Part I. 



Density distributions for unionid species from Sylvan 



Slough (RM 485.8), Case-IH (RM 488.6), and 



Illiniwek (RM 492.4), 1994-95. 



Description Page 



Figure C-1 : Amhlema plicata - Threeridge C-3 



Figure C-2 : Megalonaias nodosa - Washboard C-4 



Figure C-3 : Ouadnda quadnda - Mapleleaf C-5 



Figure C-4 : Quadnda pustulos a - Pimpleback C-6 



Figure C-5 : Leptodeafragdis - Fragile papershell C-7 



Figure C-6 : EUipsaria lineolata - Butterfly C-8 



Figure C-7 : Obliquaria reflexa - Threehorn C-9 



Figure C-8 : Tnincdla tnincata - Deertoe C-10 



Figure C-9 : Tnincdla donaciformis - Fawnsfoot C-11 



Page C-2 



Whitney et al, Unionid Survey - Pool 15 UMR 



