Cyclas sulculosa Prime, 1865 (original description (unavailable nomenclaturally))
Cyrena dakotensis Meek & Hayden, 1865 † accepted as
Cyrena arenarea (Meek & Hayden, 1857) † accepted as
Corbicula arenarea (Meek & Hayden, 1857) † (original description)
Pisidium jamaicense Prime, 1865 (original description)
Pisidium ultramontanum Prime, 1865 accepted as
Euglesa ultramontana (Prime, 1865) (original description)
Pisidium virginicum [sensu Prime, 1865] accepted as
Pisidium dubium (Say, 1817) (additional source)
Sphaerium contractum Prime, 1865 accepted as
Musculium transversum (Say, 1829) accepted as
Sphaerium transversum (Say, 1829) (original description)
Sphaerium cubense Prime, 1865 accepted as
Eupera cubensis (Prime, 1865) (original description)
Sphaerium parvulum Prime, 1865 accepted as
Eupera parvula (Prime, 1865) (original description)
Sphaerium sphaericum (Prime, 1853) accepted as
Musculium securis (Prime, 1852) accepted as
Sphaerium securis (Prime, 1852) (new combination reference)
Sphaerium viridans Prime, 1865 accepted as
Eupera viridans (Prime, 1865) (original description)
Sphaerium viridante Prime, 1865 accepted as
Sphaerium viridans Prime, 1865 accepted as
Eupera viridans (Prime, 1865) (original description)
Authority
Name attributed by Prime to Morelet. [details]
Type locality
"At the mouth of the Big Sioux or Dakotah River. Dakotah group of the Nebraska and Dakotah cretaceous series" ... [details]