| Viper dogfish | |
|---|---|
| Conservation status | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Chondrichthyes |
| Subclass: | Elasmobranchii |
| Order: | Squaliformes |
| Family: | Etmopteridae |
| Genus: | Trigonognathus Mochizuki & Ohe, 1990 |
| Species: | T. kabeyai |
| Binomial name | |
| Trigonognathus kabeyai Mochizuki & Ohe, 1990 |
|
| Range of the viper dogfish (in blue) | |
The viper dogfish, Trigonognathus kabeyai, is a dogfish, the only species in the genus Trigonognathus, found off Wakayama and Tokushima, Japan, in the northwest Pacific Ocean at depths of between 330 and 360 m. Its maximum length is 47 cm.
Viper dogfish are ovoviviparous.