@article{NARMS:SourceID:33361, abstract = {Hydractinia marsupialia, Hydractinia multitentaculata, Clavactinia multitentaculata, Cladocarpus crepidatus, Cladocarpus paries, Cladocarpus unicornis, Nicoliana gravierae, Lineolaria gravierae, Halopteris pseudoconstricta, Halopteris rostrata, Plumularia mossambicae, Eudendrium ritchiei}, author = {Millard, N.A.H.}, journal = {Annals of the South African Museum}, note = {published December 1975}, pages = {1-513}, title = {Monograph on the Hydroida of southern Africa}, url = {https://www.biodiversitylibrary.org/page/40921697}, volume = {68}, year = {1975} }