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Oshima-hanto (Watari Shima, Oshima Peninsula), Japan
latitude: 42
longitude: 140.5
Precision of location: Alexandria Digital Library (with NGA GNDB data)
Site Named Here: By name of sea, gulf, or country named in source publication
| Polycelis auriculata | 1974 or earlier | South and Central Hokkaido (seaboard and the Lake Onuma districts in the Oshima Peninusula, northeastern part of the Lake Shikotsu-ko district, the Erimo Cape, the Hidaka Mountains, the Mts. Daisetsu district and the southern part Kitami Mts.) | ||
| Polycelis sapporo | 1974 or earlier | South and Central Hokkaido (seaboard and the Lake Onuma districts in the Oshima Peninusula, northeastern part of the Lake Shikotsu-ko district, the Erimo Cape, the Hidaka Mountains, the Mts. Daisetsu district and the southern part Kitami Mts.) | ||
| Phagocata vivida | 1974 or earlier | South and Central Hokkaido (seaboard and the Lake Onuma districts in the Oshima Peninusula, northeastern part of the Lake Shikotsu-ko district, the Erimo Cape, the Hidaka Mountains, the Mts. Daisetsu district and the southern part Kitami Mts.) | ||
| Dugesia japonica | 1974 or earlier | South and Central Hokkaido (seaboard and the Lake Onuma districts in the Oshima Peninusula, northeastern part of the Lake Shikotsu-ko district, the Erimo Cape, the Hidaka Mountains, the Mts. Daisetsu district and the southern part Kitami Mts.) |