Taxon - Odkazy a literatura
Australian Faunal Directory [6c21f146-f9de-4b7c-aca9-3cf71bcc64a8]
ABRS (2009-2019): Australian Faunal Directory [https://biodiversity.org.au/afd/home], Australian Biological Resources Study, Canberra [jako Spirula Lamarck, 1801]
Datum citace: 12. únor 2015
The Interim Register of Marine and Nonmarine Genera [1344005]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [jako Spirula Lamarck, 1799]
Datum citace: 30. listopad 2019
Paleobiology Database [15933]
Paleobiology Database [https://paleobiodb.org/] [jako Spirula Lamarck, 1799]
Datum citace: 13. prosinec 2015