Distorsio robinsoni Petuch, 1987

    Henning and Hemmen consider this to be a form of Distorsio clathrata (a low-spired variant with an extended parietal sheld). For additional edification: See Type figure of Distorsio ridens (Reeve, 1844)

Distorsio robinsoni Petuch, 1987

Off Recife, Brazil (49 mm.)

(50-85 mm.)