EXPLANATION OF PLATE III. 
Figure 1. ANODONTA GRANDIS Say. <j 
‘« 2. ANODONTA FOOTIANA Lea. Q 
3. ANODONTA FOOTIANA Lea. <j 
‘* 4. ANODONTA FooTIANA Lea. Juvenile. 
5. STROPHITUS PAVONIUS Lea. 
6. ANODONTOIDES FERUSSACIANUS Lea. Juvenile. 
3 natural diameter. 
