Taxon - Odkazy a literatura
Australian Faunal Directory [6b4378e9-3fe8-4b6b-abae-3ef9fbb08909]
ABRS (2009-2019): Australian Faunal Directory [https://biodiversity.org.au/afd/home], Australian Biological Resources Study, Canberra [jako Graphis Jeffreys, 1867]
Datum citace: 13. únor 2015
The Interim Register of Marine and Nonmarine Genera [1361722]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [jako Graphis Jeffreys, 1867]
Datum citace: 30. listopad 2019
Paleobiology Database [9921]
Paleobiology Database [https://paleobiodb.org/] [jako Graphis]
Datum citace: 11. prosinec 2015