MSBIAS (2025). Tetrapoda. Accessed at: https://www.marinespecies.org/msbias/aphia.php?p=taxdetails&id=1831 on 2025-07-08
The UK Marine Environmental Data and Information Network (2025). Marine Species of the British Isles and Adjacent Seas (MSBIAS): a checklist of species derived from the UNICORN and Marine Recorder applications. Tetrapoda. Accessed at: https://www.marinespecies.org/msbias/aphia.php?p=taxdetails&id=1831 on 2025-07-08
basis of recordMargulis, L.; Schwartz, K.V. (1998). Five Kingdoms: an illustrated guide to the Phyla of life on earth. 3rd edition. Freeman: New York, NY (USA). ISBN 0-7167-3027-8. xx, 520 pp. (look up in IMIS) [details]
additional sourceMargulis, L.; Schwartz, K.V. (1982). Five Kingdoms : an illustrated guide to the phyla of life on earth. Second edition. Freeman. (look up in IMIS) [details]