Bothriocidaris
| Bothriocidaris Temporal range: | |
|---|---|
 | |
| Bothriocidaris globulus from the Encyclopædia Britannica, 1911. The short spines which were attached to the tubercles are not drawn. | |
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Echinodermata |
| Class: | Echinoidea |
| Order: | †Bothriocidaroida |
| Family: | †Bothriocidaridae |
| Genus: | †Bothriocidaris Eichwald, 1860 |
Bothriocidaris is an extinct genus of echinoid from the Ordovician. It grew to 1.6 centimetres (0.63 in) in size[1] and fed on plankton.
References
[edit]- Dinosaurs to Dodos: An Encyclopedia of Extinct Animals by Don Lessem and Jan Sovak
- Parker, Steve. Dinosaurus: the complete guide to dinosaurs. Firefly Books Inc, 2003. Pg. 55
- ↑ Kolata, Dennis; Strimple, Harrell; Levorson, Calvin (1977-01-01). "A New Species of Bothriocidaris (Echinoidea) from the Cincinnatian Maquoketa Group of Iowa". Proceedings of the Iowa Academy of Science. 84 (4): 146–149. ISSN 0085-2236.
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