| Calcinea | |
|---|---|
| |
| Clathrina clathrus | |
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Porifera |
| Class: | Calcarea |
| Subclass: | Calcinea Bidder, 1898 |
| Orders | |
The Calcinea are a subclass of the calcareous sponges. Its phylum is Porifera and class is Calcarea.[1] Branching is usually dichotomous or umbellate with anastomoses, which gives rise to reticulate growths on stalks in adults. Most varieties are coral red or sulphur yellow.[2]
- ^ "World Porifera Database", Marinespecies.org, Retrieved 2-25-2016
- ^ "The Skeleton and Classification of Calcareous Sponges", Retrieved 2-25-2016