07 Pusillina inconspicua

07 Pusillina inconspicua

Exterior grooves show as white lines inside aperture (1). Costae and grooves on exterior (2). Weak reticulation (3) created by spiral striae crossing inconspicuous costae. H. 1.6 mm (upper specimen) & 2.1 mm (lower).  Herm, Channel Islands, Leg. coll. J.M. Light.