Deep-Sea (2023). Cephalochordata. Accessed at: https://www.marinespecies.org/DeepSea/aphia.php?p=taxdetails&id=1824 on 2023-09-22
Glover, A.G.; Higgs, N.; Horton, T. (2023). World Register of Deep-Sea species (WoRDSS). Cephalochordata. Accessed at: https://marinespecies.org/deepsea/aphia.php?p=taxdetails&id=1824 on 2023-09-22
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]
Present Inaccurate Introduced: alien Containing type locality