Amphidesma protextum Conrad, 1841, [Basis of the current name] Range: 35°N to 25°N; 97°W to 76°W Depth: 0 to 40 m Maximum Reported Size: 10 mm Distribution: USA: North Carolina, Florida: Florida Keys; USA: Texas References: Mikkelsen & Bieler (2004) S; Odé (1984a) dW Combining Genera: Abra Egeta Sportella Syndosmya
Saxicava fragilis Holmes, 1859, [Synonym] References: Dall (1900) s
Hiatella lancea H. C. Lea, 1845, [Synonym] References: Dall (1900) s