Yang-dong (Yangdeog), P’yŏngan-namdo, North Korea
latitude: 39.687778     39°41'16"N
longitude: 125.919167     125°55'9"E
[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 Okugawa, 1939 | 1939 or earlier | |||
| Dugesia gonocephala (Duges, 1830) | 1938 or earlier | Yangdoeg, Pyeongan Nam Do (Tu's data) | 
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