| Ptilocaulis | |
|---|---|
Scientific classification  | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Porifera |
| Class: | Demospongiae |
| Order: | Axinellida |
| Family: | Axinellidae |
| Genus: | Ptilocaulis Carter, 1883 |
| Species | |
See list | |
Ptilocaulis is a genus of demosponges. [1] The species within this genus are usually red or orange. They are often called tree sponges, as they grow many branches from a single stem resembling trees. They can grow to large size.
