This species lives as kleptocommensal on the tube of the serpulid Serpula narconensis Baird, 1865
Schiaparelli, S.; Cattaneo, V. R.; Chiantore, M. (2000). Adaptive morphology of Capulus subcompressus Pelseneer, (Gastropoda: Capulidae) from Terra Nova Bay, Ross Sea (Antarctica). <em>Polar Biology.</em> 23(1): 11-16.