Part III. 



Illiniwek (RM 492.4) 



Description Page 



Figure E-5 : Frequency histograms of density at age for selected unionid E-13 



species from Illiniwek (HM 492.4), 1994-95. 

 Table E-5 : Density distributions based on estimated age for selected E-14 



unionid species from Illiniwek (RM 492.4), 1994-95. 



Species: Scientific - Common (Abbreviation) 



Amblema plicata - Threeridge (AmPl) 



Megalonaias nervosa - Washboard (MeNe) 

 Ouadnda quadnda - Mapleleaf (QuQu) 

 Quadrula metanevra - Monkeyface (QuMe) 

 Quadnda piistidosa - Pimpleback (QuPu) 

 Ellipsaria lineolata - Butterfly (ElLi)' 

 Obliquaria reflexa - Threehom (ObRe)^ 



' - were not aged in 1994-95 survey, age calculated from shell length using age/length regression 

 equations from 1987, 



Page E-12 



Whitney et al-, Unionid Survey - Reach UMR 



