Distribution of Pyganodon grandis (Giant Floater) specimens in the ISM Collections |
Pyganodon grandis (Giant Floater) Records for Whiteside County, Illinois- Catalog Number 673819
- Collector: Parmalee
Date: 1955 Drainage/Water body: Elkhorn Creek - Catalog Number 673866
- Collector: Parmalee
Date: 1955 Drainage/Water body: Rock
|