Triodus
| Triodus Temporal range:
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| Fossil | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Chondrichthyes |
| Subclass: | Elasmobranchii |
| Order: | †Xenacanthida |
| Family: | †Xenacanthidae |
| Genus: | †Triodus Jordan, 1849 |
| Species | |
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Triodus is an extinct genus of xenacanthiform cartilaginous fish that lived from the Carboniferous to the Permian. In 2017, a new species Triodus richterae was described from the Rio do Rasto Formation of Brazil.[1]
References
[edit]
- ^ Victor E. Pauliv; Agustín G. Martinelli; Heitor Francischini; Paula Dentzien-Dias; Marina B. Soares; Cesar L. Schultz; Ana M. Ribeiro (2017). "The first Western Gondwanan species of Triodus Jordan 1849: A new Xenacanthiformes (Chondrichthyes) from the late Paleozoic of Southern Brazil". Journal of South American Earth Sciences. 80: 482–493. Bibcode:2017JSAES..80..482P. doi:10.1016/j.jsames.2017.09.007.
Further reading
[edit]- The Rise of Fishes: 500 Million Years of Evolution by John A. Long
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 | This article about a prehistoric cartilaginous fish is a stub. You can help Wikipedia by expanding it. |
Categories:
- Xenacanths
- Prehistoric cartilaginous fish genera
- Carboniferous cartilaginous fish
- Permian cartilaginous fish
- Prehistoric fish of North America
- Carboniferous United States
- Permian United States
- Prehistoric fish of South America
- Permian Brazil
- Fossils of Brazil
- Paraná Basin
- Fossil taxa described in 1849
- Prehistoric cartilaginous fish stubs