Collecting site
Amurskaya Oblast (Amur Oblast, Amurgebiet), Russia
latitude: 54     54°0'0"N
longitude: 128     128°0'0"E
[Precision of location: Alexandria Digital Library (with NGA GNDB data)] 
[Site Named Here by name of island, bay, strait, lake, river, or stream, etc., named in source publication] 
Collected here:
| Castrada (Castrada) hofmanni Braun, 1885 | 1908 or earlier |  |  | Amurgebiet. | 
| Rhynchomesostoma rostratum (Müller, 1774) | 1950 or earlier |  |  |  | 
| Phaenocora unipunctata (Ørsted, 1843) | 1950 or earlier |  |  |  | 
| Microstomum lineare (Müller, 1773) | 1950 or earlier |  |  | Siberien u. Amurgebiet. (Nasonov 1950[?]) | 
| Microdalyellia triseriata Beklemischev, 1950 | Jun 19, 1937 |  |  | Ostasien, Amurgebiet, überschwemmte Uferwiesen am Amur, Chabarovsk gegenüber. | 
| Gieysztoria cuspidata (Schmidt, 1861) | 1950 or earlier |  |  | Amurgebiet, Dschalinda, an der Mündung des Fl. Never in den Amur, überschwemmte Wiese. |