Polyplectropus sp. aff. nocturnus
Polyplectropus sp. aff. nocturnus
Polyplectropus sp. aff. nocturnus: Katsuma, 2016, 48, Honshu (Ibaraki).
Remarks. This species is very similar to Polyplectropus nocturnus Arefina 1996, but the genitalic structure is slightly different from that of the latter (Katsuma 2016).