Lake St. Clair (Claire), Michigan, USA
latitude: 42.417     42°25'1.2"N
longitude: -82.667     82°40'1.2"W
[Precision of location: Alexandria Digital Library (with USGS GNIS data)] 
[Site Named Here by name of island, bay, strait, lake, river, or stream, etc., named in source publication] 
| Dugesia tigrina (Girard, 1850) | 1894 or earlier | |||
| Dalyellia armigera Schmidt, 1861 | 1913 or earlier | 
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