Selachimorpha

Heifasker (Selachii of Selachimorpha) san fasker uun det klas faan a graselfasker (Chondrichthyes). Diar jaft at wel son 500 slacher faan.

A miast heifasker freed ööder fasker; enkelten üs di waalhei freed oober man plankton.

Ordern

(efter Wikispecies):

Carcharhiniformes - †Cladoselachiformes - †Ctenacanthiformes - †Eugeneodontida - Heterodontiformes - Hexanchiformes - Lamniformes - Orectolobiformes - Pristiophoriformes - Squaliformes - Squatiniformes - †Symmoriida - †Synechodontiformes - †Xenacanthida

Iindialang an enkelt slacher

(efter: Nelson, 2006):

1. Galeomorphi

• (Heterodontiformes)
• (Orectolobiformes)
  • Waalheier (Rhincodontidae)
    • Waalheier (Rhincodon)

      Waalhei (Rhincodon typus)

• (Lamniformes)
  • Lamnidae
    • Witj heier (Carcharodon)

      Witj hei (Carcharodon carcharias)

• (Carcharhiniformes)
  • Kaatheier (Scyliorhinidae)
    • Plaket kaatheier (Scyliorhinus)

      Gratplaket kaathei (Scyliorhinus stellaris)

2. Squalomorphi

• (Hexanchiformes)
• (Echinorhiniformes)
• (Squaliformes)
• (Squatiniformes)
• (Pristiophoriformes)