Cyclas elliptica Prime, 1869 accepted as
Sphaerium simile (Say, 1817) (original description (unavailable nomenclaturally))
Cyclas errans Prime, 1869 accepted as
Pisidium conventus Clessin, 1877 accepted as
Conventus conventus (Clessin, 1877) (original description (unavailable nomenclaturally))
Cyclas quercus Prime, 1869 (original description (unavailable nomenclaturally))
Cyclas rugosa Prime, 1869 (original description (unavailable nomenclaturally))
Pisidium grande Prime, 1869 accepted as
Pisidium variabile Prime, 1852 accepted as
Euglesa variabilis (Prime, 1852) (original description (unavailable nomenclaturally))
Pisidium harfordianum Prime, 1869 accepted as
Pisidium casertanum (Poli, 1791) accepted as
Euglesa casertana (Poli, 1791) (original description (unavailable nomenclaturally))
Pisidium palustre Prime, 1869 accepted as
Pisidium variabile Prime, 1852 accepted as
Euglesa variabilis (Prime, 1852) (original description (unavailable nomenclaturally))
Sphaerium cooperianum Prime, 1869 (original description (unavailable nomenclaturally))
Sphaerium ovatum Prime, 1869 (original description (unavailable nomenclaturally))