Dumont, J. (1981). A report on the cheilostome Bryozoa of the Sudanese Red Sea. <em>Journal of Natural History.</em> 15(4): 623-637., available online athttps://doi.org/10.1080/00222938100770441[details]
Bock, P. (2024). World List of Bryozoa. Calyptotheca nigra Dumont, 1981. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=216003 on 2024-08-15
original descriptionDumont, J. (1981). A report on the cheilostome Bryozoa of the Sudanese Red Sea. <em>Journal of Natural History.</em> 15(4): 623-637., available online athttps://doi.org/10.1080/00222938100770441[details]