Aequipecten tehuelchus (A. d'Orbigny, 1846) (additional source)
Astarte longirostra A. d'Orbigny, 1846 (additional source)
Barnea lamellosa (A. d'Orbigny, 1841) (additional source)
Berthella patagonica (A. d'Orbigny, 1836) (additional source)
Cardiomya cleryana (A. d'Orbigny, 1846) (additional source)
Chaetopleura isabellei (A. d'Orbigny, 1839) (additional source)
Costoanachis sertulariarum (A. d'Orbigny, 1839) (additional source)
Diplodonta patagonica (A. d'Orbigny, 1844) (basis of record)
Fissurellidea megatrema A. d'Orbigny, 1839 (additional source)
Musculus viator (A. d'Orbigny, 1846) (additional source)
Mytilaster solisianus (A. d'Orbigny, 1846) (additional source)
Notocochlis isabelleana (A. d'Orbigny, 1841) (additional source)
Puncturella conica (A. d'Orbigny, 1841) (basis of record)
Tellina petitiana A. d'Orbigny, 1846 accepted as Ardeamya petitiana (A. d'Orbigny, 1846) (additional source)
Transennella camachoi (Farinati, 1985) (status source)

Argentinean part of the South Atlantic Ocean for Chiton tehuelchus A. d'Orbigny, 1839 
Peruvian Exclusive Economic Zone for Mytilus soleniformis A. d'Orbigny, 1846 
Peruvian part of the South Pacific Ocean for Littorina umbilicata A. d'Orbigny, 1841 
Uruguayan part of the Rio de La Plata for Natica isabelleana A. d'Orbigny, 1841