Distribution of Pyganodon grandis (Giant Floater) specimens in the ISM Collections |
Pyganodon grandis (Giant Floater) Records for Menard County, Illinois- Catalog Number 673778
- Collector: Parmalee
Date: 1953
Drainage/Water body: Sangamon - Catalog Number 673786
- Collector: Parmalee
Date: 1953
Drainage/Water body: Sangamon
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