Genus: Squalus
En art i Norge: Pigghå.
Systematics :
| Kingdom | Animals (Animalia) | |||||||
| Phylum | Ryggstrengdyr (Chordata) | |||||||
| Subphylum | Virveldyr (Vertebrata) | |||||||
| Klasse | Bruskfisk (Chondrichtyes) | |||||||
| Order | Håer (Squaliformes) | |||||||
| Family | Håfamilien (Squalidae) | |||||||
| Genus | Squalus | |||||||
| Species | Pigghå (Squalus acanthias) | |||||||
Sustain.no is provided by the Norwegian Centre for Science Education