Cynodontidae
| Cynodontidae Temporal range: Miocene - present | |
|---|---|
| Hydrolycus | |
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Order: | Characiformes |
| Family: | Cynodontidae C. H. Eigenmann, 1907 |
| Genera | |
|
Subfamily Cynodontinae | |
Cynodontidae, also known as dogtooth characins or vampire tetras, are a family of predatory, characiform freshwater fishes from South America. This group is not very diverse, and includes only five genera and 14 species. Most of what is known about this family is from the members of the subfamily Cynodontinae, which includes the largest species of this family, up to 117 cm (3.84 ft). The members of subfamily Roestinae only reach up to 20 cm (7.9 in). and are less known.
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