"Helix pentodon Menke.
T. umbilicata, conoidea, solida, irregulariter striata; nitidula, albo corneoque variegata; spira conoidea, obtuse; anfr. 6 plani, ultimus acute carinatus, basi convexiusculus, circa umbilicum mediocrem; cylindricum angulatus; columella verticalis; aperture tetragona, dentibus 5 profundis, breviter lamelliformibus coarctata: dentibus 2 in ventre anfractus penultimi, 2 in margine basali, 1 in columellari; perist. Simplex, acutum. – Diam. 9, alt. 7 mill. Habitat ??" (Menke, 1846:128)