Metalycaeus satsumanus laevicervix (Pilsbry & Y. Hirase, 1904)

Alycaeus laevicervix Pilsbry & Y. Hirase, 1904c: 618.

Chamalycaeus satsumanus laevicervix - Minato 1988: 14.

Metalycaeus satsumanus laevicervix - Páll-Gergely and Asami 2017: 4.

Type locality.

"Kuchinoerabushima, Ōsumi” .

Material examined.

Kuchinoerabushima, leg. Hirase, 1904, ANSP 87699 (1 syntype, photographs examined); label on the right: 大隅永良部嶋 (Osumi, Erabu-jima = Osumi, Erabu Island), label on the left: 大隅永良部島 is corrected by insertion as 大隅口之永良部島 (Osumi, Kuchinoerabu-jima = Osumi, Kuchinoerabu Island), Hirase coll., NSMT-Mo 2053 (3 shells).

Remarks.

Protoconch moderately elevated, rather roughly granulated, the granules are arranged into spiral lines on the last 0.25-0.5 of whorl; R2 with ca. 15 ribs.