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Yang-dong (Yangdeog), P’yŏngan-namdo, North Korea
latitude: 39.687778
longitude: 125.919167
Precision of location: Listed in reference
Site Named Here: By name of island, bay, strait, lake, river, or stream, etc., named in source publication
| Phagocata miyadii | 1939 or earlier | |||
| Dugesia gonocephala | 1938 or earlier | Yangdoeg, Pyeongan Nam Do (Tu's data) |