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.
This genus contains two species:
Radiols (spikes) of a "slate pencil sea urchin" (Heterocentrotus mamillatus). They are a classical souvenir.
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