Abra aequalis (Say, 1822) (additional source)
Abra subreflexa jacksonensis Mansfield, 1932 † (original description)
Aligena aequata (Conrad, 1843) † (basis of record)
Alveinus micculus J. A. Gardner, 1926 † (basis of record)
Amusium mortoni (Ravenel, 1844) † (basis of record)
Anomia simplex A. d'Orbigny, 1853 (additional source)
Arca (Arca) occidentalis R. A. Philippi, 1847 represented as Arca occidentalis R. A. Philippi, 1847 accepted as Arca zebra Swainson, 1833 (basis of record)
Arca (Noetia) incile Say, 1824 † represented as Noetia incile (Say, 1824) † (basis of record)
Asaphis centenaria (Conrad, 1833) † (basis of record)
Astarte (Ashtarotha) floridana Dall, 1903 † accepted as Ashtarotha floridana (Dall, 1903) † (additional source)
Astarte (Ashtarotha) floridana leonensis Mansfield, 1932 † accepted as Ashtarotha floridana leonensis (Mansfield, 1932) † (original description)
Astarte (Ashtarotha) glenni jacksonensis Mansfield, 1932 † accepted as Ashtarotha glenni jacksonensis (Mansfield, 1932) † (original description)
Barbatia (Calloarca) leonensis Mansfield, 1932 † (original description)
Barbatia (Plagiarca) carolinensis floridana Mansfield, 1932 † (original description)
Callocardia (Agriopoma) rubisiniana Mansfield, 1932 † (original description)
Callocardia (Agriopoma) sayana (Conrad, 1833) (basis of record)
Cardium (Trigoniocardia) deadenense Mansfield, 1932 † (original description)
Chama congregata Conrad, 1833 (additional source)
Chama striata Emmons, 1858 † (additional source)
Chione (Chione) cortinaria (Rogers, 1837) † represented as Chione cortinaria (Rogers, 1837) † (basis of record)
Chione (Chione) erosa Dall, 1903 † represented as Chione erosa Dall, 1903 † (basis of record)
Chione (Chione) procancellata Mansfield, 1932 † represented as Chione procancellata Mansfield, 1932 † (original description)
Corbula (Corbula) waltonensis rubisiniana Mansfield, 1932 † represented as Corbula waltonensis rubisiniana Mansfield, 1932 † (original description)
Crassinella acuta (Dall, 1903) † (basis of record)
Crassinella dupliniana (Dall, 1903) † (additional source)
Crassinella lunulata (Conrad, 1834) (additional source)
Crassinella waltoniana Mansfield, 1932 † (original description)
Crenella duplinensis waltoniana Mansfield, 1932 † (original description)
Cyclinella tenuis (Récluz, 1852) (additional source)
Diplodonta acclinis (Conrad, 1832) † (basis of record)
Diplodonta caloosaensis Dall, 1900 † (additional source)
Diplodonta ochlockoneensis Mansfield, 1932 † (original description)
Diplodonta waltonensis Mansfield, 1916 † (basis of record)
Divaricella quadrisulcata (A. d'Orbigny, 1846) accepted as Divalinga quadrisulcata (A. d'Orbigny, 1846) (additional source)
Divaricella waltonia J. A. Gardner, 1926 † (basis of record)
Donax fossor Say, 1822 (additional source)
Dosinia (Dosinidia) acetabulum (Conrad, 1832) † represented as Dosinia acetabulum (Conrad, 1832) † (basis of record)
Dosinia (Dosinidia) acetabulum blountana Mansfield, 1932 † (original description)
Dosinia (Dosinidia) acetabulum obliqua Dall, 1903 † (basis of record)
Dosinia (Dosinidia) elegans (Conrad, 1843) represented as Dosinia elegans (Conrad, 1843) accepted as Dosinia concentrica (Born, 1778) (basis of record)
Ensis directus (Conrad, 1844) † (additional source)
Ervilia lata Dall, 1898 † (additional source)
Gemma magna Dall, 1903 † (additional source)
Gemma ovata Mansfield, 1932 † (original description)
Glycymeris americana (DeFrance, 1826) (additional source)
Glycymeris subovata (Say, 1824) † (basis of record)
Hindsiella carolinensis coensis Mansfield, 1932 † (original description)
Macoma alumensis Dall, 1900 † (basis of record)
Macoma gardnerae Mansfield, 1932 † (original description)
Macoma virginiana coensis Mansfield, 1932 † (original description)
Mulinia congesta (Conrad, 1833) † (basis of record)
Nucula proxima Say, 1822 (additional source)
Nucula taphria Dall, 1898 † (additional source)
Ostrea disparilis Conrad, 1840 † (basis of record)
Ostrea sculpturata Conrad, 1840 † (additional source)
Pandora (Clidiophora) crassidens Conrad, 1838 † represented as Pandora crassidens Conrad, 1838 † (basis of record)
Parastarte triquetra (Conrad, 1846) (additional source)
Pecten (Pecten) macdonaldi Olsson, 1922 † represented as Pecten macdonaldi Olsson, 1922 † accepted as Leopecten macdonaldi (Olsson, 1922) † (basis of record)
Placunanomia plicata Tuomey & Holmes, 1855 † (basis of record)
Placunanomia plicata floridana Mansfield, 1932 † (original description)
Plicatula marginata Say, 1824 † (additional source)
Protocardia (Lophocardium) gurabica vaughaniana Mansfield, 1932 † represented as Protocardia gurabica vaughaniana Mansfield, 1932 † (original description)
Protocardia jacksonense Mansfield, 1932 † (original description)
Pteria multangula (H. C. Lea, 1846) † (basis of record)
Semele alumensis Dall, 1900 † (additional source)
Semele alumensis leonensis Mansfield, 1932 † (original description)
Semele bellastriata (Conrad, 1837) (additional source)
Semele carinata (Conrad, 1830) † (basis of record)
Semele coensis Mansfield, 1932 † (original description)
Semele proficua harveyensis Mansfield, 1932 † (original description)
Semele purpurascens (Gmelin, 1791) (additional source)
Spisula (Hemimactra) delumbis (Conrad, 1832) † (basis of record)
Strigilla eutykta J. A. Gardner & Aldrich, 1919 † (basis of record)
Tagelus (Mesopleura) divisus (Spengler, 1794) represented as Tagelus divisus (Spengler, 1794) (basis of record)
Thracia conradi Couthouy, 1839 (additional source)
Transennella caloosana Dall, 1903 † (additional source)
Transennella carolinensis Dall, 1903 † (basis of record)
Trinacria meekii Dall, 1898 † (additional source)
Yoldia tarpaeia Dall, 1898 † (basis of record)
Yoldia waltonensis Mansfield, 1932 † (original description)