Achatina striata I. Lea, 1841 (original description)
Achatina turbinata I. Lea, 1841 accepted as Lignus turbinatus (I. Lea, 1841) (original description)
Amnicola orbiculata I. Lea, 1841 accepted as Amnicola limosus (Say, 1817) (original description)
Amnicola parva I. Lea, 1841 accepted as Amnicola limosus (Say, 1817) (original description)
Anculosa carinata I. Lea, 1841 accepted as Leptoxis carinata (Bruguière, 1789) (original description)
Anculosa dentata I. Lea, 1841 accepted as Leptoxis carinata (Bruguière, 1789) (original description)
Anculosa gibbosa I. Lea, 1841 accepted as Leptoxis praerosa (Say, 1821) (original description)
Anculosa troostiana I. Lea, 1841 accepted as Leptoxis dilatata (Conrad, 1835) (original description)
Anculosa variabilis I. Lea, 1841 accepted as Leptoxis carinata (Bruguière, 1789) (original description)
Anodonta globosa I. Lea, 1841 accepted as Pyganodon grandis (Say, 1829) (original description)
Anodonta montezuma I. Lea, 1841 accepted as Anodontites montezuma (I. Lea, 1841) (original description)
Carocolla edgariana I. Lea, 1841 accepted as Stenotrema edgarianum (I. Lea, 1841) (original description)
Helix tennesseensis I. Lea, 1841 accepted as Mesodon elevatus (Say, 1821) (original description)
Io tenebrosa I. Lea, 1841 accepted as Io fluvialis (Say, 1825) (original description)
Lymnea bulimoides I. Lea, 1841 accepted as Galba bulimoides (I. Lea, 1841) (original description)
Lymnea casta I. Lea, 1841 accepted as Pseudosuccinea columella (Say, 1817) (original description)
Lymnea coarctata I. Lea, 1841 accepted as Pseudosuccinea columella (Say, 1817) (original description)
Lymnea curta I. Lea, 1841 accepted as Galba parva (I. Lea, 1841) (original description)
Lymnea exigua I. Lea, 1841 accepted as Galba exigua (I. Lea, 1841) (original description)
Lymnea fusiformis I. Lea, 1841 accepted as Catascopia catascopium (Say, 1817) accepted as Ladislavella catascopium (Say, 1817) (original description)
Lymnea griffithiana I. Lea, 1841 accepted as Galba humilis (Say, 1822) (original description)
Lymnea kirtlandiana I. Lea, 1841 accepted as Catascopia elodes (Say, 1821) accepted as Ladislavella elodes (Say, 1821) (original description)
Lymnea nuttalliana I. Lea, 1841 accepted as Galba humilis (Say, 1822) (original description)
Lymnea parva I. Lea, 1841 accepted as Galba parva (I. Lea, 1841) (original description)
Lymnea philadelphica I. Lea, 1841 accepted as Galba humilis (Say, 1822) (original description)
Lymnea planulata I. Lea, 1841 accepted as Galba humilis (Say, 1822) (original description)
Lymnea plica I. Lea, 1841 accepted as Galba exigua (I. Lea, 1841) (original description)
Lymnea rubella I. Lea, 1841 accepted as Pseudisidora rubella (I. Lea, 1841) (original description)
Lymnea rustica I. Lea, 1841 accepted as Galba rustica (I. Lea, 1841) (original description)
Lymnea strigosa I. Lea, 1841 accepted as Pseudosuccinea columella (Say, 1817) (original description)
Paludina obtusa I. Lea, 1841 accepted as Fontigens nickliniana (I. Lea, 1838) (original description)
Paludina regularis I. Lea, 1841 accepted as Campeloma regulare (I. Lea, 1841) (original description)
Paludina troostiana I. Lea, 1841 accepted as Viviparus intertextus (Say, 1829) accepted as Callinina intertexta (Say, 1829) (original description)
Physa hildrethiana I. Lea, 1841 accepted as Physella gyrina (Say, 1821) (original description)
Physa inflata I. Lea, 1841 accepted as Haitia acuta (Draparnaud, 1805) accepted as Physella acuta (Draparnaud, 1805) (original description)
Physa troostensis I. Lea, 1841 accepted as Physella gyrina (Say, 1821) (original description)
Planorbis bellus I. Lea, 1841 accepted as Planorbella trivolvis (Say, 1817) (original description)
Planorbis buchanensis I. Lea, 1841 accepted as Planorbis buchananii I. Lea, 1841 accepted as Dilatata dilatata (A. Gould, 1841) accepted as Menetus dilatatus (A. Gould, 1841) (original description)
Planorbis regularis I. Lea, 1841 accepted as Planorbella trivolvis (Say, 1817) (original description)
Succinea aurea I. Lea, 1841 accepted as Mediappendix vermeta (Say, 1829) (original description)
Succinea candeana I. Lea, 1841 (original description)
Succinea gracilis I. Lea, 1841 (original description)
Succinea inflata I. Lea, 1841 accepted as Succinea campestris Say, 1817 (original description)
Succinea nuttalliana I. Lea, 1841 accepted as Oxyloma nuttalliana (I. Lea, 1841) accepted as Oxyloma nuttallianum (I. Lea, 1841) (original description)
Succinea oregonensis I. Lea, 1841 (original description)
Succinea totteniana I. Lea, 1841 accepted as Succinea (Novisuccinea) ovalis Say, 1817 accepted as Novisuccinea ovalis (Say, 1817) (original description)
Succinea wardiana I. Lea, 1841 accepted as Mediappendix vermeta (Say, 1829) (original description)
Unio bigbyensis I. Lea, 1841 accepted as Pleuronaia barnesiana (I. Lea, 1838) (original description)
Unio callosus I. Lea, 1841 accepted as Sphenonaias callosa (I. Lea, 1841) (original description)
Unio crocatus I. Lea, 1841 accepted as Leptodea ochracea (Say, 1817) accepted as Atlanticoncha ochracea (Say, 1817) (original description)
Unio duttonianus I. Lea, 1841 accepted as Elliptio lanceolata (I. Lea, 1827) (original description)
Unio georgianus I. Lea, 1841 accepted as Pleurobema georgianum (I. Lea, 1841) (original description)
Unio rajahensis I. Lea, 1841 accepted as Parreysia rajahensis (I. Lea, 1841) (original description)
Unio sapotalensis I. Lea, 1841 accepted as Actinonaias sapotalensis (I. Lea, 1841) (original description)
Unio tecomatensis I. Lea, 1841 accepted as Cyrtonaias tampicoensis (I. Lea, 1838) (original description)

Liberia for Achatina turbinata I. Lea, 1841 
Mexico for Unio sapotalensis I. Lea, 1841 
Tennessee for Melania acutocarinata I. Lea, 1841