Taxon - Odkazy a literatura
The Interim Register of Marine and Nonmarine Genera [1361141]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [jako Cardioecia Canu & Bassler, 1922]
Datum citace: 30. listopad 2019
Paleobiology Database [24806]
Paleobiology Database [https://paleobiodb.org/] [jako Cardioecia]
Datum citace: 26. leden 2018
The Interim Register of Marine and Nonmarine Genera [1195866]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [jako Notoplagioecia Canu & Bassler, 1922]
Datum citace: 8. prosinec 2019
Paleobiology Database [24973]
Paleobiology Database [https://paleobiodb.org/] [jako Notoplagioecia]
Datum citace: 11. prosinec 2015