Dicharax (?) purus (Pilsbry & Y. Hirase, 1904)
Alycaeus purus Pilsbry & Y. Hirase, 1904c: 617.
Chamalycaeus purus - Minato 1988: 12.
Type locality.
"Tokunoshima, Ōsumi” .
Material examined.
ANSP 87683 (1 syntype, photographs examined).
Remarks.
Protoconch low, moderately glossy; R1 with low riblets, R2 with denser, blunt ribs, which are connected to each other near the tube.