Specimen collected by Killeen/Light from Ille-et-Vilaine, Brittany. 48o38.4'N 02o04.2'W (30/3/1998). Height = 8mm.
<em>Parvicardium scabrum</em> (Philippi, 1844)
Locally common. Distributed from Norway to Morocco and into the Mediterranean.
Burrows in mud, sand, muddy sand, muddy gravel, shell gravel and occasionally amongst the roots of small algae such as Corallina. Lower shore to over 100m.
Up to 8mm long, 7mm high, 5.5mm across, oval-trangular, not skewed, umbones almost central, less plump than the proceding species, heavier for its size, more or less keeled.