Triodus

Triodus
Temporal range:
Fossil
Scientific classification Edit this classification
Kingdom: Animalia
Phylum: Chordata
Class: Chondrichthyes
Subclass: Elasmobranchii
Order: †Xenacanthiformes
Family: †Xenacanthidae
Genus: †Triodus
Jordan, 1849
Species
  • T. elpia
  • T. richterae
Restoration of T. sesselensis

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.