Ptilocaulis
| Ptilocaulis | |
|---|---|
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Porifera |
| Class: | Demospongiae |
| Order: | Halichondrida |
| Family: | Axinellidae |
| Genus: | Ptilocaulis |
| Species | |
|
Ptilocaulis arbora | |
Ptilocaulis is a genus of demosponges. The species within this genus are usually red or orange. They are often called treesponges, as they grow many branches from a single stem resmebleing trees. They can grow to large size.