Dicharax (?) kiuchii (Minato & Abe, 1982)
Cipangocharax kiuchii Minato & Abe, 1982: 200-202, figs 1-8.
Cipangocharax kiuchii - Azuma 1982: 13; Minato 1988: 17; Minato 1993: 1, figs 1, 7.
Type locality.
"Near Toogen cave, Mt. Hizuka, Takano, Kisawa-son, Naga-gun, Tokushima-ken, Japan".
Material examined.
NSMT-Mo 59545 (holotype); 徳島縣 1那賀郡木沢村高野 (Tokushima-ken, Naka-gun, Kisawa-son, Takano = Tokushima Prefecture, Naka County, Kisawa Village, Takano), Sakurai coll., NSMT-Mo 79093 (3 shells).
Remarks.
Protoconch similar to that of biexcisus ; R2 with 16, widely spaced, low, blunt ribs; spaces as wide as or slightly wider (at the edge of the body whorl) than individual ribs; in the case of the three shells in the Sakurai collection some of the ribs on R2 are joined to the neighbouring ones near the tube; no spiral lines visible on R1. Operculum relatively slim with low outer belt and without nipple (see also original description).