Triodus
Extinct genus of cartilaginous fishes
From Wikipedia, the free encyclopedia
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]
| Triodus Temporal range: | |
|---|---|
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| Fossil | |
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Chondrichthyes |
| Subclass: | Elasmobranchii |
| Order: | †Xenacanthiformes |
| Family: | †Xenacanthidae |
| Genus: | †Triodus Jordan, 1849 |
| Species | |
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