length from anterior.
6: anterior profile slightly concave.
7: posterior profile slightly convex.
8: base oval, sometimes widest at posterior.

marinvert.senckenberg.science/image-browse/