Potamilus ohiensis, Unionidae (freshwater mussels)
Widespread and common in large rivers and streams with swift currents along Mississippi River watershed. Oblong/ovate, with thin, fragile shell. Large wing on posterior side behind umbo (these were mostly broken off by the time shells were collected). Nacre is pink to purple with pronounced iridescence.
if he doesn’t look at you like this, he’s not the one.
Dang, we were never presented with this backdrop option when we went to Color Classics…