Heterocentrotus
| Heterocentrotus | |
|---|---|
 | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Echinodermata |
| Class: | Echinoidea |
| Order: | Echinoida |
| Family: | Echinometridae |
| Genus: | Heterocentrotus |
| Species: | see text |
Heterocentrotus is a genus of slate pencil urchins, part of the familia Echinometridae.
List of species
This genus contains two species:
- Heterocentrotus mamillatus (Linnaeus, 1758)
- Heterocentrotus trigonarius (Lamarck, 1816)
-
Radiols (spikes) of a "slate pencil sea urchin" (Heterocentrotus mamillatus). They are a classical souvenir.
