Pleurocystites
| Pleurocystites Temporal range: Late Ordovician | |
|---|---|
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Echinodermata |
| Subphylum: | Crinozoa |
| Class: | Rhombifera |
| Genus: | Pleurocystites |
Pleurocystites (meaning rib bag or side bladder) is a genus of rhombiferan echinoderm (a cystoid) that lived in the Late Ordovician. Its fossils are known from Europe and North America. Pleurocystites grew to a height of 2 centimeters (3/4 of an inch) and fed on tiny, floating particles.
Sources
- Fossils (Smithsonian Handbooks) by David Ward (Page 191)
- Parker, Steve. Dinosaurus: the complete guide to dinosaurs. Firefly Books Inc, 2003. Pg. 75