Facts
Physical
characteristics
-Height: 1.7 mm
-Diameter: 4.2 mm
-Umbilicus diameter: 2.1 mm
-Contain five to six whorls
-Slightly convex shell
(Hubricht
1962)
Helicodiscus shimeki was named after the late Bohwiel Shinek of Iowa City, Iowa
Only 2.5% of all land snails are found in North America (Solem, 1984).