Rafinesque, 1819 – North America
Elliptio dilatata (Rafinesque, 1820)
INHS 8505. Big Kilbuck Creek, Madison County, Indiana.
Type Species: Unio (Elliptio) nigra Rafinesque, 1819
Remarks: The date on this genus need to be verified. I have seen it listed as both 1819 and 1820 [KSC 3/99]