Vannuccia hirutai Tajika, 1981 | Jul 31, 1978 | | | Die Insel Rebun. Die Küste Motoji. Zahlreiche Expl. |
Vannuccia hirutai Tajika, 1981 | Aug 1, 1978 | | | Die Insel Rebun. Die Küste Shirahama. Zahlreiche Expl. |
Vannuccia tripapillosa Tajika, 1977 | Jul 31, 1978 | | | Die Küste Motoji (die Insel Rebun). Zahlreiche Expl. |
Polycelis (Polycelis) sapporo (Ijima & Kaburaki, 1916) | 1974 or earlier | | | North Hokkaido including the Okhotsk seaboard district. Rebun Islands. |
Polycelis schmidti (Zabusov, 1916) | 1974 or earlier | | | North Hokkaido including the Okhotsk seaboard district. Rebun Islands. |
Dugesia japonica Ichikawa & Kawakatsu, 1964 | 1974 or earlier | | | North Hokkaido including the Okhotsk seaboard district. Rishiri and Rebun Islands on the Sea of Japan. |