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Rock Bridge, Missouri, USA
latitude: 38.872536
longitude: -92.326019
Precision of location: Alexandria Digital Library (with USGS GNIS data)
Site Named Here: By name of site (or city, etc.)
| Macrocotyla glandulosa | Apr 30, 1955 | from a stream below the outlet of a cave at Rock Bridge, 5 miles south of Columbia, Missouri. |