| Haplosclerida | |
|---|---|
| Callyspongia crassa | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Porifera |
| Class: | Demospongiae |
| Order: | Haplosclerida |
| Suborder: | Haplosclerina Petrosina |
| Families | |
|
see text |
|
see text
The Haplosclerida are an order of demosponges. This order includes marine species. It contains the following suborders and families: