Genus: Regulus
Systematics :
| Kingdom | Animals (Animalia) | |||||||
| Phylum | Ryggstrengdyr (Chordata) | |||||||
| Subphylum | Virveldyr (Vertebrata) | |||||||
| Klasse | Birds (Aves) | |||||||
| Order | Passerines (Passeriformes) | |||||||
| Family | Fuglekongefamilien (Regulidae) | |||||||
| Genus | Regulus | |||||||
| Species | Goldcrest (Regulus regulus) | |||||||
| Species | Firecrest (Regulus ignicapilla) | |||||||
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