Family Caecidae
Caecum multicostatum
(de Folin, 1867)
Multicostate Caecum
Shell size to 2 mm; shell tubular, moderately curved, diameter constant. Sculpture of longitudinal cordlets as wide as interspaces. Aperture with ring-lke varices. Apical plug (septum) hemispheric. Mucro blunt, projecting slightly to left side. Color translucent-white. This is a scanning electron microscope (SEM) image.