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Illinois River, Illinois, USA
latitude: 38.970001
longitude: -90.454002
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
| Planaria gonocephala | 1894-1895 | 11,664b, Station C; 13,069, Station C. | ||
| Mesostoma ehrenbergii | 1894-1895 | No. 13,521, Station L; No. 13,626, Illinois River. | ||
| Dendrocoelum lacteum | 1894-1895 | Station C; 13,166, small pool on sandy margin of Thompson's Lake near Station G. |