Polymastia is a genus of sea sponges containing about 30 species. These are small to large encrusting or dome-shaped sponges with a smooth surface having many teat-shaped projections (papillae). In areas of strong wave action, this genus does not grow the teat structures, but instead grows in a corrugated form.
Spongia is a genus of marine sponges in the family Spongiidae, originally described by Carl Linnaeus in 1759, containing more than 60 species. Some species, including Spongia officinalis, are used as cleaning tools, but have mostly been replaced in that use by synthetic or plant material.
Axinella is a genus of sponges in the family Axinellidae first described in 1862 by Eduard Oscar Schmidt. Species of Axinella occur in the Indian and Pacific Oceans. Most of these sponges are smaller than 20 cm, and have a yellow or orange colour.
Stelletta is a genus of sea sponges belonging to the family Ancorinidae.
Cliona is a genus of demosponges in the family Clionaidae. It contains about eighty described species.
Clathria is a large genus of demosponges in the family Microcionidae.
Haliclona is a genus of demosponges in the family Chalinidae.
Ircinia is a genus of sea sponges in the family Irciniidae.
Darwinellidae is a family of sponges in the order Dendroceratida.
Dictyodendrillidae is a family of sponges in the order Dendroceratida.
Callyspongia is a genus of demosponges in the family Callyspongiidae.
Callyspongiidae is a family of sea sponges in the order Haplosclerida. It contains the following genera and species:
Gelliodes is a genus of sponges in the family Niphatidae.
Carteriospongia is a genus of sea sponges in the family Thorectidae.
Craniella is a genus of marine sponges in the family Tetillidae.
Tedania is a genus of sea sponges in the family Tedaniidae.
Protomonaxonida is an extinct order of sea sponges. It is a paraphyletic group gathering the most ancient species from the Burgess Shale to modern sponges.
Mycale is a genus of demosponge with 240 recognised species in 11 subgenera. It has been a large genus with multiple subdivisions since it was first described in 1867.
Amorphinopsis is a genus of sea sponges belonging to the family Halichondriidae.
Axinyssa is a genus of sea sponges belonging to the family Halichondriidae.
