Sponges are characterized by the possession of a feeding system unique among animals. Two new species of the demospongiae order haplosclerida are described, biminia macrotoxa sp. Mediterranean hexactinellid sponges, with the description of a new sympagella species porifera, hexactinellida. Despite the young age of the galapagos platform 1015 myr and its biogeographic isolation e. The approximately 5,000 living sponge species are classified in the phylum porifera, which is composed of three distinct groups, the hexactinellida glass sponges, the demospongia, and the calcarea calcareous sponges. Interest in cladorhizid sponges has grown rapidly in the past 19 years since a unique feeding strategy, carnivory, was described by vacelet and bouryesnault in 1995.
The diagnoses of new species reported here provide a model for the morphological descriptions of future species. Hooper and others published a new genus and two new species of haplosclerid sponges porifera. Four new species of cladorhizidae porifera, demospongiae, poecilosclerida from the northeast pacific. However, little is known about the deep and shallowwater sponge fauna. Pdf a new genus and two new species of haplosclerid. New species of sponges porifera, demospongiae from the turkish coast article pdf available in turkish journal of zoology 394. New species of dictyoceratid sponges from new zealand. Diversity of porifera in the mediterranean coralligenous accretions, with description of a new species. Demospongiae from the timor sea, northwest australia. The phylum porifera is subdivided into four recent classes. Pdf new species of sponges porifera, demospongiae from. Petrosiidae, obtained from trawls off the northwest coast of western australia. Four new species of cladorhizidae from the northeast. Latrunculiidae with descriptions of new species from new caledonia and the northeastern pacific.