EXPLANATION OF PLATE XIV. 
Figure 1. QvuADRULA COccINEA Lea. 
‘- 2. LaAMPSILIS IRIS Lea. 
3. Unio cipBosus Barnes. 2 
‘* 4, UNto cipsposus Barnes. ~ 
5. OBLIQUARIA REFLEXA Rafinesque. 
3{ natural diameter. 
