Taxon - Odkazy a literatura
Gill F., Donsker D. & Rasmussen P. (eds): IOC World Bird List 11.1 [http://www.worldbirdnames.org/] [jako Xema Leach, 1819]Datum citace: 22. duben 2021
Australian Faunal Directory [79908ab0-569a-4ca0-a7f0-3b6a90d74450]
ABRS (2009-2019): Australian Faunal Directory [https://biodiversity.org.au/afd/home], Australian Biological Resources Study, Canberra [jako Xema Leach, 1819]
Datum citace: 8. únor 2015
The Interim Register of Marine and Nonmarine Genera [1426556]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [jako Xema Leach in Ross, 1819]
Datum citace: 14. prosinec 2019
Paleobiology Database [276250]
Paleobiology Database [https://paleobiodb.org/] [jako Xema Leach, 1819]
Datum citace: 13. prosinec 2015