Xu, K.; Agatha, S.; Dolan, J. (2024). World Ciliophora Database. Haplocaulus claparedei (Andrussowa, 1886) Warren, 1986. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=426989 on 2024-07-19