Cardita compressa Reeve, 1843 accepted as
Cyclocardia compressa (Reeve, 1843) (additional source)
Cardita elegantoides Ortmann, 1899 † accepted as
Purpurocardia elegantoides (Ortmann, 1899) † (additional source)
Cardita elegantoides var. fueguina Steinmann & Wilckens, 1908 † accepted as
Pleuromeris fueguina (Steinmann & Wilckens, 1908) † (basis of record)
Cardita inaequalis R. A. Philippi, 1887 † accepted as
Darwinicardia patagonica (G. B. Sowerby I, 1846) † (source of synonymy)
Cardita patagonica G. B. Sowerby I, 1846 † accepted as
Darwinicardia patagonica (G. B. Sowerby I, 1846) † (new combination reference)
Cardita pseudopatagonica Ihering, 1899 † accepted as
Darwinicardia patagonica (G. B. Sowerby I, 1846) † (basis of record)
Cyclocardia cannada (Ihering, 1907) † accepted as
Oesterheldia cannada (Ihering, 1907) † (basis of record)
Cyclocardia compressa (Reeve, 1843) (additional source)
Cyclocardia dalek D. E. Pérez & C. J. del Río, 2017 † (original description)
Cyclocardia nortensis (del Río, 1986) † (basis of record)
Darwinicardia D. E. Pérez & del Río, 2017 † (original description)
Darwinicardia patagonica (G. B. Sowerby I, 1846) † (new combination reference)
Kalelia D. E. Pérez & del Río, 2017 † (original description)
Kolmeris Pérez & del Río, 2017 † (original description)
Kolmeris tehuelchana (Ihering, 1907) † (new combination reference)
Pleuromeris fueguina (Steinmann & Wilckens, 1908) † (new combination reference)
Pleuromeris sulcolunularis (Ihering, 1907) † (new combination reference)
Purpurocardia elegantoides (Ortmann, 1899) † (new combination reference)
Purpurocardia leonensis del Río, 1986 † (basis of record)
Scalaricardita laciarina (Feruglio, 1954) † (new combination reference)
Venericardia camaronesia Ihering, 1907 † accepted as
Scalaricardita camaronesia (Ihering, 1907) † (basis of record)
Venericardia dalli Ihering, 1907 † accepted as
Kolmeris tehuelchana (Ihering, 1907) † (source of synonymy)
Venericardia laciarina Feruglio, 1954 † (basis of record)
Venericardia nortensis del Río, 1986 † accepted as
Cyclocardia nortensis (del Río, 1986) † (basis of record)
Venericardia sulcolunularis Ihering, 1907 † accepted as
Pleuromeris sulcolunularis (Ihering, 1907) † (basis of record)
Venericardia tehuelchana Ihering, 1907 † accepted as
Kolmeris tehuelchana (Ihering, 1907) † (basis of record)
Holotype CPBA 11651, geounit Argentina, identified as
Purpurocardia leonensis del Río, 1986
Holotype CPBA 13242, geounit Argentina, identified as
Venericardia nortensis del Río, 1986
Nontype MACN MACN-Pi 2213, geounit Argentina, identified as
Venericardia laciarina Feruglio, 1954
Holotype MACN MACN-Pi 349, geounit Argentina, identified as
Venericardia camaronesia Ihering, 1907
Holotype MACN MACN-Pi 353, geounit Argentina, identified as
Venericardia dalli Ihering, 1907
Holotype MACN MACN-Pi 365, geounit Argentina, identified as
Cardita pseudopatagonica Ihering, 1899
Holotype MACN MACN-Pi 367, geounit Argentina, identified as
Venericardia sulcolunularis Ihering, 1907
Holotype MACN MACN-Pi 371, geounit Argentina, identified as
Venericardia tehuelchana Ihering, 1907
Holotype MACN MACN-Pi 5770, geounit Argentina, identified as
Cyclocardia dalek D. E. Pérez & C. J. del Río, 2017
Holotype PRI PRI.66394, geounit Argentina, identified as
Cardita elegantoides Ortmann, 1899
Holotype PZ-NHRM Mo. 117903, geounit Argentina, identified as
Cardita elegantoides var. fueguina Steinmann & Wilckens, 1908