peristome denticulate with an elegant corona of small square pores and short conical thorns.
peristome with a coronet of fifteen to twenty parallel and vertical triangular lamellar feet, nearly as long as the thorax.
peristome with nine short, triangular, pointed, convergent feet.
peristome constricted, with six divergent cylindrical, irregularly curved feet, twice to three times as long as the shell.
The mouth is small and situated in the hollow of the peristome near the left border.
The peristome bears a double marginal ring of divergent conical spines, the upper being directed upwards, the lower downwards.
peristome two-thirds as broad as the fourth joint, with twelve to fifteen triangular, convergent teeth.
From the peristome descend five stout conical feet, which are slightly curved and divergent, nearly as long as the shell.
peristome small, constricted with a corona of numerous radial feet.
Outer coronal of the peristome with twelve to fifteen short, divergent feet, inner with as many convergent, longer feet.