Order: Scytosiphonales

Systematics :

KingdomDet gule riket (Chromista)
Phylum Ochrophyta
Division  Brown algae (Phaeophyta)
Klasse   Brunalgar (Phaeophyceae)
Order    Scytosiphonales
Family     Scytosiphonaceae
Genus      Colpomenia
Species       Oyster thief (Colpomenia peregrina)
Genus      Petalonia
Species       Vanlig brunbånd (Petalonia fascia)
Genus      Scytosiphon
Species       Fjæreslo (Scytosiphon lomentaria)