Outgroup
Heterodontus
Orectolobiformes
Lamniformes
Carcharhiniformes
Chlamydoselachus
Notorynchus
Hexanchus
Heptranchias
Echinorhinus
Centrophoridae
Etmopteridae
Oxynotus
Somniosidae
Dalatiinae
Euprotomicrininae
Squalidae
Squatina
Pristiophoridae
Mucrovenator
Sphenodus
Palidiplospinax
Synechodus
Paraorthacodus
Macrourogaleus
Welcommia
Pseudonotidanus
Rhomphaiodon
pre_Jurassic_Synechodus
Synechodus_prorogatus