@article{RAS:SourceID:1296, author = {de Weerdt, W.H.}, journal = {Beaufortia}, issue = {5}, pages = {61-91}, title = {A systematic revision of the north-eastern Atlantic shallow-water Haplosclerida (Porifera, Demospongiae): 1. Introduction, Oceanapiidae and Petrosiidae. }, url = {https://ras.biodiversity.aq/aphia.php?p=sourcedetails&id=1296}, volume = {35}, year = {1985} }