Anodonta arkansensis I. Lea, 1852 accepted as Strophitus undulatus (Say, 1817) (original description)
Anodonta californiensis I. Lea, 1852 (original description)
Anodonta denigrata I. Lea, 1852 accepted as Anodontoides denigratus (I. Lea, 1852) (original description)
Anodonta linnaena I. Lea, 1852 accepted as Pyganodon grandis (Say, 1829) (original description)
Anodonta oblita I. Lea, 1852 accepted as Anodontoides ferussacianus (I. Lea, 1834) (original description)
Anodonta opaca I. Lea, 1852 accepted as Pyganodon grandis (Say, 1829) (original description)
Anodonta schroeteriana I. Lea, 1852 accepted as Tamsiella schroeteriana (I. Lea, 1852) (original description)
Anodonta shaefferiana I. Lea, 1852 accepted as Strophitus undulatus (Say, 1817) (original description)
Anodonta tortilis I. Lea, 1852 accepted as Anodontites tortilis (I. Lea, 1852) (original description)
Anodonta virens I. Lea, 1852 accepted as Pyganodon grandis (Say, 1829) (original description)
Epioblasma stewardsonii (I. Lea, 1852) (original description)
Quadrula keineriana (I. Lea, 1852) accepted as Rotundaria kieneriana (I. Lea, 1852) accepted as Cyclonaias kieneriana (I. Lea, 1852) accepted as Pustulosa kieneriana (I. Lea, 1852) (original description)
Unio affinis I. Lea, 1852 accepted as Lampsilis straminea (Conrad, 1834) (original description)
Unio barrattii I. Lea, 1852 accepted as Elliptio icterina (Conrad, 1834) (original description)
Unio buxeus I. Lea, 1852 accepted as Elliptio congaraea (I. Lea, 1831) (original description)
Unio clarkianus I. Lea, 1852 accepted as Hamiota altilis (Conrad, 1834) (original description)
Unio concavus I. Lea, 1852 accepted as Villosa delumbis (Conrad, 1834) (original description)
Unio cuvierianus I. Lea, 1852 accepted as Elliptio complanata ([Lightfoot], 1786) (original description)
Unio decoratus I. Lea, 1852 accepted as Lasmigona decorata (I. Lea, 1852) (original description)
Unio floridensis I. Lea, 1852 accepted as Lampsilis floridensis (I. Lea, 1852) (original description)
Unio forbesianus I. Lea, 1852 accepted as Elliptio congaraea (I. Lea, 1831) (original description)
Unio fraternus I. Lea, 1852 accepted as Elliptio fraterna (I. Lea, 1852) (original description)
Unio gibbesianus I. Lea, 1852 accepted as Elliptio congaraea (I. Lea, 1831) (original description)
Unio hanleyianus I. Lea, 1852 accepted as Pleurobema hanleyianum (I. Lea, 1852) (original description)
Unio hebes I. Lea, 1852 accepted as Uniomerus carolinianus (Bosc, 1801) (original description)
Unio ineptus I. Lea, 1852 accepted as Uniomerus carolinianus (Bosc, 1801) (original description)
Unio ingallsianus I. Lea, 1852 accepted as Ensidens ingallsianus (I. Lea, 1852) (original description)
Unio keinerianus I. Lea, 1852 accepted as Unio kienerianus I. Lea, 1852 accepted as Cyclonaias kieneriana (I. Lea, 1852) accepted as Pustulosa kieneriana (I. Lea, 1852) (original description)
Unio kienerianus I. Lea, 1852 accepted as Cyclonaias kieneriana (I. Lea, 1852) accepted as Pustulosa kieneriana (I. Lea, 1852) (original description)
Unio kleinianus I. Lea, 1852 accepted as Rotundaria kleiniana (I. Lea, 1852) accepted as Cyclonaias kleiniana (I. Lea, 1852) accepted as Pustulosa kleiniana (I. Lea, 1852) (original description)
Unio lamarckianus I. Lea, 1852 accepted as Cyprogenia aberti (Conrad, 1850) (original description)
Unio lazarus I. Lea, 1852 accepted as Elliptio arctata (Conrad, 1834) (original description)
Unio luridus I. Lea, 1852 accepted as Elliptio arca (Conrad, 1834) (original description)
Unio merus I. Lea, 1852 accepted as Fusconaia masoni (Conrad, 1834) (original description)
Unio moussonianus I. Lea, 1852 accepted as Elliptio congaraea (I. Lea, 1831) (original description)
Unio nigellus I. Lea, 1852 accepted as Elliptio nigella (I. Lea, 1852) (original description)
Unio nigerrimus I. Lea, 1852 accepted as Leaunio lienosus caliginosus (I. Lea, 1845) (original description)
Unio nigrinus I. Lea, 1852 accepted as Villosa vibex (Conrad, 1834) (original description)
Unio nux I. Lea, 1852 accepted as Pleurobema perovatum (Conrad, 1834) (original description)
Unio oregonensis I. Lea, 1852 accepted as Nephronaias oregonensis (I. Lea, 1852) (original description)
Unio perstriatus I. Lea, 1852 accepted as Elliptio arctata (Conrad, 1834) (original description)
Unio placitus I. Lea, 1852 accepted as Hamiota perovalis (Conrad, 1834) (original description)
Unio powellii I. Lea, 1852 accepted as Lampsilis powellii (I. Lea, 1852) (original description)
Unio prevostianus I. Lea, 1852 accepted as Villosa vibex (Conrad, 1834) (original description)
Unio proximus I. Lea, 1852 accepted as Villosa delumbis (Conrad, 1834) (original description)
Unio pygmaeus I. Lea, 1852 accepted as Lasmigona subviridis (Conrad, 1835) (original description)
Unio reeveianus I. Lea, 1852 accepted as Lampsilis reeveiana (I. Lea, 1852) (original description)
Unio rufusculus I. Lea, 1852 accepted as Elliptio congaraea (I. Lea, 1831) (original description)
Unio rumphianus I. Lea, 1852 accepted as Quadrula rumphiana (I. Lea, 1852) accepted as Quadrula quadrula (Rafinesque, 1820) (original description)
Unio sagittiformis I. Lea, 1852 accepted as Elliptio lanceolata (I. Lea, 1827) (original description)
Unio satur I. Lea, 1852 accepted as Lampsilis satura (I. Lea, 1852) (original description)
Unio sordidis I. Lea, 1852 accepted as Unio sordidus I. Lea, 1852 accepted as Elliptio congaraea (I. Lea, 1831) (original description)
Unio sordidus I. Lea, 1852 accepted as Elliptio congaraea (I. Lea, 1831) (original description)
Unio succissus I. Lea, 1852 accepted as Cyclonaias succissa (I. Lea, 1852) accepted as Pustulosa pustulosa (I. Lea, 1831) (original description)
Unio troschelianus I. Lea, 1852 accepted as Pleurobema georgianum (I. Lea, 1841) (original description)
Unio tuomeyi I. Lea, 1852 accepted as Elliptio cylindracea Frierson, 1927 accepted as Elliptio icterina (Conrad, 1834) (original description)
Unio whiteianus I. Lea, 1852 accepted as Elliptio icterina (Conrad, 1834) (original description)