Allan, J.K. (1932). A new genus and species of sea-slug, and two new species of sea-hares from Australia. <em>Records of the Australian Museum.</em> 18(6): 314–320, pls 34-35.[details] Available for editors [request]
MolluscaBase eds. (2024). MolluscaBase. Tethys extraordinaria J. K. Allan, 1932. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=577972 on 2024-05-02
original descriptionAllan, J.K. (1932). A new genus and species of sea-slug, and two new species of sea-hares from Australia. <em>Records of the Australian Museum.</em> 18(6): 314–320, pls 34-35.[details] Available for editors [request]