Pycnosteus
Extinct genus of jawless fishes
| Pycnosteus Temporal range: Eifelian–Givetian PreꞒ Ꞓ O S D C P T J K Pg N | |
|---|---|
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| Pycnosteus tuberculata | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Agnatha |
| Order: | Heterostraci |
| Suborder: | Psammosteida |
| Family: | Pycnosteida |
| Genus: | Pycnosteus Preobrazensky, 1911 |
| Binomial name | |
| Pycnosteus tuberculata Preobrazensky, 1911 | |
Pycnosteus is an extinct genus of jawless fish from the Devonian. It is thought to have cruised through vegetation, eating small invertebrates which it knocked loose .[1]
Sources
- ^ "Pteraspidomorphi: Psammosteida (2): Guerichosteids, Pycnosteids, Psammosteids & Psammolepis". Palaeos Vertebrates.
- Fishes of the World by Joseph S. Nelson
- Vertebrate Fossils and the Evolution of Scientific Concepts by W. Sargeant
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